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Sulfamethoxazole USP from Japan

Sulfamethoxazole is a synthetic bacteriostatic sulfonamide antibiotic used primarily in combination with trimethoprim for treating urinary tract infections and respiratory infections. It falls under HTS 2935.90.75.00 as a sulfonamide compound described in additional U.S. note 3 to section VI, which covers specific organic compounds in this category. This pure chemical form is imported for pharmaceutical manufacturing.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Verify USP grade certification and provide detailed chemical analysis for customs; ensure compliance with FDA import requirements for active pharmaceutical ingredients; avoid misclassification by confirming it's not a finished dosage form