Methadone Hydrobromide from Mexico
Methadone hydrobromide serves as an alternative salt of methadone, utilized in pharmaceutical preparations for maintenance therapy in addiction treatment. Classified under HTS 2922.31.00.00 per chapter notes for salts of listed amino-ketones with oxygen functions. It meets criteria as a separate chemically defined organic compound.
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
• Obtain FDA drug master file and narcotic import license; label with INN and salt form accurately; watch for misclassification as general amines causing rejections