Phenobarbital USP from United States
Phenobarbital is a barbituric acid derivative used as an anticonvulsant and sedative. It is a derivative of malonylurea with a pyrimidine ring, falling under tariff item 2933.54.00.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the product is a separate chemically defined compound
• Check if a controlled substance import permit is required
• Ensure the product is not mixed with other active ingredients, which could change classification