Ritodrine Hydrochloride from Mexico
Ritodrine HCl is a beta-2 agonist amino-alcohol hydrochloride used as a tocolytic drug to prevent premature labor. Classified in HTS 2922.19.0900 as aromatic oxygen-function amino-alcohol drug. Contains phenolic hydroxy and ethanolamine side chain on aromatic system.
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
• Obstetric drug; include teratology studies per FDA import requirements
• Hygroscopic salt; specify desiccated packaging and humidity control validation
• Rarely used; verify current US approval status to avoid detention