Pentoxifylline Micronized from China
Pentoxifylline is a xanthine derivative with pyrimidine structure used for peripheral vascular disease treatment. Falls in HTS 2933.59.59.00 as an 'other' drug with pyrimidine heteroatoms. Chemical definition matches chapter scope.
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
• Batch certificates showing <0.5% related substances maintain purity classification
• Declare as pharma intermediate if not USP grade to adjust heading
• Avoid anti-caking agents that trigger chapter note 2(g) review