Methadone Hydrochloride from Mexico
Methadone hydrochloride is the salt form of methadone, a synthetic opioid used primarily for opioid use disorder treatment and pain management. It falls under HTS 2922.31.00.00 as a chemically defined amino-ketone with oxygen function, specifically listed as methadone (INN) and its salts. This classification applies to pure pharmaceutical-grade material for compounding or direct medicinal use.
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
• Require DEA registration and import permit due to controlled substance status; ensure certificates of analysis confirm purity >98%; avoid common pitfalls like improper narcotic documentation leading to customs holds