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2922.29.27.00/Doxylamine Succinate USP/Japan

Doxylamine Succinate USP from Japan

Doxylamine succinate, a sedating antihistamine, features amino-phenol ether structure as succinate salt, imported as pharmaceutical drug API. Fits precise chapter definition for salts of such compounds designated as drugs.

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

• Verify succinic acid content; provide chiral purity data

• Pitfall: research vs pharma grade affects duty treatment