2934.30.27.00/Thiethylperazine Malate/Japan

Thiethylperazine Malate from Japan

Thiethylperazine malate is a phenothiazine derivative used exclusively as an antiemetic. It qualifies for HTS 2934.30.27.00 as an other phenothiazine drug, following Chapter 29 rules for acid salts.

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

• Include malic acid salt stoichiometry verification per Chapter 29 note (C)(2) for organic salt classification

• Provide vomiting/nausea clinical trial data supporting antiemetic primary use

• Ensure GMP certification for API import to avoid Chapter 30 misclassification