Used for Schizophrenia and Anxiety

View THORAZINE savings options available to you including Manufacturer Coupons, Rx Advantage Savings Card, Canadian Prescription Savings or THORAZINE Patient Assistance Program.

Programs are suitable for individuals who want to buy THORAZINE without insurance, with insurance or for those who are underinsured. You can pay as little as $0 per fill.*

Manufactured by Sanofi

*Applicable to Drug Coupons & Patient Assistance Programs

This content is intended for US audiences only

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Jamie Winn NowPatientGreen tick
Updated on 26 Apr 2024

Learn more about THORAZINE



THORAZINE is the brand name for chlorpramazine and is available as an oral tablet and oral concentrate.

What dosages is THORAZINE available in?

What dosages is THORAZINE available in?

THORAZINE is available as a 30 mg/ml and 100 mg/ml oral concentrate and a 10 mg, 25 mg, 50 mg, 100 mg, and 200 mg oral tablet.

What is THORAZINE used for?

What is THORAZINE used for?

THORAZINE is a typical antipsychotic that is used for:

  • Management of psychotic disorders
  • Schizophrenia
  • Nausea and vomiting
  • Restlessness and anxiety before surgery
  • Acute intermittent porphyria
  • Tetanus
  • Manic episodes of bipolar disorder
  • Hiccups that won’t go away
  • Severe behavioral issues in children 1 to 12 years old (e.g., aggressive behavior, frustration, explosive or hyperexcitable behavior)
How does THORAZINE work?

How does THORAZINE work?

THORAZINE is an antipsychotic medication. It works by controlling dopamine activity in your brain, which affects your thoughts and mood. It also helps relax you and lowers nausea and vomiting.

How do I take THORAZINE?

How do I take THORAZINE?

THORAZINE dose varies depending on the condition you’re taking chlorpromazine for. In general, the typical dose ranges from 10 mg to 50 mg by mouth two to four times a day. If you’re taking chlorpromazine for restlessness and anxiety before surgery, the typical dose is 25 mg to 50 mg by mouth once, 2 to 3 hours before your procedure.

Is it safe for me to take THORAZINE?

Is it safe for me to take THORAZINE?

THORAZINE is a safe and effective treatment when used for FDA licensed indications. However, like all medications, they may give you unwanted side effects. You should always discuss potential side effects with your physician to ensure the medication is suitable and right for you. You should not use this medication if you have any of the following:

  • Circulatory collapse.
  • CNS depression, e.g. coma or drug intoxication.
    Previous history of a hypersensitivity reaction (e.g. jaundice or blood dyscrasia) to phenothiazines, especially chlorpromazine itself, or to any of the excipients contained in the tablets or injection
  • Bone marrow depression
  • Phaeochromocytoma
  • Hepatic failure or active hepatic disease
THORAZINE Common Side Effects

THORAZINE Common Side Effects

Common side effects of THORAZINE:

  • Drowsiness
  • Uncontrollable muscle movements (e.g., neck spasms, difficulty swallowing and breathing, sticking your tongue out)
  • Dry mouth
  • Stuffy nose
  • Nausea
  • Constipation
  • Bladder problems
THORAZINE Serious Side Effects

THORAZINE Serious Side Effects

Serious side effects are rare with THORAZINE. Contact your healthcare provider immediately if you experience any of the following.

  • Neuroleptic malignant syndrome: high fever, fast heart rate, full body stiffness, and confusion
  • Very low blood pressure
  • Seizures
Effects of other drugs, drug classes and over-the-counter products on THORAZINE

Effects of other drugs, drug classes and over-the-counter products on THORAZINE

The following medications may interact with THORAZINE:

  • Interactions resulting in decreased THORAZINE levels
  • Food, alcohol and benztropine can reduce the absorption of THORAZINE. Antacids can slow the absorption of THORAZINE. Lithium and chronic administration of barbiturates can lead to increased clearance of THORAZINE
  • Interactions resulting in increased THORAZINE levels
  • Tricyclic antidepressants decrease the clearance of THORAZINE and may lead to increased serum levels.
  • Administration of THORAZINE with CYP1A2 inhibitors, in particular strong (such as ciprofloxacin and fluvoxamine) or moderate (such as oral contraceptives and vemurafenib) inhibitors leads to an increase in THORAZINE plasma concentrations. Therefore, patients may experience any THORAZINE dose-dependent adverse drug reaction
Who makes THORAZINE?

Who makes THORAZINE?


Is THORAZINE safe in pregnancy?

Is THORAZINE safe in pregnancy?

THORAZINE should not be used in pregnant women, or those likely to become pregnant, unless the expected benefit outweighs any potential risk.


What to do if you missed your THORAZINE dose

The FDA's medical product safety reporting program for health professionals, patients and consumers.

Learn more about reporting side effects
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Medical Disclaimer

NowPatient has taken all reasonable steps to ensure that all material is factually accurate, complete, and current. However, the knowledge and experience of a qualified healthcare professional should always be sought after instead of using the information on this page. Before taking any drug, you should always speak to your doctor or another qualified healthcare provider.

The information provided here about medications is subject to change and is not meant to include all uses, precautions, warnings, directions, drug interactions, allergic reactions, or negative effects. The absence of warnings or other information for a particular medication does not imply that the medication or medication combination is appropriate for all patients or for all possible purposes.

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