Nifedipine from Germany
Nifedipine is the prototype dihydropyridine calcium channel blocker used for angina and hypertension. This nitro-substituted aromatic heterocycle with nitrogen hetero-atoms classifies under HTS 2933.99.53.00. Bulk API imported under nitrogen atmosphere due to light sensitivity.
Duty Rate — Germany → 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
• Amber glass or opaque HDPE only - light exposure converts to nitroso derivative
• Polymorph I required for bioavailability - Form II dissolves slower
• High potency Category 3 - dedicated equipment cleaning validation needed