Tafluprost from Japan
Tafluprost, a fluorinated prostaglandin F2α analogue, is used in glaucoma treatment with preserved formulations. Falls under HTS 2937.50.00.00 as a halogenated prostaglandin derivative per Chapter 29 notes. Primary hormonal mechanism confirmed by receptor binding studies.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.6215%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Document fluorine position via NMR; halogenated derivatives follow parent heading
• Preservative-free claims require manufacturing process validation
• Differentiate from unfluorinated prostaglandins via complete spectral data