Levothyroxine Sodium USP Powder
Levothyroxine sodium USP powder is the United States Pharmacopeia grade sodium salt of l-thyroxine, a synthetic thyroid hormone used primarily for treating hypothyroidism. This amino-acid derivative hormone is reproduced by synthesis and is chemically defined. It is classified under 2937.90.00 as a hormone derivative used primarily for hormonal effects.
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 |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the primary use is not hormonal
Hormone derivatives not used primarily as hormones are classified in 2937.19.
If mixed with excipients for pharmaceutical use
Medicaments containing hormones with other ingredients fall in Chapter 30.
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 USP grade is documented with a Certificate of Analysis and lot-specific testing data
• Keep the product in bulk form without any added excipients to maintain classification in Chapter 29
• Confirm whether the product needs a Drug Establishment Licence for API importation
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