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Clonazepam (Klonopin) from Mexico

Clonazepam is a nitrobenzodiazepine anticonvulsant and sedative with a 1,4-benzodiazepine ring containing two nitrogen hetero-atoms. Classified under HTS 2933.99.65.00 for its primary CNS effects including anti-epileptic and hypnotic properties. Imported as active pharmaceutical ingredient (API) powder.

Duty Rate — Mexico → United States

16.5%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Schedule IV controlled substance requires DEA Form 236 and advance electronic reporting via USPPG

Include pharmacopeial certificates (USP/EP) confirming identity and enantiomeric purity

Verify nitrogen content via elemental analysis to confirm heterocyclic classification