Misoprostol from China
Misoprostol is a synthetic prostaglandin E1 analogue used primarily for preventing NSAID-induced gastric ulcers and inducing labor. It falls under HTS 2937.50.00.00 as a prostaglandin derivative and structural analogue used primarily as a hormone. This classification applies to its chemically defined organic structure meeting Chapter 29 requirements.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.60100%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
9903.05.860%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
• Require FDA import approval and Drug Master File; verify pharmaceutical grade purity certificates
• Include detailed chemical analysis and CAS number (59122-46-2) on commercial invoice to confirm HTS classification
• Avoid misclassification as general medicaments (HTS 3004); provide evidence of primary hormonal use