CFR›Title 19›Chapter I›Part 12›Subject Group Viruses, Serums, and Toxins for Treatment of Domestic Animals ContainsSections 12.17–12.20CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Sections 12.17 § 12.17 Importation restricted. 12.18 § 12.18 Labels. 12.19 § 12.19 Detention; samples. 12.20 § 12.20 Disposition. Previous Unfair Competition Unfair Competition Next Viruses, Serums, Toxins, Antitoxins, and Analogous Products for the Treatment of Man Viruses, Serums, Toxins, Antitoxins, and Analogous Products for the Treatment of Man