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§ 862.3350 Diphenylhydantoin test system.

21 CFR 862.3350

Citation21 CFR 862.3350
CorpusDaily eCFR
Displayed edition2026-04-27
Last updated2026-04-27

§ 862.3350 Diphenylhydantoin test system.

(a) Identification. A diphenylhydantoin test system is a device intended to measure diphenylhydantoin, an antiepileptic drug, in human specimens. Measurements obtained by this device are used in the diagnosis and treatment of diphenylhydantoin overdose and in monitoring levels of diphenylhydantoin to ensure appropriate therapy.

(b) Classification. Class II.