Choline Theophyllinate from Mexico
Choline theophyllinate is a salt of choline and theophylline, used as a bronchodilator in respiratory medications with improved solubility. As a choline salt, it is classified under tariff item 2923.10.00. The product is a chemically defined organic compound within Chapter 29.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the product is a true salt and not a simple mixture of choline and theophylline
• Provide CBSA with the chemical structure and intended pharmaceutical use
• If imported in dosage form, check if it falls under heading 30.04 instead