2933.19.45.00/Metamizole Sodium API/Japan

Metamizole Sodium API from Japan

Metamizole sodium (dipyrone) contains pyrazole ring as analgesic/antipyretic active ingredient. Classifies under HTS 2933.19.4500 as pyrazole drug despite sodium salt form per Chapter note 5(C). Used globally for pain relief.

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

• Note US import restrictions; provide safety data despite FDA non-approval status

• CoA must confirm sodium 1-phenyl-2,3-dimethyl-5-pyrazolone identity and sulfonate purity

• Salt form stays with parent pyrazole per note 5(C)(1); avoid separate inorganic classification