Modified Aromatic Antiemetic Ondansetron Hydrochloride
Ondansetron hydrochloride is a serotonin 5-HT3 receptor antagonist with a carbazole aromatic structure, used as an active pharmaceutical ingredient for nausea prevention. It is a separate chemically defined organic compound, and its hydrochloride salt is classified with the parent compound under tariff item 2942.00.00 as an 'other organic compound' because it is not more specifically covered by other headings in 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 the compound is classified as a heterocyclic compound with nitrogen hetero-atoms
Carbazole derivatives may be more specifically classified under this heading.
If imported as a formulated medicament
Medicaments containing the API are classified in Chapter 30.
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 API and not a formulated drug product, which would fall under Chapter 30
• Provide the certificate of analysis and confirm the salt form for classification
• Verify that the compound is not more specifically classified under heterocyclic headings
Related Products under Tariff item 2942.00.00
1,8-Dihydroxyanthraquinone
1,8-Dihydroxyanthraquinone (chrysazin) is an anthraquinone derivative used in dye manufacturing and as a pharmaceutical intermediate. As a separate chemically defined aromatic organic compound, it falls under tariff item 2942.00.00, not being more specifically covered by other Chapter 29 headings.
1-Aminoanthraquinone
1-Aminoanthraquinone is an aromatic amine compound used in vat dye manufacturing and as a pigment intermediate. As a separate chemically defined organic compound with an amino group on an anthraquinone ring, it is classified under tariff item 2942.00.00.
1-Nitronaphthalene
1-Nitronaphthalene is a nitrated aromatic hydrocarbon used as an intermediate for dyes and pharmaceuticals. It is a separate chemically defined organic compound, classified under tariff item 2942.00.00 as an other organic compound, since it is not more specifically covered by earlier headings.
2,4,6-Trinitro-m-cresol
2,4,6-Trinitro-m-cresol is a polynitrated phenolic compound used as a herbicide and explosive intermediate. As a separate chemically defined organic compound with nitro and hydroxy functions, it is classified under tariff item 2942.00.00, not being more specifically covered by other headings.
2,4-Diaminotoluene
2,4-Diaminotoluene (toluenediamine) is an aromatic diamine used as a key intermediate for toluene diisocyanate (TDI) in polyurethane production. It is a separate chemically defined organic compound, classified under tariff item 2942.00.00 as an other organic compound.
2,4-Dihydroxyacetophenone
2,4-Dihydroxyacetophenone is a polyhydroxy aromatic ketone used in pharmaceutical intermediates and UV absorbers. As a separate chemically defined organic compound with hydroxy and ketone functions, it is classified under tariff item 2942.00.00.