Oxomemazine Base from Japan
Oxomemazine base is a phenothiazine antihistamine with sedative properties, imported as a free base active pharmaceutical ingredient. Its phenothiazine ring-system is not further fused, placing it under tariff item 2934.30.00.
Duty Rate — Japan → Canada
0%
Import Tips
• Ensure the free base is chemically defined and free of solvents that could affect classification
• Provide the certificate of analysis and structural formula to CBSA
• Verify whether the product is on the Prescription Drug List requiring additional documentation