Thiethylperazine Malate
Thiethylperazine malate is a phenothiazine derivative used exclusively as an antiemetic. It qualifies for HTS 2934.30.27.00 as an other phenothiazine drug, following Chapter 29 rules for acid salts.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If malic acid component classification
Carboxylic acid salts might classify with acid if organic base not predominant.
If in combination antiemetic preparations
Mixed medicaments in bulk form containing thiethylperazine move to Chapter 30.
If organo-sulfur function emphasized
Sulfur-containing phenothiazines could alternatively classify under organo-sulfur heading 2930.
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Import Tips & Compliance
• Include malic acid salt stoichiometry verification per Chapter 29 note (C)(2) for organic salt classification
• Provide vomiting/nausea clinical trial data supporting antiemetic primary use
• Ensure GMP certification for API import to avoid Chapter 30 misclassification
Related Products under HTS 2934.30.27.00
Promethazine Hydrochloride
Promethazine hydrochloride is a phenothiazine derivative used primarily as an antihistamine, antiemetic, and sedative drug. It contains a phenothiazine ring-system and falls under HTS 2934.30.27.00 as a chemically defined other drug of this class, distinct from antipsychotics like those in 2934.30.22.
Promethazine Theoclate
Promethazine theoclate, a salt form of promethazine with theophylline-8-chlorotheophyllinate, serves as an antiemetic medication. Classified under HTS 2934.30.27.00 per Chapter 29 note (C)(1) for salts of organic compounds following the base compound's heading.
Ethopropazine Hydrochloride
Ethopropazine hydrochloride is a phenothiazine anticholinergic used for Parkinson's disease symptoms. It qualifies under HTS 2934.30.27.00 as an 'other' phenothiazine drug, separate from antipsychotics.
Isothipendyl Hydrochloride
Isothipendyl hydrochloride, a phenothiazine antihistamine, is used for allergies and as a sedative. Falls under HTS 2934.30.27.00 as a non-antipsychotic phenothiazine drug per the heading's 'other drugs' provision.
Prochlorperazine Edisylate
Prochlorperazine edisylate, a phenothiazine antiemetic with some antipsychotic properties, is classified as 'other' under HTS 2934.30.27.00 when imported as bulk API rather than specifically listed antipsychotics.
Phenothiazine API USP Grade
Pure phenothiazine (C12H9NS), the parent compound of the ring system, imported as USP-grade active pharmaceutical ingredient. Classified under HTS 2934.30.27.00 as the base structure for drug synthesis.