Thiethylperazine Malate from Japan
Thiethylperazine malate is a phenothiazine derivative used exclusively as an antiemetic. It qualifies for HTS 2934.30.27.00 as an other phenothiazine drug, following Chapter 29 rules for acid salts.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.628.5%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
9903.05.900%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
• Include malic acid salt stoichiometry verification per Chapter 29 note (C)(2) for organic salt classification
• Provide vomiting/nausea clinical trial data supporting antiemetic primary use
• Ensure GMP certification for API import to avoid Chapter 30 misclassification