Erythromycin Glucoptylate from Mexico
Erythromycin glucoptylate is a specialized sugar-derived salt of erythromycin for improved absorption in oral antibiotic therapies. It qualifies under HTS 2941.50.00.00 as an erythromycin derivative salt, adhering to chapter definitions for antibiotics. Imported as fine chemical for drug manufacturing.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
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
• Ensure pharmacopeial compliance (e.g
• EP/USP); document solvent residues if crystallized from organic solvents
• Common issue: stability testing for import shelf life