2933.19.35.00/Zaleplon API/Japan

Zaleplon API from Japan

Zaleplon is a non-benzodiazepine hypnotic containing an acetylaminopyrazole structure, imported as a drug under HTS 2933.19.3500. Used for short-term insomnia treatment with pyrazole as the core heterocyclic pharmacophore.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Provide controlled substance documentation (Schedule IV); DEA import permit required

• Confirm acetyl group integrity and pyrazole ring stability in COA

• Use 'Pharmaceutical Reference Standard' declaration for analytical standards