Amobarbital Sodium from Mexico
Amobarbital sodium, a long-acting barbituric acid salt with pyrimidine structure, used medically. HTS 2933.52.9000 covers this as 'other' barbiturates per hierarchy for nitrogen heterocyclic compounds containing pyrimidine rings.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include GMP certificate of analysis specifying barbituric acid content
• Avoid anti-dusting agents that render product use-specific per chapter note (g)
• Separate from dosage excipients to prevent Chapter 30 misclassification