</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Vitamin B12 Transdermal Patch 1000 mcg from Mexico

Transdermal patches delivering synthetic cyanocobalamin B12 over 24 hours for steady therapy, explicitly covered in heading as measured-dose system. HTS 3004.50.20.00 for unmixed retail product.

Duty Rate — Mexico → United States

0%

Rate breakdown

9903.05.860%Universal product exemption (U.S. note 52(b))

Import Tips

Adhesive hypoallergenic cert; controlled release validation

Device-drug hybrid filing needed