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2933.99.90.00/Pyridostigmine Bromide API/China

Pyridostigmine Bromide API from China

Pyridostigmine bromide, a quaternary pyridinium cholinesterase inhibitor, falls under HTS 2933.99.90.00 as a nitrogen heterocyclic drug. Used for myasthenia gravis treatment, imported as sterile bulk powder.

Duty Rate — China → United States

16.2%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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Import Tips

• Include sterility validation for injectable grade material

• Provide bromide counterion assay certificates

• Monitor CWC chemical weapons convention precursor status

Pyridostigmine Bromide API from China — Import Duty Rate | HTS 2933.99.90.00