Cycloserine USP from United States
Cycloserine is a natural antibiotic derived from Streptomyces orchidaceus, used for tuberculosis treatment. It is a separate chemically defined organic compound, meeting Chapter 29 Note 1(a) requirements.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product is in bulk powder form, not formulated for retail sale, to avoid classification under Chapter 30
• Provide a CoA to demonstrate chemical purity
• Verify if a controlled substance permit is needed, as cycloserine may be regulated