Dihydroergotamine Mesylate
Dihydroergotamine mesylate is a semi-synthetic salt derivative of ergotamine, used for acute migraine therapy via injection or nasal spray. As a salt of ergotamine, it falls under tariff item 2939.62.00, which covers ergotamine (INN) and its salts.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the product is not specifically ergotamine or its salts
Other alkaloids of rye ergot and their derivatives are classified under this residual subheading.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the product is clearly labelled as dihydroergotamine mesylate with its CAS number to facilitate CBSA classification
• Provide a certificate of analysis to confirm it is a chemically defined salt of ergotamine
• Verify whether the product is for pharmaceutical use, as this may affect documentation requirements
Related Products under Tariff item 2939.62.00
Ergotamine Hydrochloride API
Ergotamine hydrochloride is a water-soluble hydrochloride salt of ergotamine, imported as an active pharmaceutical ingredient for tablet production. As a chemically defined salt of ergotamine, it is classified under tariff item 2939.62.00.
Ergotamine Phosphate Salt
Ergotamine phosphate is an inorganic salt form of the rye ergot alkaloid, used in pharmaceutical synthesis. It is classified under tariff item 2939.62.00 as a salt of ergotamine, per Chapter 29 rules for inorganic salts of organic compounds.
Ergotamine Tartrate Powder
Ergotamine tartrate is the most common salt form of ergotamine, a rye ergot alkaloid used primarily in pharmaceutical applications for migraine treatment. This pure chemical compound falls under tariff item 2939.62.00 as a salt of ergotamine.
Ergotamine Tartrate USP Grade
Pharmaceutical-grade ergotamine tartrate meeting pharmacopeia standards is used for compounding migraine medications. As a chemically defined salt of ergotamine, it is classified under tariff item 2939.62.00.