Doxylamine Succinate
Doxylamine succinate is an ethanolamine antihistamine used to treat nausea in pregnancy and insomnia. Its molecular structure contains a pyrimidine ring, which classifies it under tariff item 2933.59.00 for heterocyclic compounds with nitrogen hetero-atoms. The product is a separate chemically defined organic compound, meeting the criteria of Chapter 29.
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 imported as a finished pharmaceutical product for human use
Medicaments put up in measured doses or for retail sale are classified in Chapter 30, not Chapter 29.
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 a pure, chemically defined compound and not formulated for retail sale, as that may shift classification
• Have a certificate of analysis ready to confirm the pyrimidine ring structure
• Verify if the product requires a Drug Identification Number (DIN) from Health Canada before importation
Related Products under Tariff item 2933.59.00
Atrazine
Atrazine is a chlorinated triazine herbicide containing a pyrimidine ring structure, used primarily for pre-emergent control of broadleaf and grassy weeds in crops like corn and sorghum. It is a separate chemically defined organic compound with nitrogen hetero-atoms, falling under tariff item 2933.59.00 as 'Other' heterocyclic compounds.
Atrazine Herbicide
Atrazine is a chlorinated triazine herbicide containing a heterocyclic nitrogen ring structure, used primarily for pre-emergent control of broadleaf and grassy weeds in corn and sorghum crops. It is a separate chemically defined organic compound with a pyrimidine ring in its structure, falling under tariff item 2933.59.00 as 'Other' heterocyclic compounds with nitrogen hetero-atom(s) only.
Bromacil
Bromacil is a uracil herbicide with a pyrimidine ring structure, controlling weeds in citrus groves and non-crop areas via soil persistence. It is a separate chemically defined organic compound with nitrogen hetero-atoms, qualifying under tariff item 2933.59.00 as 'Other' heterocyclic compounds.
Bromacil Brush Killer
Bromacil is a uracil herbicide with a pyrimidine ring structure, controlling tough brush and weeds in non-crop areas and citrus groves. It is a separate chemically defined organic compound with a nitrogen hetero-atom ring, qualifying under tariff item 2933.59.00 as 'Other' heterocyclic compounds.
Brompheniramine Maleate
Brompheniramine maleate is an antihistamine used to treat allergic rhinitis and nausea. This aromatic propylamine derivative with pyrimidine affinity is a chemically pure drug, classified under tariff item 2933.59.00 for heterocyclic compounds with nitrogen hetero-atoms.
Buclizine Hydrochloride
Buclizine hydrochloride is a piperazine antihistamine used to treat nausea, vomiting, and motion sickness. Its aromatic heterocyclic structure containing a piperazine ring qualifies it under tariff item 2933.59.00.