Levothyroxine Sodium Tablets 100mcg from Mexico
100mcg levothyroxine sodium tablets for hypothyroidism treatment, synthetic thyroid hormone (heading 2937 derivative). Mixed with fillers and coated for retail sale in measured doses. Classified under HTS 3004.39.0055 as other hormone medicaments.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals: 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
• As narrow therapeutic index drug, provide extensive bioequivalence data
• Color-code strengths per FDA guidelines to prevent dosing errors
• Validate stability under temperature excursions common in shipping