Levothyroxine Sodium USP Powder from Japan
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.
Duty Rate — Japan → Canada
0%
Import Tips
• 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