Cefadroxil Powder from Mexico
Cefadroxil is an oral first-generation cephalosporin with modified aromatic structure for treating urinary tract infections. Falls under HTS 2941.90.30.00 as a chemically defined aromatic antibiotic per Chapter 29 notes. Bulk API form distinguishes it from finished medicaments.
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 HPLC chromatograms showing single peak >98% purity to confirm 'separate chemically defined compound' status
• Declare exact CAS number (66592-87-8) on commercial invoice for CBP verification
• Separate antibiotic APIs from excipients in shipment to maintain Chapter 29 classification