2935.90.60.00/Sulfamethoxazole USP/China

Sulfamethoxazole USP from China

Sulfamethoxazole is a synthetic bacteriostatic sulfonamide antibiotic used primarily in combination with trimethoprim for treating urinary tract infections and other bacterial infections. It falls under HTS 2935.90.60.00 as a sulfonamide classified as a pharmaceutical drug, specifically within the 'other drugs' category of sulfonamides. This chemically defined organic compound contains the characteristic sulfonamide functional group.

Duty Rate — China → United States

6.5%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

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Import Tips

• Provide FDA Drug Master File (DMF) and Certificate of Analysis (CoA) confirming USP purity standards during customs clearance

• Ensure proper pharmaceutical labeling and include stability data to avoid reclassification as a non-drug chemical

• Verify DEA scheduling status as it's not controlled but confirm with CBP for any combination product restrictions