Sulfamethoxazole Trimethoprim Tablets 800/160 mg

Combination antibiotic tablets containing sulfamethoxazole and trimethoprim, used for treating urinary tract infections, bronchitis, and traveler's diarrhea. Classified under HTS 3004.90.92.11 as sulfonamide anti-infectives put up in measured doses for retail sale.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFreeFree
🇲🇽MexicoFreeFree
🇨🇦CanadaFreeFree
🇩🇪GermanyFreeFree
🇯🇵JapanFreeFree

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3003.39Higher: 10% vs Free

If not put up in measured doses for retail sale

Bulk unmixed medicaments fall under Chapter 30 heading 3003 for medicinal chemicals not in dosage form.

2935.90Higher: 16.5% vs Free

If imported as unmixed active pharmaceutical ingredient

Pure sulfonamide chemicals without therapeutic formulation are classified as organic chemicals in heading 2935.

3004.90Same rate: Free

If classified as other antibiotic combinations

May shift if trimethoprim component dominates, treated as non-sulfonamide anti-infective.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Verify FDA registration and provide Certificate of Analysis (CoA) confirming API purity and stability

Ensure labeling complies with 21 CFR 201 for prescription drugs, including lot number and expiry date

Avoid misclassification by confirming sulfonamide content; common pitfall is bulk powder import under 2935