Pharmaceutical Grade Levorphanol Base from Mexico
Pharmaceutical grade levorphanol base is the pure form of levorphanol (INN), a morphinan opioid with an isoquinoline ring-system. This tariff item explicitly covers levorphanol (INN) itself, so the base compound is classified here even when imported for subsequent salt formation.
Duty Rate — Mexico → Canada
0%
Import Tips
• A Controlled Drugs and Substances Act import permit is mandatory for levorphanol base
• Provide a certificate of analysis confirming purity greater than 99% and absence of impurities
• Ensure the product is packaged and labelled according to Health Canada regulations for controlled substances