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Modified Aromatic Antihistamine Loratadine from China

Loratadine is a second-generation antihistamine with modified aromatic structure used for allergy relief. Classified under HTS 2942.00.05.00 as an aromatic drug not fitting other specific organic compound headings. Its piperidine ring modification qualifies it as 'modified aromatic'.

Duty Rate — China → United States

125%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.04.6093.5%Pharmaceuticals: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

Provide NMR spectral data confirming modified aromatic structure to support 2942 classification

Comply with FDA import alerts for antihistamines; include batch certificates and purity analysis

Watch for Chapter Note 3 classification rule - ensure no earlier heading (like 2933) applies