Trastuzumab Emtansine Mixture from Mexico
Immunological preparation mixing trastuzumab monoclonal antibody with emtansine for HER2-positive breast cancer treatment. Falls under HTS 3002.14.0010 due to monoclonal antibody content in a mixed, non-retail bulk form for hospital use. Includes buffers and stabilizers as mixed components.
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
• Provide BLA (Biologics License Application) details and confirm monoclonal antibody specificity in import docs
• Maintain 2-8°C cold chain; include temperature monitoring logs to prevent denaturation during transit
• Declare as mixed product; single-component antibody-drug conjugates may require different classification review