Aromatic Antiviral Acyclovir from Mexico
Acyclovir is a synthetic guanosine analogue with aromatic components used against herpes viruses. It qualifies for HTS 2942.00.05.00 as an aromatic drug compound meeting Chapter 29 scope for separate chemically defined organics. Excluded from Chapter 30 as pure API.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include WHO certification and pharmacopeia compliance for antiviral APIs
• Document excludes solvents per Chapter Note (e) to maintain chemical compound status
• Avoid retail packaging that could shift classification to Chapter 32 or 38 exclusions