| 21:5.0.1.1.1 | PART 300 
 | PART 300 - GENERAL |  | 
| 21:5.0.1.1.1.1 | SUBPART A 
 | Subpart A [Reserved] |  | 
| 21:5.0.1.1.1.2 | SUBPART B 
 | Subpart B - Combination Drugs |  | 
| 21:5.0.1.1.1.2.1.1 | SECTION 300.50 
 | 300.50 Fixed-combination prescription drugs for humans. |  | 
| 21:5.0.1.1.1.3 | SUBPART C 
 | Subpart C - Substances Generally Prohibited From Drugs |  | 
| 21:5.0.1.1.1.3.1.1 | SECTION 300.100 
 | 300.100 Chlorofluorocarbon propellants. |  | 
| 21:5.0.1.1.2 | PART 310 
 | PART 310 - NEW DRUGS |  | 
| 21:5.0.1.1.2.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.2.1.1.1 | SECTION 310.3 
 | 310.3 Definitions and interpretations. |  | 
| 21:5.0.1.1.2.1.1.2 | SECTION 310.4 
 | 310.4 Biologics; products subject to license control. |  | 
| 21:5.0.1.1.2.1.1.3 | SECTION 310.6 
 | 310.6 Applicability of “new drug” or safety or effectiveness findings in drug efficacy study implementation notices and notices of opportunity for hearing to identical, related, and similar drug products. |  | 
| 21:5.0.1.1.2.2 | SUBPART B 
 | Subpart B - Specific Administrative Rulings and Decisions |  | 
| 21:5.0.1.1.2.2.1.1 | SECTION 310.100 
 | 310.100 New drug status opinions; statement of policy. |  | 
| 21:5.0.1.1.2.2.1.2 | SECTION 310.103 
 | 310.103 New drug substances intended for hypersensitivity testing. |  | 
| 21:5.0.1.1.2.3 | SUBPART C 
 | Subpart C - New Drugs Exempted From Prescription-Dispensing Requirements |  | 
| 21:5.0.1.1.2.3.1.1 | SECTION 310.200 
 | 310.200 Prescription-exemption procedure. |  | 
| 21:5.0.1.1.2.3.1.2 | SECTION 310.201 
 | 310.201 Exemption for certain drugs limited by new-drug applications to prescription sale. |  | 
| 21:5.0.1.1.2.4 | SUBPART D 
 | Subpart D - Records and Reports |  | 
| 21:5.0.1.1.2.4.1.1 | SECTION 310.305 
 | 310.305 Records and reports concerning adverse drug experiences on marketed prescription drugs for human use without approved new drug applications. |  | 
| 21:5.0.1.1.2.4.1.2 | SECTION 310.306 
 | 310.306 Notification of a permanent discontinuance or an interruption in manufacturing of marketed prescription drugs for human use without approved new drug applications. |  | 
| 21:5.0.1.1.2.5 | SUBPART E 
 | Subpart E - Requirements for Specific New Drugs or Devices |  | 
| 21:5.0.1.1.2.5.1.1 | SECTION 310.501 
 | 310.501 Patient package inserts for oral contraceptives. |  | 
| 21:5.0.1.1.2.5.1.2 | SECTION 310.502 
 | 310.502 Certain drugs accorded new drug status through rulemaking procedures. |  | 
| 21:5.0.1.1.2.5.1.3 | SECTION 310.503 
 | 310.503 Requirements regarding certain radioactive drugs. |  | 
| 21:5.0.1.1.2.5.1.4 | SECTION 310.509 
 | 310.509 Parenteral drug products in plastic containers. |  | 
| 21:5.0.1.1.2.5.1.5 | SECTION 310.515 
 | 310.515 Patient package inserts for estrogens. |  | 
| 21:5.0.1.1.2.5.1.6 | SECTION 310.517 
 | 310.517 Labeling for oral hypoglycemic drugs of the sulfonylurea class. |  | 
| 21:5.0.1.1.2.5.1.7 | SECTION 310.518 
 | 310.518 Drug products containing iron or iron salts. |  | 
| 21:5.0.1.1.2.5.1.8 | SECTION 310.519 
 | 310.519 Drug products marketed as over-the-counter (OTC) daytime sedatives. |  | 
| 21:5.0.1.1.2.5.1.9 | SECTION 310.527 
 | 310.527 Drug products containing active ingredients offered over-the-counter (OTC) for external use as hair growers or for hair loss prevention. |  | 
| 21:5.0.1.1.2.5.1.10 | SECTION 310.528 
 | 310.528 Drug products containing active ingredients offered over-the-counter (OTC) for use as an aphrodisiac. |  | 
| 21:5.0.1.1.2.5.1.11 | SECTION 310.529 
 | 310.529 Drug products containing active ingredients offered over-the-counter (OTC) for oral use as insect repellents. |  | 
| 21:5.0.1.1.2.5.1.12 | SECTION 310.530 
 | 310.530 Topically applied hormone-containing drug products for over-the-counter (OTC) human use. |  | 
| 21:5.0.1.1.2.5.1.13 | SECTION 310.531 
 | 310.531 Drug products containing active ingredients offered over-the-counter (OTC) for the treatment of boils. |  | 
| 21:5.0.1.1.2.5.1.14 | SECTION 310.532 
 | 310.532 Drug products containing active ingredients offered over-the-counter (OTC) to relieve the symptoms of benign prostatic hypertrophy. |  | 
| 21:5.0.1.1.2.5.1.15 | SECTION 310.533 
 | 310.533 Drug products containing active ingredients offered over-the-counter (OTC) for human use as an anticholinergic in cough-cold drug products. |  | 
| 21:5.0.1.1.2.5.1.16 | SECTION 310.534 
 | 310.534 Drug products containing active ingredients offered over-the-counter (OTC) for human use as oral wound healing agents. |  | 
| 21:5.0.1.1.2.5.1.17 | SECTION 310.536 
 | 310.536 Drug products containing active ingredients offered over-the-counter (OTC) for use as a nailbiting or thumbsucking deterrent. |  | 
| 21:5.0.1.1.2.5.1.18 | SECTION 310.537 
 | 310.537 Drug products containing active ingredients offered over-the-counter (OTC) for oral administration for the treatment of fever blisters and cold sores. |  | 
| 21:5.0.1.1.2.5.1.19 | SECTION 310.538 
 | 310.538 Drug products containing active ingredients offered over-the-counter (OTC) for use for ingrown toenail relief. |  | 
| 21:5.0.1.1.2.5.1.20 | SECTION 310.540 
 | 310.540 Drug products containing active ingredients offered over-the-counter (OTC) for use as stomach acidifiers. |  | 
| 21:5.0.1.1.2.5.1.21 | SECTION 310.541 
 | 310.541 Over-the-counter (OTC) drug products containing active ingredients offered for use in the treatment of hypophosphatemia. |  | 
| 21:5.0.1.1.2.5.1.22 | SECTION 310.542 
 | 310.542 Over-the-counter (OTC) drug products containing active ingredients offered for use in the treatment of hyperphosphatemia. |  | 
| 21:5.0.1.1.2.5.1.23 | SECTION 310.543 
 | 310.543 Drug products containing active ingredients offered over-the-counter (OTC) for human use in exocrine pancreatic insufficiency. |  | 
| 21:5.0.1.1.2.5.1.24 | SECTION 310.544 
 | 310.544 Drug products containing active ingredients offered over-the-counter (OTC) for use as a smoking deterrent. |  | 
| 21:5.0.1.1.2.5.1.25 | SECTION 310.545 
 | 310.545 Drug products containing certain active ingredients offered over-the-counter (OTC) for certain uses. |  | 
| 21:5.0.1.1.2.5.1.26 | SECTION 310.546 
 | 310.546 Drug products containing active ingredients offered over-the-counter (OTC) for the treatment and/or prevention of nocturnal leg muscle cramps. |  | 
| 21:5.0.1.1.2.5.1.27 | SECTION 310.547 
 | 310.547 Drug products containing quinine offered over-the-counter (OTC) for the treatment and/or prevention of malaria. |  | 
| 21:5.0.1.1.2.5.1.28 | SECTION 310.548 
 | 310.548 Drug products containing colloidal silver ingredients or silver salts offered over-the-counter (OTC) for the treatment and/or prevention of disease. |  | 
| 21:5.0.1.1.3 | PART 312 
 | PART 312 - INVESTIGATIONAL NEW DRUG APPLICATION |  | 
| 21:5.0.1.1.3.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.3.1.1.1 | SECTION 312.1 
 | 312.1 Scope. |  | 
| 21:5.0.1.1.3.1.1.2 | SECTION 312.2 
 | 312.2 Applicability. |  | 
| 21:5.0.1.1.3.1.1.3 | SECTION 312.3 
 | 312.3 Definitions and interpretations. |  | 
| 21:5.0.1.1.3.1.1.4 | SECTION 312.6 
 | 312.6 Labeling of an investigational new drug. |  | 
| 21:5.0.1.1.3.1.1.5 | SECTION 312.7 
 | 312.7 Promotion of investigational drugs. |  | 
| 21:5.0.1.1.3.1.1.6 | SECTION 312.8 
 | 312.8 Charging for investigational drugs under an IND. |  | 
| 21:5.0.1.1.3.1.1.7 | SECTION 312.10 
 | 312.10 Waivers. |  | 
| 21:5.0.1.1.3.2 | SUBPART B 
 | Subpart B - Investigational New Drug Application (IND) |  | 
| 21:5.0.1.1.3.2.1.1 | SECTION 312.20 
 | 312.20 Requirement for an IND. |  | 
| 21:5.0.1.1.3.2.1.2 | SECTION 312.21 
 | 312.21 Phases of an investigation. |  | 
| 21:5.0.1.1.3.2.1.3 | SECTION 312.22 
 | 312.22 General principles of the IND submission. |  | 
| 21:5.0.1.1.3.2.1.4 | SECTION 312.23 
 | 312.23 IND content and format. |  | 
| 21:5.0.1.1.3.2.1.5 | SECTION 312.30 
 | 312.30 Protocol amendments. |  | 
| 21:5.0.1.1.3.2.1.6 | SECTION 312.31 
 | 312.31 Information amendments. |  | 
| 21:5.0.1.1.3.2.1.7 | SECTION 312.32 
 | 312.32 IND safety reporting. |  | 
| 21:5.0.1.1.3.2.1.8 | SECTION 312.33 
 | 312.33 Annual reports. |  | 
| 21:5.0.1.1.3.2.1.9 | SECTION 312.38 
 | 312.38 Withdrawal of an IND. |  | 
| 21:5.0.1.1.3.3 | SUBPART C 
 | Subpart C - Administrative Actions |  | 
| 21:5.0.1.1.3.3.1.1 | SECTION 312.40 
 | 312.40 General requirements for use of an investigational new drug in a clinical investigation. |  | 
| 21:5.0.1.1.3.3.1.2 | SECTION 312.41 
 | 312.41 Comment and advice on an IND. |  | 
| 21:5.0.1.1.3.3.1.3 | SECTION 312.42 
 | 312.42 Clinical holds and requests for modification. |  | 
| 21:5.0.1.1.3.3.1.4 | SECTION 312.44 
 | 312.44 Termination. |  | 
| 21:5.0.1.1.3.3.1.5 | SECTION 312.45 
 | 312.45 Inactive status. |  | 
| 21:5.0.1.1.3.3.1.6 | SECTION 312.47 
 | 312.47 Meetings. |  | 
| 21:5.0.1.1.3.3.1.7 | SECTION 312.48 
 | 312.48 Dispute resolution. |  | 
| 21:5.0.1.1.3.4 | SUBPART D 
 | Subpart D - Responsibilities of Sponsors and Investigators |  | 
| 21:5.0.1.1.3.4.1.1 | SECTION 312.50 
 | 312.50 General responsibilities of sponsors. |  | 
| 21:5.0.1.1.3.4.1.2 | SECTION 312.52 
 | 312.52 Transfer of obligations to a contract research organization. |  | 
| 21:5.0.1.1.3.4.1.3 | SECTION 312.53 
 | 312.53 Selecting investigators and monitors. |  | 
| 21:5.0.1.1.3.4.1.4 | SECTION 312.54 
 | 312.54 Emergency research under § 50.24 of this chapter. |  | 
| 21:5.0.1.1.3.4.1.5 | SECTION 312.55 
 | 312.55 Informing investigators. |  | 
| 21:5.0.1.1.3.4.1.6 | SECTION 312.56 
 | 312.56 Review of ongoing investigations. |  | 
| 21:5.0.1.1.3.4.1.7 | SECTION 312.57 
 | 312.57 Recordkeeping and record retention. |  | 
| 21:5.0.1.1.3.4.1.8 | SECTION 312.58 
 | 312.58 Inspection of sponsor's records and reports. |  | 
| 21:5.0.1.1.3.4.1.9 | SECTION 312.59 
 | 312.59 Disposition of unused supply of investigational drug. |  | 
| 21:5.0.1.1.3.4.1.10 | SECTION 312.60 
 | 312.60 General responsibilities of investigators. |  | 
| 21:5.0.1.1.3.4.1.11 | SECTION 312.61 
 | 312.61 Control of the investigational drug. |  | 
| 21:5.0.1.1.3.4.1.12 | SECTION 312.62 
 | 312.62 Investigator recordkeeping and record retention. |  | 
| 21:5.0.1.1.3.4.1.13 | SECTION 312.64 
 | 312.64 Investigator reports. |  | 
| 21:5.0.1.1.3.4.1.14 | SECTION 312.66 
 | 312.66 Assurance of IRB review. |  | 
| 21:5.0.1.1.3.4.1.15 | SECTION 312.68 
 | 312.68 Inspection of investigator's records and reports. |  | 
| 21:5.0.1.1.3.4.1.16 | SECTION 312.69 
 | 312.69 Handling of controlled substances. |  | 
| 21:5.0.1.1.3.4.1.17 | SECTION 312.70 
 | 312.70 Disqualification of a clinical investigator. |  | 
| 21:5.0.1.1.3.5 | SUBPART E 
 | Subpart E - Drugs Intended to Treat Life-threatening and Severely-debilitating Illnesses |  | 
| 21:5.0.1.1.3.5.1.1 | SECTION 312.80 
 | 312.80 Purpose. |  | 
| 21:5.0.1.1.3.5.1.2 | SECTION 312.81 
 | 312.81 Scope. |  | 
| 21:5.0.1.1.3.5.1.3 | SECTION 312.82 
 | 312.82 Early consultation. |  | 
| 21:5.0.1.1.3.5.1.4 | SECTION 312.83 
 | 312.83 Treatment protocols. |  | 
| 21:5.0.1.1.3.5.1.5 | SECTION 312.84 
 | 312.84 Risk-benefit analysis in review of marketing applications for drugs to treat life-threatening and severely-debilitating illnesses. |  | 
| 21:5.0.1.1.3.5.1.6 | SECTION 312.85 
 | 312.85 Phase 4 studies. |  | 
| 21:5.0.1.1.3.5.1.7 | SECTION 312.86 
 | 312.86 Focused FDA regulatory research. |  | 
| 21:5.0.1.1.3.5.1.8 | SECTION 312.87 
 | 312.87 Active monitoring of conduct and evaluation of clinical trials. |  | 
| 21:5.0.1.1.3.5.1.9 | SECTION 312.88 
 | 312.88 Safeguards for patient safety. |  | 
| 21:5.0.1.1.3.6 | SUBPART F 
 | Subpart F - Miscellaneous |  | 
| 21:5.0.1.1.3.6.1.1 | SECTION 312.110 
 | 312.110 Import and export requirements. |  | 
| 21:5.0.1.1.3.6.1.2 | SECTION 312.120 
 | 312.120 Foreign clinical studies not conducted under an IND. |  | 
| 21:5.0.1.1.3.6.1.3 | SECTION 312.130 
 | 312.130 Availability for public disclosure of data and information in an IND. |  | 
| 21:5.0.1.1.3.6.1.4 | SECTION 312.140 
 | 312.140 Address for correspondence. |  | 
| 21:5.0.1.1.3.6.1.5 | SECTION 312.145 
 | 312.145 Guidance documents. |  | 
| 21:5.0.1.1.3.7 | SUBPART G 
 | Subpart G - Drugs for Investigational Use in Laboratory Research Animals or In Vitro Tests |  | 
| 21:5.0.1.1.3.7.1.1 | SECTION 312.160 
 | 312.160 Drugs for investigational use in laboratory research animals or in vitro tests. |  | 
| 21:5.0.1.1.3.8 | SUBPART H 
 | Subpart H [Reserved] |  | 
| 21:5.0.1.1.3.9 | SUBPART I 
 | Subpart I - Expanded Access to Investigational Drugs for Treatment Use |  | 
| 21:5.0.1.1.3.9.1.1 | SECTION 312.300 
 | 312.300 General. |  | 
| 21:5.0.1.1.3.9.1.2 | SECTION 312.305 
 | 312.305 Requirements for all expanded access uses. |  | 
| 21:5.0.1.1.3.9.1.3 | SECTION 312.310 
 | 312.310 Individual patients, including for emergency use. |  | 
| 21:5.0.1.1.3.9.1.4 | SECTION 312.315 
 | 312.315 Intermediate-size patient populations. |  | 
| 21:5.0.1.1.3.9.1.5 | SECTION 312.320 
 | 312.320 Treatment IND or treatment protocol. |  | 
| 21:5.0.1.1.4 | PART 314 
 | PART 314 - APPLICATIONS FOR FDA APPROVAL TO MARKET A NEW DRUG |  | 
| 21:5.0.1.1.4.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.4.1.1.1 | SECTION 314.1 
 | 314.1 Scope of this part. |  | 
| 21:5.0.1.1.4.1.1.2 | SECTION 314.2 
 | 314.2 Purpose. |  | 
| 21:5.0.1.1.4.1.1.3 | SECTION 314.3 
 | 314.3 Definitions. |  | 
| 21:5.0.1.1.4.2 | SUBPART B 
 | Subpart B - Applications |  | 
| 21:5.0.1.1.4.2.1.1 | SECTION 314.50 
 | 314.50 Content and format of an NDA. |  | 
| 21:5.0.1.1.4.2.1.2 | SECTION 314.52 
 | 314.52 Notice of certification of invalidity, unenforceability, or noninfringement of a patent. |  | 
| 21:5.0.1.1.4.2.1.3 | SECTION 314.53 
 | 314.53 Submission of patent information. |  | 
| 21:5.0.1.1.4.2.1.4 | SECTION 314.54 
 | 314.54 Procedure for submission of a 505(b)(2) application requiring investigations for approval of a new indication for, or other change from, a listed drug. |  | 
| 21:5.0.1.1.4.2.1.5 | SECTION 314.55 
 | 314.55 Pediatric use information. |  | 
| 21:5.0.1.1.4.2.1.6 | SECTION 314.60 
 | 314.60 Amendments to an unapproved NDA, supplement, or resubmission. |  | 
| 21:5.0.1.1.4.2.1.7 | SECTION 314.65 
 | 314.65 Withdrawal by the applicant of an unapproved application. |  | 
| 21:5.0.1.1.4.2.1.8 | SECTION 314.70 
 | 314.70 Supplements and other changes to an approved NDA. |  | 
| 21:5.0.1.1.4.2.1.9 | SECTION 314.71 
 | 314.71 Procedures for submission of a supplement to an approved application. |  | 
| 21:5.0.1.1.4.2.1.10 | SECTION 314.72 
 | 314.72 Change in ownership of an application. |  | 
| 21:5.0.1.1.4.2.1.11 | SECTION 314.80 
 | 314.80 Postmarketing reporting of adverse drug experiences. |  | 
| 21:5.0.1.1.4.2.1.12 | SECTION 314.81 
 | 314.81 Other postmarketing reports. |  | 
| 21:5.0.1.1.4.2.1.13 | SECTION 314.90 
 | 314.90 Waivers. |  | 
| 21:5.0.1.1.4.3 | SUBPART C 
 | Subpart C - Abbreviated Applications |  | 
| 21:5.0.1.1.4.3.1.1 | SECTION 314.92 
 | 314.92 Drug products for which abbreviated applications may be submitted. |  | 
| 21:5.0.1.1.4.3.1.2 | SECTION 314.93 
 | 314.93 Petition to request a change from a listed drug. |  | 
| 21:5.0.1.1.4.3.1.3 | SECTION 314.94 
 | 314.94 Content and format of an ANDA. |  | 
| 21:5.0.1.1.4.3.1.4 | SECTION 314.95 
 | 314.95 Notice of certification of invalidity, unenforceability, or noninfringement of a patent. |  | 
| 21:5.0.1.1.4.3.1.5 | SECTION 314.96 
 | 314.96 Amendments to an unapproved ANDA. |  | 
| 21:5.0.1.1.4.3.1.6 | SECTION 314.97 
 | 314.97 Supplements and other changes to an approved ANDA. |  | 
| 21:5.0.1.1.4.3.1.7 | SECTION 314.98 
 | 314.98 Postmarketing reports. |  | 
| 21:5.0.1.1.4.3.1.8 | SECTION 314.99 
 | 314.99 Other responsibilities of an applicant of an ANDA. |  | 
| 21:5.0.1.1.4.4 | SUBPART D 
 | Subpart D - FDA Action on Applications and Abbreviated Applications |  | 
| 21:5.0.1.1.4.4.1.1 | SECTION 314.100 
 | 314.100 Timeframes for reviewing applications and abbreviated applications. |  | 
| 21:5.0.1.1.4.4.1.2 | SECTION 314.101 
 | 314.101 Filing an NDA and receiving an ANDA. |  | 
| 21:5.0.1.1.4.4.1.3 | SECTION 314.102 
 | 314.102 Communications between FDA and applicants. |  | 
| 21:5.0.1.1.4.4.1.4 | SECTION 314.103 
 | 314.103 Dispute resolution. |  | 
| 21:5.0.1.1.4.4.1.5 | SECTION 314.104 
 | 314.104 Drugs with potential for abuse. |  | 
| 21:5.0.1.1.4.4.1.6 | SECTION 314.105 
 | 314.105 Approval of an NDA and an ANDA. |  | 
| 21:5.0.1.1.4.4.1.7 | SECTION 314.106 
 | 314.106 Foreign data. |  | 
| 21:5.0.1.1.4.4.1.8 | SECTION 314.107 
 | 314.107 Date of approval of a 505(b)(2) application or ANDA. |  | 
| 21:5.0.1.1.4.4.1.9 | SECTION 314.108 
 | 314.108 New drug product exclusivity. |  | 
| 21:5.0.1.1.4.4.1.10 | SECTION 314.110 
 | 314.110 Complete response letter to the applicant. |  | 
| 21:5.0.1.1.4.4.1.11 | SECTION 314.120 
 | 314.120 [Reserved] |  | 
| 21:5.0.1.1.4.4.1.12 | SECTION 314.122 
 | 314.122 Submitting an abbreviated application for, or a 505(j)(2)(C) petition that relies on, a listed drug that is no longer marketed. |  | 
| 21:5.0.1.1.4.4.1.13 | SECTION 314.125 
 | 314.125 Refusal to approve an NDA. |  | 
| 21:5.0.1.1.4.4.1.14 | SECTION 314.126 
 | 314.126 Adequate and well-controlled studies. |  | 
| 21:5.0.1.1.4.4.1.15 | SECTION 314.127 
 | 314.127 Refusal to approve an ANDA. |  | 
| 21:5.0.1.1.4.4.1.16 | SECTION 314.150 
 | 314.150 Withdrawal of approval of an application or abbreviated application. |  | 
| 21:5.0.1.1.4.4.1.17 | SECTION 314.151 
 | 314.151 Withdrawal of approval of an abbreviated new drug application under section 505(j)(5) of the act. |  | 
| 21:5.0.1.1.4.4.1.18 | SECTION 314.152 
 | 314.152 Notice of withdrawal of approval of an application or abbreviated application for a new drug. |  | 
| 21:5.0.1.1.4.4.1.19 | SECTION 314.153 
 | 314.153 Suspension of approval of an abbreviated new drug application. |  | 
| 21:5.0.1.1.4.4.1.20 | SECTION 314.160 
 | 314.160 Approval of an application or abbreviated application for which approval was previously refused, suspended, or withdrawn. |  | 
| 21:5.0.1.1.4.4.1.21 | SECTION 314.161 
 | 314.161 Determination of reasons for voluntary withdrawal of a listed drug. |  | 
| 21:5.0.1.1.4.4.1.22 | SECTION 314.162 
 | 314.162 Removal of a drug product from the list. |  | 
| 21:5.0.1.1.4.4.1.23 | SECTION 314.170 
 | 314.170 Adulteration and misbranding of an approved drug. |  | 
| 21:5.0.1.1.4.5 | SUBPART E 
 | Subpart E - Hearing Procedures for New Drugs |  | 
| 21:5.0.1.1.4.5.1.1 | SECTION 314.200 
 | 314.200 Notice of opportunity for hearing; notice of participation and request for hearing; grant or denial of hearing. |  | 
| 21:5.0.1.1.4.5.1.2 | SECTION 314.201 
 | 314.201 Procedure for hearings. |  | 
| 21:5.0.1.1.4.5.1.3 | SECTION 314.235 
 | 314.235 Judicial review. |  | 
| 21:5.0.1.1.4.6 | SUBPART F 
 | Subpart F [Reserved] |  | 
| 21:5.0.1.1.4.7 | SUBPART G 
 | Subpart G - Miscellaneous Provisions |  | 
| 21:5.0.1.1.4.7.1.1 | SECTION 314.410 
 | 314.410 Imports and exports of new drugs. |  | 
| 21:5.0.1.1.4.7.1.2 | SECTION 314.420 
 | 314.420 Drug master files. |  | 
| 21:5.0.1.1.4.7.1.3 | SECTION 314.430 
 | 314.430 Availability for public disclosure of data and information in an application or abbreviated application. |  | 
| 21:5.0.1.1.4.7.1.4 | SECTION 314.440 
 | 314.440 Addresses for applications and abbreviated applications. |  | 
| 21:5.0.1.1.4.7.1.5 | SECTION 314.445 
 | 314.445 Guidance documents. |  | 
| 21:5.0.1.1.4.8 | SUBPART H 
 | Subpart H - Accelerated Approval of New Drugs for Serious or Life-Threatening Illnesses |  | 
| 21:5.0.1.1.4.8.1.1 | SECTION 314.500 
 | 314.500 Scope. |  | 
| 21:5.0.1.1.4.8.1.2 | SECTION 314.510 
 | 314.510 Approval based on a surrogate endpoint or on an effect on a clinical endpoint other than survival or irreversible morbidity. |  | 
| 21:5.0.1.1.4.8.1.3 | SECTION 314.520 
 | 314.520 Approval with restrictions to assure safe use. |  | 
| 21:5.0.1.1.4.8.1.4 | SECTION 314.530 
 | 314.530 Withdrawal procedures. |  | 
| 21:5.0.1.1.4.8.1.5 | SECTION 314.540 
 | 314.540 Postmarketing safety reporting. |  | 
| 21:5.0.1.1.4.8.1.6 | SECTION 314.550 
 | 314.550 Promotional materials. |  | 
| 21:5.0.1.1.4.8.1.7 | SECTION 314.560 
 | 314.560 Termination of requirements. |  | 
| 21:5.0.1.1.4.9 | SUBPART I 
 | Subpart I - Approval of New Drugs When Human Efficacy Studies Are Not Ethical or Feasible |  | 
| 21:5.0.1.1.4.9.1.1 | SECTION 314.600 
 | 314.600 Scope. |  | 
| 21:5.0.1.1.4.9.1.2 | SECTION 314.610 
 | 314.610 Approval based on evidence of effectiveness from studies in animals. |  | 
| 21:5.0.1.1.4.9.1.3 | SECTION 314.620 
 | 314.620 Withdrawal procedures. |  | 
| 21:5.0.1.1.4.9.1.4 | SECTION 314.630 
 | 314.630 Postmarketing safety reporting. |  | 
| 21:5.0.1.1.4.9.1.5 | SECTION 314.640 
 | 314.640 Promotional materials. |  | 
| 21:5.0.1.1.4.9.1.6 | SECTION 314.650 
 | 314.650 Termination of requirements. |  | 
| 21:5.0.1.1.5 | PART 315 
 | PART 315 - DIAGNOSTIC RADIOPHARMACEUTICALS |  | 
| 21:5.0.1.1.5.0.1.1 | SECTION 315.1 
 | 315.1 Scope. |  | 
| 21:5.0.1.1.5.0.1.2 | SECTION 315.2 
 | 315.2 Definition. |  | 
| 21:5.0.1.1.5.0.1.3 | SECTION 315.3 
 | 315.3 General factors relevant to safety and effectiveness. |  | 
| 21:5.0.1.1.5.0.1.4 | SECTION 315.4 
 | 315.4 Indications. |  | 
| 21:5.0.1.1.5.0.1.5 | SECTION 315.5 
 | 315.5 Evaluation of effectiveness. |  | 
| 21:5.0.1.1.5.0.1.6 | SECTION 315.6 
 | 315.6 Evaluation of safety. |  | 
| 21:5.0.1.1.6 | PART 316 
 | PART 316 - ORPHAN DRUGS |  | 
| 21:5.0.1.1.6.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.6.1.1.1 | SECTION 316.1 
 | 316.1 Scope of this part. |  | 
| 21:5.0.1.1.6.1.1.2 | SECTION 316.2 
 | 316.2 Purpose. |  | 
| 21:5.0.1.1.6.1.1.3 | SECTION 316.3 
 | 316.3 Definitions. |  | 
| 21:5.0.1.1.6.1.1.4 | SECTION 316.4 
 | 316.4 Address for submissions. |  | 
| 21:5.0.1.1.6.2 | SUBPART B 
 | Subpart B - Written Recommendations for Investigations of Orphan Drugs |  | 
| 21:5.0.1.1.6.2.1.1 | SECTION 316.10 
 | 316.10 Content and format of a request for written recommendations. |  | 
| 21:5.0.1.1.6.2.1.2 | SECTION 316.12 
 | 316.12 Providing written recommendations. |  | 
| 21:5.0.1.1.6.2.1.3 | SECTION 316.14 
 | 316.14 Refusal to provide written recommendations. |  | 
| 21:5.0.1.1.6.3 | SUBPART C 
 | Subpart C - Designation of an Orphan Drug |  | 
| 21:5.0.1.1.6.3.1.1 | SECTION 316.20 
 | 316.20 Content and format of a request for orphan-drug designation. |  | 
| 21:5.0.1.1.6.3.1.2 | SECTION 316.21 
 | 316.21 Verification of orphan-drug status. |  | 
| 21:5.0.1.1.6.3.1.3 | SECTION 316.22 
 | 316.22 Permanent-resident agent for foreign sponsor. |  | 
| 21:5.0.1.1.6.3.1.4 | SECTION 316.23 
 | 316.23 Timing of requests for orphan-drug designation; designation of already approved drugs. |  | 
| 21:5.0.1.1.6.3.1.5 | SECTION 316.24 
 | 316.24 Deficiency letters and granting orphan-drug designation. |  | 
| 21:5.0.1.1.6.3.1.6 | SECTION 316.25 
 | 316.25 Refusal to grant orphan-drug designation. |  | 
| 21:5.0.1.1.6.3.1.7 | SECTION 316.26 
 | 316.26 Amendment to orphan-drug designation. |  | 
| 21:5.0.1.1.6.3.1.8 | SECTION 316.27 
 | 316.27 Change in ownership of orphan-drug designation. |  | 
| 21:5.0.1.1.6.3.1.9 | SECTION 316.28 
 | 316.28 Publication of orphan-drug designations. |  | 
| 21:5.0.1.1.6.3.1.10 | SECTION 316.29 
 | 316.29 Revocation of orphan-drug designation. |  | 
| 21:5.0.1.1.6.3.1.11 | SECTION 316.30 
 | 316.30 Annual reports of holder of orphan-drug designation. |  | 
| 21:5.0.1.1.6.4 | SUBPART D 
 | Subpart D - Orphan-drug Exclusive Approval |  | 
| 21:5.0.1.1.6.4.1.1 | SECTION 316.31 
 | 316.31 Scope of orphan-drug exclusive approval. |  | 
| 21:5.0.1.1.6.4.1.2 | SECTION 316.34 
 | 316.34 FDA recognition of exclusive approval. |  | 
| 21:5.0.1.1.6.4.1.3 | SECTION 316.36 
 | 316.36 Insufficient quantities of orphan drugs. |  | 
| 21:5.0.1.1.6.5 | SUBPART E 
 | Subpart E - Open Protocols for Investigations |  | 
| 21:5.0.1.1.6.5.1.1 | SECTION 316.40 
 | 316.40 Treatment use of a designated orphan drug. |  | 
| 21:5.0.1.1.6.6 | SUBPART F 
 | Subpart F - Availability of Information |  | 
| 21:5.0.1.1.6.6.1.1 | SECTION 316.50 
 | 316.50 Guidance documents. |  | 
| 21:5.0.1.1.6.6.1.2 | SECTION 316.52 
 | 316.52 Availability for public disclosure of data and information in requests and applications. |  | 
| 21:5.0.1.1.7 | PART 317 
 | PART 317 - QUALIFYING PATHOGENS |  | 
| 21:5.0.1.1.7.0.1.1 | SECTION 317.1 
 | 317.1 [Reserved] |  | 
| 21:5.0.1.1.7.0.1.2 | SECTION 317.2 
 | 317.2 List of qualifying pathogens that have the potential to pose a serious threat to public health. |  | 
| 21:5.0.1.1.8 | PART 320 
 | PART 320 - BIOAVAILABILITY AND BIOEQUIVALENCE REQUIREMENTS |  | 
| 21:5.0.1.1.8.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.8.1.1.1 | SECTION 320.1 
 | 320.1 Definitions. |  | 
| 21:5.0.1.1.8.2 | SUBPART B 
 | Subpart B - Procedures for Determining the Bioavailability or Bioequivalence of Drug Products |  | 
| 21:5.0.1.1.8.2.1.1 | SECTION 320.21 
 | 320.21 Requirements for submission of bioavailability and bioequivalence data. |  | 
| 21:5.0.1.1.8.2.1.2 | SECTION 320.22 
 | 320.22 Criteria for waiver of evidence of in vivo bioavailability or bioequivalence. |  | 
| 21:5.0.1.1.8.2.1.3 | SECTION 320.23 
 | 320.23 Basis for measuring in vivo bioavailability or demonstrating bioequivalence. |  | 
| 21:5.0.1.1.8.2.1.4 | SECTION 320.24 
 | 320.24 Types of evidence to measure bioavailability or establish bioequivalence. |  | 
| 21:5.0.1.1.8.2.1.5 | SECTION 320.25 
 | 320.25 Guidelines for the conduct of an in vivo bioavailability study. |  | 
| 21:5.0.1.1.8.2.1.6 | SECTION 320.26 
 | 320.26 Guidelines on the design of a single-dose in vivo bioavailability or bioequivalence study. |  | 
| 21:5.0.1.1.8.2.1.7 | SECTION 320.27 
 | 320.27 Guidelines on the design of a multiple-dose in vivo bioavailability study. |  | 
| 21:5.0.1.1.8.2.1.8 | SECTION 320.28 
 | 320.28 Correlation of bioavailability with an acute pharmacological effect or clinical evidence. |  | 
| 21:5.0.1.1.8.2.1.9 | SECTION 320.29 
 | 320.29 Analytical methods for an in vivo bioavailability or bioequivalence study. |  | 
| 21:5.0.1.1.8.2.1.10 | SECTION 320.30 
 | 320.30 Inquiries regarding bioavailability and bioequivalence requirements and review of protocols by the Food and Drug Administration. |  | 
| 21:5.0.1.1.8.2.1.11 | SECTION 320.31 
 | 320.31 Applicability of requirements regarding an “Investigational New Drug Application.” |  | 
| 21:5.0.1.1.8.2.1.12 | SECTION 320.32 
 | 320.32 Procedures for establishing or amending a bioequivalence requirement. |  | 
| 21:5.0.1.1.8.2.1.13 | SECTION 320.33 
 | 320.33 Criteria and evidence to assess actual or potential bioequivalence problems. |  | 
| 21:5.0.1.1.8.2.1.14 | SECTION 320.34 
 | 320.34 Requirements for batch testing and certification by the Food and Drug Administration. |  | 
| 21:5.0.1.1.8.2.1.15 | SECTION 320.35 
 | 320.35 Requirements for in vitro testing of each batch. |  | 
| 21:5.0.1.1.8.2.1.16 | SECTION 320.36 
 | 320.36 Requirements for maintenance of records of bioequivalence testing. |  | 
| 21:5.0.1.1.8.2.1.17 | SECTION 320.38 
 | 320.38 Retention of bioavailability samples. |  | 
| 21:5.0.1.1.8.2.1.18 | SECTION 320.63 
 | 320.63 Retention of bioequivalence samples. |  | 
| 21:5.0.1.1.9 | PART 328 
 | PART 328 - OVER-THE-COUNTER DRUG PRODUCTS INTENDED FOR ORAL INGESTION THAT CONTAIN ALCOHOL |  | 
| 21:5.0.1.1.9.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.9.1.1.1 | SECTION 328.1 
 | 328.1 Scope. |  | 
| 21:5.0.1.1.9.1.1.2 | SECTION 328.3 
 | 328.3 Definitions. |  | 
| 21:5.0.1.1.9.2 | SUBPART B 
 | Subpart B - Ingredients |  | 
| 21:5.0.1.1.9.2.1.1 | SECTION 328.10 
 | 328.10 Alcohol. |  | 
| 21:5.0.1.1.9.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.9.3.1.1 | SECTION 328.50 
 | 328.50 Principal display panel of all OTC drug products intended for oral ingestion that contain alcohol. |  | 
| 21:5.0.1.1.10 | PART 329 
 | PART 329 - NONPRESCRIPTION HUMAN DRUG PRODUCTS SUBJECT TO SECTION 760 OF THE FEDERAL FOOD, DRUG, AND COSMETIC ACT |  | 
| 21:5.0.1.1.10.0.1.1 | SECTION 329.100 
 | 329.100 Postmarketing reporting of adverse drug events under section 760 of the Federal Food, Drug, and Cosmetic Act. |  | 
| 21:5.0.1.1.11 | PART 330 
 | PART 330 - OVER-THE-COUNTER (OTC) HUMAN DRUGS WHICH ARE GENERALLY RECOGNIZED AS SAFE AND EFFECTIVE AND NOT MISBRANDED |  | 
| 21:5.0.1.1.11.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.11.1.1.1 | SECTION 330.1 
 | 330.1 General conditions for general recognition as safe, effective and not misbranded. |  | 
| 21:5.0.1.1.11.1.1.2 | SECTION 330.2 
 | 330.2 Pregnancy-nursing warning. |  | 
| 21:5.0.1.1.11.1.1.3 | SECTION 330.3 
 | 330.3 Imprinting of solid oral dosage form drug products. |  | 
| 21:5.0.1.1.11.1.1.4 | SECTION 330.5 
 | 330.5 Drug categories. |  | 
| 21:5.0.1.1.11.2 | SUBPART B 
 | Subpart B - Administrative Procedures |  | 
| 21:5.0.1.1.11.2.1.1 | SECTION 330.10 
 | 330.10 Procedures for classifying OTC drugs as generally recognized as safe and effective and not misbranded, and for establishing monographs. |  | 
| 21:5.0.1.1.11.2.1.2 | SECTION 330.11 
 | 330.11 NDA deviations from applicable monograph. |  | 
| 21:5.0.1.1.11.2.1.3 | SECTION 330.12 
 | 330.12 Status of over-the-counter (OTC) drugs previously reviewed under the Drug Efficacy Study (DESI). |  | 
| 21:5.0.1.1.11.2.1.4 | SECTION 330.13 
 | 330.13 Conditions for marketing ingredients recommended for over-the-counter (OTC) use under the OTC drug review. |  | 
| 21:5.0.1.1.11.2.1.5 | SECTION 330.14 
 | 330.14 Additional criteria and procedures for classifying OTC drugs as generally recognized as safe and effective and not misbranded. |  | 
| 21:5.0.1.1.11.2.1.6 | SECTION 330.15 
 | 330.15 Timelines for FDA review and action on time and extent applications and safety and effectiveness data submissions. |  | 
| 21:5.0.1.1.12 | PART 331 
 | PART 331 - ANTACID PRODUCTS FOR OVER-THE-COUNTER (OTC) HUMAN USE |  | 
| 21:5.0.1.1.12.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.12.1.1.1 | SECTION 331.1 
 | 331.1 Scope. |  | 
| 21:5.0.1.1.12.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.12.2.1.1 | SECTION 331.10 
 | 331.10 Antacid active ingredients. |  | 
| 21:5.0.1.1.12.2.1.2 | SECTION 331.11 
 | 331.11 Listing of specific active ingredients. |  | 
| 21:5.0.1.1.12.2.1.3 | SECTION 331.15 
 | 331.15 Combination with nonantacid active ingredients. |  | 
| 21:5.0.1.1.12.3 | SUBPART C 
 | Subpart C - Testing Procedures |  | 
| 21:5.0.1.1.12.3.1.1 | SECTION 331.20 
 | 331.20 Determination of percent contribution of active ingredients. |  | 
| 21:5.0.1.1.12.3.1.2 | SECTION 331.21 
 | 331.21 Test modifications. |  | 
| 21:5.0.1.1.12.4 | SUBPART D 
 | Subpart D - Labeling |  | 
| 21:5.0.1.1.12.4.1.1 | SECTION 331.30 
 | 331.30 Labeling of antacid products. |  | 
| 21:5.0.1.1.12.4.1.2 | SECTION 331.80 
 | 331.80 Professional labeling. |  | 
| 21:5.0.1.1.13 | PART 332 
 | PART 332 - ANTIFLATULENT PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.13.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.13.1.1.1 | SECTION 332.1 
 | 332.1 Scope. |  | 
| 21:5.0.1.1.13.1.1.2 | SECTION 332.3 
 | 332.3 Definitions. |  | 
| 21:5.0.1.1.13.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.13.2.1.1 | SECTION 332.10 
 | 332.10 Antiflatulent active ingredients. |  | 
| 21:5.0.1.1.13.2.1.2 | SECTION 332.15 
 | 332.15 Combination with non-antiflatulent active ingredients. |  | 
| 21:5.0.1.1.13.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.13.3.1.1 | SECTION 332.30 
 | 332.30 Labeling of antiflatulent drug products. |  | 
| 21:5.0.1.1.13.3.1.2 | SECTION 332.31 
 | 332.31 Professional labeling. |  | 
| 21:5.0.1.1.14 | PART 333 
 | PART 333 - TOPICAL ANTIMICROBIAL DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.14.1 | SUBPART A 
 | Subpart A [Reserved] |  | 
| 21:5.0.1.1.14.2 | SUBPART B 
 | Subpart B - First Aid Antibiotic Drug Products |  | 
| 21:5.0.1.1.14.2.1.1 | SECTION 333.101 
 | 333.101 Scope. |  | 
| 21:5.0.1.1.14.2.1.2 | SECTION 333.103 
 | 333.103 Definitions. |  | 
| 21:5.0.1.1.14.2.1.3 | SECTION 333.110 
 | 333.110 First aid antibiotic active ingredients. |  | 
| 21:5.0.1.1.14.2.1.4 | SECTION 333.120 
 | 333.120 Permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.14.2.1.5 | SECTION 333.150 
 | 333.150 Labeling of first aid antibiotic drug products. |  | 
| 21:5.0.1.1.14.2.1.6 | SECTION 333.160 
 | 333.160 Labeling of permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.14.3 | SUBPART C 
 | Subpart C - Topical Antifungal Drug Products |  | 
| 21:5.0.1.1.14.3.1.1 | SECTION 333.201 
 | 333.201 Scope. |  | 
| 21:5.0.1.1.14.3.1.2 | SECTION 333.203 
 | 333.203 Definitions. |  | 
| 21:5.0.1.1.14.3.1.3 | SECTION 333.210 
 | 333.210 Antifungal active ingredients. |  | 
| 21:5.0.1.1.14.3.1.4 | SECTION 333.250 
 | 333.250 Labeling of antifungal drug products. |  | 
| 21:5.0.1.1.14.3.1.5 | SECTION 333.280 
 | 333.280 Professional labeling. |  | 
| 21:5.0.1.1.14.4 | SUBPART D 
 | Subpart D - Topical Acne Drug Products |  | 
| 21:5.0.1.1.14.4.1.1 | SECTION 333.301 
 | 333.301 Scope. |  | 
| 21:5.0.1.1.14.4.1.2 | SECTION 333.303 
 | 333.303 Definitions. |  | 
| 21:5.0.1.1.14.4.1.3 | SECTION 333.310 
 | 333.310 Acne active ingredients. |  | 
| 21:5.0.1.1.14.4.1.4 | SECTION 333.320 
 | 333.320 Permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.14.4.1.5 | SECTION 333.350 
 | 333.350 Labeling of acne drug products. |  | 
| 21:5.0.1.1.15 | PART 335 
 | PART 335 - ANTIDIARRHEAL DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.15.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.15.1.1.1 | SECTION 335.1 
 | 335.1 Scope. |  | 
| 21:5.0.1.1.15.1.1.2 | SECTION 335.3 
 | 335.3 Definitions. |  | 
| 21:5.0.1.1.15.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.15.2.1.1 | SECTION 335.10 
 | 335.10 Antidiarrheal active ingredients. |  | 
| 21:5.0.1.1.15.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.15.3.1.1 | SECTION 335.50 
 | 335.50 Labeling of antidiarrheal drug products. |  | 
| 21:5.0.1.1.16 | PART 336 
 | PART 336 - ANTIEMETIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.16.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.16.1.1.1 | SECTION 336.1 
 | 336.1 Scope. |  | 
| 21:5.0.1.1.16.1.1.2 | SECTION 336.3 
 | 336.3 Definition. |  | 
| 21:5.0.1.1.16.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.16.2.1.1 | SECTION 336.10 
 | 336.10 Antiemetic active ingredients. |  | 
| 21:5.0.1.1.16.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.16.3.1.1 | SECTION 336.50 
 | 336.50 Labeling of antiemetic drug products. |  | 
| 21:5.0.1.1.16.3.1.2 | SECTION 336.80 
 | 336.80 Professional labeling. |  | 
| 21:5.0.1.1.17 | PART 338 
 | PART 338 - NIGHTTIME SLEEP-AID DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.17.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.17.1.1.1 | SECTION 338.1 
 | 338.1 Scope. |  | 
| 21:5.0.1.1.17.1.1.2 | SECTION 338.3 
 | 338.3 Definition. |  | 
| 21:5.0.1.1.17.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.17.2.1.1 | SECTION 338.10 
 | 338.10 Nighttime sleep-aid active ingredients. |  | 
| 21:5.0.1.1.17.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.17.3.1.1 | SECTION 338.50 
 | 338.50 Labeling of nighttime sleep-aid drug products. |  | 
| 21:5.0.1.1.18 | PART 340 
 | PART 340 - STIMULANT DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.18.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.18.1.1.1 | SECTION 340.1 
 | 340.1 Scope. |  | 
| 21:5.0.1.1.18.1.1.2 | SECTION 340.3 
 | 340.3 Definition. |  | 
| 21:5.0.1.1.18.2 | SUBPART B 
 | Subpart B - Active Ingredient |  | 
| 21:5.0.1.1.18.2.1.1 | SECTION 340.10 
 | 340.10 Stimulant active ingredient. |  | 
| 21:5.0.1.1.18.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.18.3.1.1 | SECTION 340.50 
 | 340.50 Labeling of stimulant drug products. |  | 
| 21:5.0.1.1.19 | PART 341 
 | PART 341 - COLD, COUGH, ALLERGY, BRONCHODILATOR, AND ANTIASTHMATIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.19.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.19.1.1.1 | SECTION 341.1 
 | 341.1 Scope. |  | 
| 21:5.0.1.1.19.1.1.2 | SECTION 341.3 
 | 341.3 Definitions. |  | 
| 21:5.0.1.1.19.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.19.2.1.1 | SECTION 341.12 
 | 341.12 Antihistamine active ingredients. |  | 
| 21:5.0.1.1.19.2.1.2 | SECTION 341.14 
 | 341.14 Antitussive active ingredients. |  | 
| 21:5.0.1.1.19.2.1.3 | SECTION 341.16 
 | 341.16 Bronchodilator active ingredients. |  | 
| 21:5.0.1.1.19.2.1.4 | SECTION 341.18 
 | 341.18 Expectorant active ingredient. |  | 
| 21:5.0.1.1.19.2.1.5 | SECTION 341.20 
 | 341.20 Nasal decongestant active ingredients. |  | 
| 21:5.0.1.1.19.2.1.6 | SECTION 341.40 
 | 341.40 Permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.19.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.19.3.1.1 | SECTION 341.70 
 | 341.70 Labeling of OTC drug products containing ingredients that are used for treating concurrent symptoms (in either a single-ingredient or combination drug product). |  | 
| 21:5.0.1.1.19.3.1.2 | SECTION 341.72 
 | 341.72 Labeling of antihistamine drug products. |  | 
| 21:5.0.1.1.19.3.1.3 | SECTION 341.74 
 | 341.74 Labeling of antitussive drug products. |  | 
| 21:5.0.1.1.19.3.1.4 | SECTION 341.76 
 | 341.76 Labeling of bronchodilator drug products. |  | 
| 21:5.0.1.1.19.3.1.5 | SECTION 341.78 
 | 341.78 Labeling of expectorant drug products. |  | 
| 21:5.0.1.1.19.3.1.6 | SECTION 341.80 
 | 341.80 Labeling of nasal decongestant drug products. |  | 
| 21:5.0.1.1.19.3.1.7 | SECTION 341.85 
 | 341.85 Labeling of permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.19.3.1.8 | SECTION 341.90 
 | 341.90 Professional labeling. |  | 
| 21:5.0.1.1.20 | PART 343 
 | PART 343 - INTERNAL ANALGESIC, ANTIPYRETIC, AND ANTIRHEUMATIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.20.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.20.1.1.1 | SECTION 343.1 
 | 343.1 Scope. |  | 
| 21:5.0.1.1.20.1.1.2 | SECTION 343.3 
 | 343.3 Definitions. |  | 
| 21:5.0.1.1.20.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.20.2.1.1 | SECTION 343.10 
 | 343.10 [Reserved] |  | 
| 21:5.0.1.1.20.2.1.2 | SECTION 343.12 
 | 343.12 Cardiovascular active ingredients. |  | 
| 21:5.0.1.1.20.2.1.3 | SECTION 343.13 
 | 343.13 Rheumatologic active ingredients. |  | 
| 21:5.0.1.1.20.2.1.4 | SECTION 343.20 
 | 343.20 [Reserved] |  | 
| 21:5.0.1.1.20.2.1.5 | SECTION 343.22 
 | 343.22 Permitted combinations of active ingredients for cardiovascular-rheumatologic use. |  | 
| 21:5.0.1.1.20.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.20.3.1.1 | SECTION 343.50-343.60 
 | 343.50-343.60 [Reserved] |  | 
| 21:5.0.1.1.20.3.1.2 | SECTION 343.80 
 | 343.80 Professional labeling. |  | 
| 21:5.0.1.1.20.4 | SUBPART D 
 | Subpart D - Testing Procedures |  | 
| 21:5.0.1.1.20.4.1.1 | SECTION 343.90 
 | 343.90 Dissolution and drug release testing. |  | 
| 21:5.0.1.1.21 | PART 344 
 | PART 344 - TOPICAL OTIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.21.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.21.1.1.1 | SECTION 344.1 
 | 344.1 Scope. |  | 
| 21:5.0.1.1.21.1.1.2 | SECTION 344.3 
 | 344.3 Definitions. |  | 
| 21:5.0.1.1.21.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.21.2.1.1 | SECTION 344.10 
 | 344.10 Earwax removal aid active ingredient. |  | 
| 21:5.0.1.1.21.2.1.2 | SECTION 344.12 
 | 344.12 Ear drying aid active ingredient. |  | 
| 21:5.0.1.1.21.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.21.3.1.1 | SECTION 344.50 
 | 344.50 Labeling of earwax removal aid drug products. |  | 
| 21:5.0.1.1.21.3.1.2 | SECTION 344.52 
 | 344.52 Labeling of ear drying aid drug products. |  | 
| 21:5.0.1.1.22 | PART 346 
 | PART 346 - ANORECTAL DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.22.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.22.1.1.1 | SECTION 346.1 
 | 346.1 Scope. |  | 
| 21:5.0.1.1.22.1.1.2 | SECTION 346.3 
 | 346.3 Definitions. |  | 
| 21:5.0.1.1.22.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.22.2.1.1 | SECTION 346.10 
 | 346.10 Local anesthetic active ingredients. |  | 
| 21:5.0.1.1.22.2.1.2 | SECTION 346.12 
 | 346.12 Vasoconstrictor active ingredients. |  | 
| 21:5.0.1.1.22.2.1.3 | SECTION 346.14 
 | 346.14 Protectant active ingredients. |  | 
| 21:5.0.1.1.22.2.1.4 | SECTION 346.16 
 | 346.16 Analgesic, anesthetic, and antipruritic active ingredients. |  | 
| 21:5.0.1.1.22.2.1.5 | SECTION 346.18 
 | 346.18 Astringent active ingredients. |  | 
| 21:5.0.1.1.22.2.1.6 | SECTION 346.20 
 | 346.20 Keratolytic active ingredients. |  | 
| 21:5.0.1.1.22.2.1.7 | SECTION 346.22 
 | 346.22 Permitted combinations of anorectal active ingredients. |  | 
| 21:5.0.1.1.22.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.22.3.1.1 | SECTION 346.50 
 | 346.50 Labeling of anorectal drug products. |  | 
| 21:5.0.1.1.22.3.1.2 | SECTION 346.52 
 | 346.52 Labeling of permitted combinations of anorectal active ingredients. |  | 
| 21:5.0.1.1.23 | PART 347 
 | PART 347 - SKIN PROTECTANT DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.23.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.23.1.1.1 | SECTION 347.1 
 | 347.1 Scope. |  | 
| 21:5.0.1.1.23.1.1.2 | SECTION 347.3 
 | 347.3 Definitions. |  | 
| 21:5.0.1.1.23.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.23.2.1.1 | SECTION 347.10 
 | 347.10 Skin protectant active ingredients. |  | 
| 21:5.0.1.1.23.2.1.2 | SECTION 347.12 
 | 347.12 Astringent active ingredients. |  | 
| 21:5.0.1.1.23.2.1.3 | SECTION 347.20 
 | 347.20 Permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.23.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.23.3.1.1 | SECTION 347.50 
 | 347.50 Labeling of skin protectant drug products. |  | 
| 21:5.0.1.1.23.3.1.2 | SECTION 347.52 
 | 347.52 Labeling of astringent drug products. |  | 
| 21:5.0.1.1.23.3.1.3 | SECTION 347.60 
 | 347.60 Labeling of permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.24 | PART 348 
 | PART 348 - EXTERNAL ANALGESIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.24.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.24.1.1.1 | SECTION 348.1 
 | 348.1 Scope. |  | 
| 21:5.0.1.1.24.1.1.2 | SECTION 348.3 
 | 348.3 Definitions. |  | 
| 21:5.0.1.1.24.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.24.2.1.1 | SECTION 348.10 
 | 348.10 Analgesic, anesthetic, and antipruritic active ingredients. |  | 
| 21:5.0.1.1.24.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.24.3.1.1 | SECTION 348.50 
 | 348.50 Labeling of external analgesic drug products. |  | 
| 21:5.0.1.1.25 | PART 349 
 | PART 349 - OPHTHALMIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.25.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.25.1.1.1 | SECTION 349.1 
 | 349.1 Scope. |  | 
| 21:5.0.1.1.25.1.1.2 | SECTION 349.3 
 | 349.3 Definitions. |  | 
| 21:5.0.1.1.25.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.25.2.1.1 | SECTION 349.10 
 | 349.10 Ophthalmic astringent. |  | 
| 21:5.0.1.1.25.2.1.2 | SECTION 349.12 
 | 349.12 Ophthalmic demulcents. |  | 
| 21:5.0.1.1.25.2.1.3 | SECTION 349.14 
 | 349.14 Ophthalmic emollients. |  | 
| 21:5.0.1.1.25.2.1.4 | SECTION 349.16 
 | 349.16 Ophthalmic hypertonicity agent. |  | 
| 21:5.0.1.1.25.2.1.5 | SECTION 349.18 
 | 349.18 Ophthalmic vasoconstrictors. |  | 
| 21:5.0.1.1.25.2.1.6 | SECTION 349.20 
 | 349.20 Eyewashes. |  | 
| 21:5.0.1.1.25.2.1.7 | SECTION 349.30 
 | 349.30 Permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.25.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.25.3.1.1 | SECTION 349.50 
 | 349.50 Labeling of ophthalmic drug products. |  | 
| 21:5.0.1.1.25.3.1.2 | SECTION 349.55 
 | 349.55 Labeling of ophthalmic astringent drug products. |  | 
| 21:5.0.1.1.25.3.1.3 | SECTION 349.60 
 | 349.60 Labeling of ophthalmic demulcent drug products. |  | 
| 21:5.0.1.1.25.3.1.4 | SECTION 349.65 
 | 349.65 Labeling of ophthalmic emollient drug products. |  | 
| 21:5.0.1.1.25.3.1.5 | SECTION 349.70 
 | 349.70 Labeling of ophthalmic hypertonicity drug products. |  | 
| 21:5.0.1.1.25.3.1.6 | SECTION 349.75 
 | 349.75 Labeling of ophthalmic vasoconstrictor drug products. |  | 
| 21:5.0.1.1.25.3.1.7 | SECTION 349.78 
 | 349.78 Labeling of eyewash drug products. |  | 
| 21:5.0.1.1.25.3.1.8 | SECTION 349.79 
 | 349.79 Labeling of permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.25.3.1.9 | SECTION 349.80 
 | 349.80 Professional labeling. |  | 
| 21:5.0.1.1.26 | PART 350 
 | PART 350 - ANTIPERSPIRANT DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.26.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.26.1.1.1 | SECTION 350.1 
 | 350.1 Scope. |  | 
| 21:5.0.1.1.26.1.1.2 | SECTION 350.3 
 | 350.3 Definition. |  | 
| 21:5.0.1.1.26.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.26.2.1.1 | SECTION 350.10 
 | 350.10 Antiperspirant active ingredients. |  | 
| 21:5.0.1.1.26.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.26.3.1.1 | SECTION 350.50 
 | 350.50 Labeling of antiperspirant drug products. |  | 
| 21:5.0.1.1.26.4 | SUBPART D 
 | Subpart D - Guidelines for Effectiveness Testing |  | 
| 21:5.0.1.1.26.4.1.1 | SECTION 350.60 
 | 350.60 Guidelines for effectiveness testing of antiperspirant drug products. |  | 
| 21:5.0.1.1.27 | PART 352 
 | PART 352 - SUNSCREEN DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE [STAYED INDEFINITELY] |  | 
| 21:5.0.1.1.27.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.27.1.1.1 | SECTION 352.1 
 | 352.1 Scope. |  | 
| 21:5.0.1.1.27.1.1.2 | SECTION 352.3 
 | 352.3 Definitions. |  | 
| 21:5.0.1.1.27.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.27.2.1.1 | SECTION 352.10 
 | 352.10 Sunscreen active ingredients. |  | 
| 21:5.0.1.1.27.2.1.3 | SECTION 352.20 
 | 352.20 Permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.27.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.27.3.1.1 | SECTION 352.50 
 | 352.50 Principal display panel of all sunscreen drug products. |  | 
| 21:5.0.1.1.27.3.1.2 | SECTION 352.52 
 | 352.52 Labeling of sunscreen drug products. |  | 
| 21:5.0.1.1.27.3.1.3 | SECTION 352.60 
 | 352.60 Labeling of permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.27.4 | SUBPART D 
 | Subpart D - Testing Procedures |  | 
| 21:5.0.1.1.27.4.1.1 | SECTION 352.70 
 | 352.70 Standard sunscreen. |  | 
| 21:5.0.1.1.27.4.1.2 | SECTION 352.71 
 | 352.71 Light source (solar simulator). |  | 
| 21:5.0.1.1.27.4.1.3 | SECTION 352.72 
 | 352.72 General testing procedures. |  | 
| 21:5.0.1.1.27.4.1.4 | SECTION 352.73 
 | 352.73 Determination of SPF value. |  | 
| 21:5.0.1.1.27.4.1.5 | SECTION 352.76 
 | 352.76 Determination if a product is water resistant or very water resistant. |  | 
| 21:5.0.1.1.27.4.1.6 | SECTION 352.77 
 | 352.77 Test modifications. |  | 
| 21:5.0.1.1.28 | PART 355 
 | PART 355 - ANTICARIES DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.28.1 | SUBPART A 
 | Subpart A - General Provisions |  | 
| 21:5.0.1.1.28.1.1.1 | SECTION 355.1 
 | 355.1 Scope. |  | 
| 21:5.0.1.1.28.1.1.2 | SECTION 355.3 
 | 355.3 Definitions. |  | 
| 21:5.0.1.1.28.2 | SUBPART B 
 | Subpart B - Active Ingredients |  | 
| 21:5.0.1.1.28.2.1.1 | SECTION 355.10 
 | 355.10 Anticaries active ingredients. |  | 
| 21:5.0.1.1.28.2.1.2 | SECTION 355.20 
 | 355.20 Packaging conditions. |  | 
| 21:5.0.1.1.28.3 | SUBPART C 
 | Subpart C - Labeling |  | 
| 21:5.0.1.1.28.3.1.1 | SECTION 355.50 
 | 355.50 Labeling of anticaries drug products. |  | 
| 21:5.0.1.1.28.3.1.2 | SECTION 355.55 
 | 355.55 Principal display panel of all fluoride rinse drug products. |  | 
| 21:5.0.1.1.28.3.1.3 | SECTION 355.60 
 | 355.60 Professional labeling. |  | 
| 21:5.0.1.1.28.4 | SUBPART D 
 | Subpart D - Testing Procedures |  | 
| 21:5.0.1.1.28.4.1.1 | SECTION 355.70 
 | 355.70 Testing procedures for fluoride dentifrice drug products. |  | 
| 21:5.0.1.1.29 | PART 357 
 | PART 357 - MISCELLANEOUS INTERNAL DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.29.1 | SUBPART A 
 | Subpart A [Reserved] |  | 
| 21:5.0.1.1.29.2 | SUBPART B 
 | Subpart B - Anthelmintic Drug Products |  | 
| 21:5.0.1.1.29.2.1.1 | SECTION 357.101 
 | 357.101 Scope. |  | 
| 21:5.0.1.1.29.2.1.2 | SECTION 357.103 
 | 357.103 Definition. |  | 
| 21:5.0.1.1.29.2.1.3 | SECTION 357.110 
 | 357.110 Anthelmintic active ingredient. |  | 
| 21:5.0.1.1.29.2.1.4 | SECTION 357.150 
 | 357.150 Labeling of anthelmintic drug products. |  | 
| 21:5.0.1.1.29.2.1.5 | SECTION 357.152 
 | 357.152 Package inserts for anthelmintic drug products. |  | 
| 21:5.0.1.1.29.2.1.6 | SECTION 357.180 
 | 357.180 Professional labeling. |  | 
| 21:5.0.1.1.29.3 | SUBPART C 
 | Subpart C - Cholecystokinetic Drug Products |  | 
| 21:5.0.1.1.29.3.1.1 | SECTION 357.201 
 | 357.201 Scope. |  | 
| 21:5.0.1.1.29.3.1.2 | SECTION 357.203 
 | 357.203 Definition. |  | 
| 21:5.0.1.1.29.3.1.3 | SECTION 357.210 
 | 357.210 Cholecystokinetic active ingredients. |  | 
| 21:5.0.1.1.29.3.1.4 | SECTION 357.250 
 | 357.250 Labeling of cholecystokinetic drug products. |  | 
| 21:5.0.1.1.29.3.1.5 | SECTION 357.280 
 | 357.280 Professional labeling. |  | 
| 21:5.0.1.1.29.4 | SUBPART D 
 | Subparts D-H [Reserved] |  | 
| 21:5.0.1.1.29.5 | SUBPART I 
 | Subpart I - Deodorant Drug Products for Internal Use |  | 
| 21:5.0.1.1.29.5.1.1 | SECTION 357.801 
 | 357.801 Scope. |  | 
| 21:5.0.1.1.29.5.1.2 | SECTION 357.803 
 | 357.803 Definitions. |  | 
| 21:5.0.1.1.29.5.1.3 | SECTION 357.810 
 | 357.810 Active ingredients for deodorant drug products for internal use. |  | 
| 21:5.0.1.1.29.5.1.4 | SECTION 357.850 
 | 357.850 Labeling of deodorant drug products for internal use. |  | 
| 21:5.0.1.1.30 | PART 358 
 | PART 358 - MISCELLANEOUS EXTERNAL DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE |  | 
| 21:5.0.1.1.30.1 | SUBPART A 
 | Subpart A [Reserved] |  | 
| 21:5.0.1.1.30.2 | SUBPART B 
 | Subpart B - Wart Remover Drug Products |  | 
| 21:5.0.1.1.30.2.1.1 | SECTION 358.101 
 | 358.101 Scope. |  | 
| 21:5.0.1.1.30.2.1.2 | SECTION 358.103 
 | 358.103 Definitions. |  | 
| 21:5.0.1.1.30.2.1.3 | SECTION 358.110 
 | 358.110 Wart remover active ingredients. |  | 
| 21:5.0.1.1.30.2.1.4 | SECTION 358.150 
 | 358.150 Labeling of wart remover drug products. |  | 
| 21:5.0.1.1.30.3 | SUBPART C 
 | Subpart C [Reserved] |  | 
| 21:5.0.1.1.30.4 | SUBPART D 
 | Subpart D - Ingrown Toenail Relief Drug Products |  | 
| 21:5.0.1.1.30.4.1.1 | SECTION 358.301 
 | 358.301 Scope. |  | 
| 21:5.0.1.1.30.4.1.2 | SECTION 358.303 
 | 358.303 Definitions. |  | 
| 21:5.0.1.1.30.4.1.3 | SECTION 358.310 
 | 358.310 Ingrown toenail relief active ingredient. |  | 
| 21:5.0.1.1.30.4.1.4 | SECTION 358.350 
 | 358.350 Labeling of ingrown toenail relief drug products. |  | 
| 21:5.0.1.1.30.5 | SUBPART E 
 | Subpart E [Reserved] |  | 
| 21:5.0.1.1.30.6 | SUBPART F 
 | Subpart F - Corn and Callus Remover Drug Products |  | 
| 21:5.0.1.1.30.6.1.1 | SECTION 358.501 
 | 358.501 Scope. |  | 
| 21:5.0.1.1.30.6.1.2 | SECTION 358.503 
 | 358.503 Definitions. |  | 
| 21:5.0.1.1.30.6.1.3 | SECTION 358.510 
 | 358.510 Corn and callus remover active ingredients. |  | 
| 21:5.0.1.1.30.6.1.4 | SECTION 358.550 
 | 358.550 Labeling of corn and callus remover drug products. |  | 
| 21:5.0.1.1.30.7 | SUBPART G 
 | Subpart G - Pediculicide Drug Products |  | 
| 21:5.0.1.1.30.7.1.1 | SECTION 358.601 
 | 358.601 Scope. |  | 
| 21:5.0.1.1.30.7.1.2 | SECTION 358.603 
 | 358.603 Definition. |  | 
| 21:5.0.1.1.30.7.1.3 | SECTION 358.610 
 | 358.610 Pediculicide active ingredients. |  | 
| 21:5.0.1.1.30.7.1.4 | SECTION 358.650 
 | 358.650 Labeling of pediculicide drug products. |  | 
| 21:5.0.1.1.30.8 | SUBPART H 
 | Subpart H - Drug Products for the Control of Dandruff, Seborrheic Dermatitis, and Psoriasis |  | 
| 21:5.0.1.1.30.8.1.1 | SECTION 358.701 
 | 358.701 Scope. |  | 
| 21:5.0.1.1.30.8.1.2 | SECTION 358.703 
 | 358.703 Definitions. |  | 
| 21:5.0.1.1.30.8.1.3 | SECTION 358.710 
 | 358.710 Active ingredients for the control of dandruff, seborrheic dermatitis, or psoriasis. |  | 
| 21:5.0.1.1.30.8.1.4 | SECTION 358.720 
 | 358.720 Permitted combinations of active ingredients. |  | 
| 21:5.0.1.1.30.8.1.5 | SECTION 358.750 
 | 358.750 Labeling of drug products for the control of dandruff, seborrheic dermatitis, or psoriasis. |  | 
| 21:5.0.1.1.30.8.1.6 | SECTION 358.760 
 | 358.760 Labeling of permitted combinations of active ingredients for the control of dandruff. |  | 
| 21:5.0.1.1.31 | PART 361 
 | PART 361 - PRESCRIPTION DRUGS FOR HUMAN USE GENERALLY RECOGNIZED AS SAFE AND EFFECTIVE AND NOT MISBRANDED: DRUGS USED IN RESEARCH |  | 
| 21:5.0.1.1.31.0.1.1 | SECTION 361.1 
 | 361.1 Radioactive drugs for certain research uses. |  | 
| 21:5.0.1.1.32 | PART 369 
 | PART 369 - INTERPRETATIVE STATEMENTS RE WARNINGS ON DRUGS AND DEVICES FOR OVER-THE-COUNTER SALE |  | 
| 21:5.0.1.1.32.1 | SUBPART A 
 | Subpart A - Definitions and Interpretations |  | 
| 21:5.0.1.1.32.1.1.1 | SECTION 369.1 
 | 369.1 Purpose of issuance. |  | 
| 21:5.0.1.1.32.1.1.2 | SECTION 369.2 
 | 369.2 Definitions. |  | 
| 21:5.0.1.1.32.1.1.3 | SECTION 369.3 
 | 369.3 Warnings required on drugs exempted from prescription-dispensing requirements of section 503(b)(1)(C). |  | 
| 21:5.0.1.1.32.1.1.4 | SECTION 369.4 
 | 369.4 Warnings suggested for drugs by formal or informal statements of policy. |  | 
| 21:5.0.1.1.32.1.1.5 | SECTION 369.6 
 | 369.6 [Reserved] |  | 
| 21:5.0.1.1.32.1.1.6 | SECTION 369.7 
 | 369.7 Warnings required by official compendia. |  | 
| 21:5.0.1.1.32.1.1.7 | SECTION 369.8 
 | 369.8 Warning statements in relation to conditions for use. |  | 
| 21:5.0.1.1.32.1.1.8 | SECTION 369.9 
 | 369.9 General warnings re accidental ingestion by children. |  | 
| 21:5.0.1.1.32.1.1.9 | SECTION 369.10 
 | 369.10 Conspicuousness of warning statements. |  | 
| 21:5.0.1.1.32.2 | SUBPART B 
 | Subpart B - Warning and Caution Statements for Drugs |  | 
| 21:5.0.1.1.32.2.1.1 | SECTION 369.20 
 | 369.20 Drugs; recommended warning and caution statements. |  | 
| 21:5.0.1.1.32.2.1.2 | SECTION 369.21 
 | 369.21 Drugs; warning and caution statements required by regulations. |  | 
| 21:5.0.1.1.33 | PART 370-499 
 | PARTS 370-499 [RESERVED] |  |