Promazine Hydrochloride
Promazine hydrochloride is an older phenothiazine tranquilizer used to manage anxiety and agitation. As the hydrochloride salt of a phenothiazine base with a non-fused ring-system, it is classified under tariff item 2934.30.00. Chapter note 5 specifies that inorganic salts of organic compounds are classified in the heading appropriate to the organic compound.
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 |
PGA flags (2)Show detailsHide detailsHCActive Pharmaceutical IngredientsMay be requiredHCHuman DrugsMay be required
- HC
Active Pharmaceutical Ingredients · May be required
May require HC Active Pharmaceutical Ingredients depending on intended use (HC13) and Canadian product category (HC01). Matching criteria: Starts With 2934. Logic: MATCH IF (Valid HS Code) AND (Intended Use Code) AND (Valid Canadian Product Category).
- HC
Human Drugs · May be required
May require HC Human Drugs depending on intended use (HC01, HC02, HC05, HC07, HC29, HC31) and Canadian product category (HC05, HC06, HC07, HC08, HC09, HC10). Matching criteria: Starts With 2934. Logic: MATCH IF (Valid HS Code) AND (Intended Use Code) AND (Valid Canadian Product Category).
CBSA Single Window matching criteria, unknown
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 drug product in dosage form or retail packaging
Section note 2 overrides Chapter 29 classification for medicaments in measured doses or for retail sale.
If the phenothiazine ring-system is further fused with other rings
Tariff item 2934.30.00 covers only non-fused phenothiazine ring-systems.
If the compound is structurally reclassified as an amide derivative
Chapter note 3 requires classification in the heading occurring last in numerical order when multiple headings apply.
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
• Since the salt form is classified with the base compound, ensure the documentation identifies the phenothiazine structure clearly
• Verify that the product is not in a form for retail sale, which would trigger heading 30.04
• Consult the CBSA's controlled substances list to determine if an import permit is needed
Related Products under Tariff item 2934.30.00
2-(Trifluoromethyl)phenothiazine
2-(Trifluoromethyl)phenothiazine is a chemically defined heterocyclic compound featuring a phenothiazine ring-system with a trifluoromethyl substituent at the 2-position. It is not further fused and contains no additional ring structures, meeting the tariff item's description.
2-(Trifluoromethyl)phenothiazine Pharmaceutical Intermediate
This high-purity 2-(trifluoromethyl)phenothiazine is manufactured as a key building block for antipsychotic drug synthesis. Its precise chemical structure, featuring a phenothiazine ring-system without further fusion, aligns with tariff item 2934.30.00.
Chlorpromazine Base
Chlorpromazine base is a foundational phenothiazine antipsychotic medication used to treat schizophrenia and severe nausea. Its molecular structure contains a phenothiazine ring-system that is not further fused, which is the defining characteristic of tariff item 2934.30.00. As a separate chemically defined organic compound, it qualifies for classification under this heading.
Chlorpromazine Hydrochloride
Chlorpromazine hydrochloride is a phenothiazine derivative used as an antipsychotic for treating schizophrenia and severe agitation. It contains a phenothiazine ring-system that is not further fused, meeting tariff item 2934.30.00.
Diethazine Hydrochloride
Diethazine hydrochloride is an older phenothiazine derivative with anticholinergic properties, used to treat extrapyramidal symptoms. It contains the phenothiazine ring-system without further fusion, qualifying for classification under tariff item 2934.30.00.
Ethopropazine Hydrochloride
Ethopropazine hydrochloride is a phenothiazine anticholinergic used to relieve symptoms of Parkinson's disease. Its structure features a phenothiazine ring-system that is not further fused, making it classifiable under tariff item 2934.30.00.