Erythromycin + Sulfonamide Tablets 500mg from Mexico
Combination tablets with erythromycin and sulfamethoxazole/trimethoprim for urinary tract infections, mixed antibiotics in scored measured doses for retail. Classified in HTS 3004.20.0020 as erythromycin in combination with other antibiotics, excluding single agents.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Fixed-ratio combinations need specific FDA combination drug approval; declare both APIs
• Synergy data required for classification
• Avoid generic labeling issues