Levobunolol Hydrochloride from Mexico
Levobunolol hydrochloride is a beta-blocker aromatic amino-alcohol salt used in glaucoma treatments. Classified under HTS 2922.19.60.00 due to its aromatic amino-alcohol structure as specified in U.S. note 3 to section VI. The chemical features ether linkages and qualifies as 'other' aromatic amino-alcohols.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%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
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit detailed spectroscopic data (NMR, IR) to confirm aromatic amino-alcohol classification per chapter notes
• Comply with DEA precursor chemical regulations if applicable; maintain records of end-use for pharmaceutical manufacturing
• Package in industrial bulk to avoid reclassification as Chapter 30 medicaments; include Material Safety Data Sheets (MSDS)