Tylosin Tartrate from Mexico
Tylosin tartrate is a macrolide antibiotic used primarily in veterinary medicine for respiratory diseases in livestock. Bulk powder API falls under HTS 2941.90.50.00 as other antibiotics. Chemically defined organic salt per Chapter 29 classification rules.
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
• Veterinary Drug Approval (NADA) documentation required
• Residue limits for food animals must be declared
• Distinguish from human pharmaceutical grade