Modified Aromatic Proton Pump Inhibitor Omeprazole from Mexico
Omeprazole is a benzimidazole derivative with modified aromatic structure used for acid reflux treatment. Classified in HTS 2942.00.05.00 as an aromatic drug API meeting Chapter 29 chemical definition. Excluded from dyes/colorants per Chapter exclusions.
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
• Confirm benzimidazole modification doesn't qualify for earlier 2933 heading
• Include light-sensitive packaging documentation per stability requirements
• Ensure no hormone activity to avoid 2937 classification conflicts