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Pseudoephedrine-Guaifenesin Excipient Blend from China

Bulk excipient blend of pseudoephedrine and guaifenesin for expectorant formulations. Classified in HTS 3003.42.00.00 as a multi-constituent alkaloid-containing medicament in bulk form.

Duty Rate — China → United States

0%

Rate breakdown

9903.05.860%Universal product exemption (U.S. note 52(b))

Import Tips

Provide stability data confirming mixture integrity during transport

Declare exact pseudoephedrine quantity per CBP Form 236 for precursor tracking

Avoid dental or veterinary-specific preparations excluded from Chapter 30