Promethazine Theoclate from Canada
Promethazine theoclate, a salt form of promethazine with theophylline-8-chlorotheophyllinate, serves as an antiemetic medication. Classified under HTS 2934.30.27.00 per Chapter 29 note (C)(1) for salts of organic compounds following the base compound's heading.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) 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
• Provide salt composition analysis to confirm classification with the phenothiazine base per Chapter 29 salt rules
• Ensure import meets USP/EP pharmacopeia standards with stability data for theoclate salt form
• Label clearly to prevent confusion with bulk promethazine HCl which may have different regulatory paths