Erythromycin + Sulfonamide Tablets 500mg

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.

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.

3004.20.00Same rate: Free

If erythromycin with beta-lactams

Different antibiotic class combinations may fall under other antibiotic mixtures.

3004.39.00Same rate: Free

If primary ingredient not erythromycin

Heading based on predominant antibiotic; erythromycin must be principal component.

3004.90Higher: 10% vs Free

If added with antivirals

Mixtures with non-antibacterial agents shift to 'other medicaments'.

Not sure which classification is right?

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Import Tips & Compliance

Fixed-ratio combinations need specific FDA combination drug approval; declare both APIs

Synergy data required for classification

Avoid generic labeling issues

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