Friday, July 10, 2026

Drug profile · INN

chlorprothixene

chlorprothixene (TARACTAN) is a serotonin 2a (5-ht2a) receptor antagonist. Route of administration: injection. Current US regulatory status: approved.

FDA: approved
US status approved
Patents linked 0
Pipeline programs 0
News articles 0
Drug details — chlorprothixene
US status
approved
Class
Route
INJECTION
Patents
0
Programs
0
Data quality
0.84

Quick answer

chlorprothixene (TARACTAN) is a serotonin 2a (5-ht2a) receptor antagonist. Route of administration: injection. Current US regulatory status: approved.

Key facts

INN chlorprothixene
Brand TARACTAN
Mechanism Serotonin 2a (5-HT2a) receptor antagonist
Target D(2) dopamine receptor
Route INJECTION
Formulation INJECTABLE

Mechanism of action

Serotonin 2a (5-HT2a) receptor antagonist

Primary target: D(2) dopamine receptor

Approval history

Authority Status Date
FDA approved

Related & competitor drugs

  1. aripiprazole Nervous system (N05)
  2. brexpiprazole Nervous system (N05)
  3. cabergoline Dopamine D2 receptor agonist
  4. clozapine Serotonin 2a (5-HT2a) receptor antagonist
  5. fluphenazine decanoate Dopamine D2 receptor antagonist
  6. fluphenazine hydrochloride Dopamine D2 receptor antagonist

Frequently asked questions

What is chlorprothixene?

chlorprothixene (TARACTAN) is a serotonin 2a (5-ht2a) receptor antagonist. Route of administration: injection. Current US regulatory status: approved.

What is the brand name for chlorprothixene?

TARACTAN is a marketed brand name for chlorprothixene. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of chlorprothixene?

chlorprothixene has approved status in the United States according to our Drugs@FDA-derived records. Verify on the official FDA label before clinical or commercial decisions.