Methoxamine Hydrochloride from Canada
Methoxamine hydrochloride is an obsolete but occasionally imported synthetic catecholamine derivative used as a vasopressor hormone. Classified in HTS 2937.90.2000 as a structural analogue with alpha-adrenergic hormonal effects. Qualifies as a separate organic compound under Chapter 29.
Duty Rate — Canada → United States
100%
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
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide legacy pharmacopeia references and synthesis pathway docs
• Declare low-volume research/pharma use to avoid general chemical scrutiny
• Ensure no veterinary claims that could shift to animal hormone provisions