Metoprolol Tartrate USP from Mexico
Metoprolol tartrate is a beta-blocker drug featuring amino-phenol structure with ether and alcohol oxygen functions, imported as the tartrate salt. It qualifies under this HTS as a salt of oxygen-function amino-compound designated as a drug. Used primarily in cardiovascular medications.
Duty Rate — Mexico → 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
• Submit salt formation details and stability data; verify tartrate salt meets pharmacopeial specs
• Common pitfall: incorrect declaration as base form; use precise chemical name and CAS (37350-58-6)