Synthetic L-Epinephrine Hydrochloride from Mexico
Laboratory-synthesized L-epinephrine hydrochloride, the active enantiomer used primarily as a vasopressor hormone in critical care medicine. HTS 2937.90.05.00 covers this chemically defined catecholamine hormone regardless of synthetic origin.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide chiral purity certificate (>99% L-form) to distinguish from racemic mixtures
• Ensure cold chain documentation (2-8°C) to prevent degradation during transit
• Avoid misdeclaration as 'adrenaline base' which changes salt classification rules