Bupivacaine Hydrochloride from Mexico
Bupivacaine hydrochloride is a long-acting local anesthetic amide used in spinal and epidural anesthesia. It qualifies for HTS 2924.29.71.00 as an aromatic cyclic amide derivative specified in additional U.S. note 3. The classification reflects its primary carboxyamide-function chemical structure.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%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
• Provide pharmacopeial certificates (USP/EP) confirming monohydrate form and optical purity
• Declare exact salt form and hydration state to prevent duty reassessment
• Use temperature-controlled shipping to maintain stability during transit