Allopurinol Micronized Powder from China
Allopurinol is a purine analog with pyrimidine ring structure used to treat gout by inhibiting xanthine oxidase. Falls under HTS 2933.59.59.00 as an 'other' pyrimidine heteroatom drug. Its heterocyclic nitrogen-only composition fits the heading precisely.
Duty Rate — China → United States
16.2%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Submit FDA registration and quantitative composition analysis to validate drug status
• Micronized form requires particle size distribution certificate for classification confirmation
• Avoid bulk packaging over 25kg to prevent industrial chemical reclassification