Metronidazole USP from China
Metronidazole is a nitroimidazole derivative used as an antibiotic and antiprotozoal agent for treating infections like bacterial vaginosis and trichomoniasis. It features an unfused imidazole ring in its aromatic structure, classifying it under HTS 2933.29.35.00 as a nitrogen-heterocyclic compound described in additional U.S. note 3 to section VI.
Duty Rate — China → United States
31.5%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide Certificate of Analysis (CoA) and pharmacopeial compliance documentation to verify USP grade and purity standards
• Ensure DMF (Drug Master File) registration with FDA if intended for pharmaceutical manufacturing
• Avoid misclassification as finished dosage forms which fall under Chapter 30