Fondaparinux Sodium Arixtra Syringe from Mexico
Arixtra prefilled syringes with fondaparinux sodium, a synthetic pentasaccharide factor Xa inhibitor derived from heparin structure. Classified under HTS 3004.90.92.74 when documentation confirms heparin sodium salt relationship.
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
• Submit structural analysis confirming heparin moiety for proper subheading
• Graduated syringe markings must match exact dose volumes
• Borderline cases may require binding ruling on synthetic heparin status