Clonazepam API from Canada
Clonazepam, a nitrobenzodiazepine anticonvulsant, contains fused heterocyclic rings with nitrogen hetero-atoms only. Primarily used for seizure disorders and panic attacks via CNS depression. Bulk powder form for drug manufacturing classified here as aromatic CNS drug.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide comprehensive impurity profile; secure advance DEA authorization; label clearly as Bulk Drug Substance to maintain Chapter 29 classification