Varicella Zoster Immune Globulin (VZIG) from Mexico
Human immune globulin enriched for varicella-zoster virus antibodies to prevent severe chickenpox in immunocompromised patients. HTS 3002.12.0090 for other specific antisera from blood fractions. Prepared via donor plasmapheresis and affinity purification.
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
• VZ antibody ELISA results and stability data for customs validation
• Refrigerated transport mandatory; avoid freeze-thaw cycles