Erythromycin Base USP
Erythromycin Base USP is the pure, non-salt form of the antibiotic erythromycin, meeting pharmacopeial standards for potency against streptococci and other susceptible bacteria. As the parent compound of the erythromycin family, it falls squarely under tariff item 2941.50.00, which covers erythromycin and its derivatives, including salts thereof.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the product is not specifically erythromycin but another antibiotic
This residual heading covers other antibiotics not more specifically described elsewhere in heading 29.41.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the product is labelled as Erythromycin Base USP and provide a Certificate of Analysis to confirm purity
• Verify whether a Drug Identification Number (DIN) is required if the product is for human use, and consult the Health Canada guidance for APIs
• Declare the correct 8-digit tariff item 2941.50.00 on your customs entry to avoid delays
Related Products under Tariff item 2941.50.00
Erythromycin Estolate
Erythromycin Estolate is a lauryl sulfate ester salt of erythromycin, designed for improved acid stability in gastric environments, making it suitable for upper respiratory tract infections. As a derivative salt of erythromycin, it is classifiable under tariff item 2941.50.00, which explicitly includes erythromycin derivatives and their salts.
Erythromycin Ethylsuccinate
Erythromycin Ethylsuccinate is an ester salt derivative of erythromycin, commonly formulated in oral suspensions for pediatric respiratory infections. As a derivative of erythromycin, it is covered by tariff item 2941.50.00, which includes erythromycin and its derivatives, whether as esters or salts.
Erythromycin Glucoptylate
Erythromycin Glucoptylate is a specialized sugar-derived salt of erythromycin, formulated to enhance oral absorption in antibiotic therapies. As a salt of erythromycin, it qualifies under tariff item 2941.50.00, which covers erythromycin and its derivatives, including salts thereof.
Erythromycin Lactobionate
Erythromycin Lactobionate is a water-soluble salt of erythromycin, primarily used in intravenous formulations for serious bacterial infections in hospital settings. As a salt of erythromycin, it is classifiable under tariff item 2941.50.00, which explicitly includes erythromycin derivatives and their salts.
Erythromycin Phosphate
Erythromycin Phosphate is a phosphate salt derivative of erythromycin, offering enhanced solubility for antibiotic formulations targeting gram-positive bacteria. As a salt of erythromycin, it is covered by tariff item 2941.50.00, which includes erythromycin and its derivatives, including salts.
Erythromycin Propionate
Erythromycin Propionate is a propionic ester derivative of erythromycin, providing prolonged release for treatments of dental and skin infections. As a derivative of erythromycin, it is classifiable under tariff item 2941.50.00, which covers erythromycin and its derivatives, including salts.