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Thorazine is a prescription medication used to treat several different conditions, including severe ADHD in children, acute intermittent porphyria, and schizophrenia. The medicine works by affecting a certain chemical in the brain called dopamine. Thorazine comes in tablet form and is generally taken one to six times a day. Side effects may include dry mouth, nausea, constipation, and blurred vision.

What Is Thorazine?

Part of a class of drugs known as typical antipsychotics, Thorazine® (chlorpromazine hydrochloride) is a prescription medicine that has been licensed for the treatment of:
  • Schizophrenia
  • Nausea and vomiting
  • Restlessness and worry before surgery
  • Acute intermittent porphyria (to help relieve nausea and vomiting associated with this condition)
  • Tetanus (in combination with other medications)
  • Mania symptoms in people with bipolar disorder (also known as manic depression)
  • Hiccups that will not go away
  • Severe behavior problems in children
  • Severe attention deficit hyperactivity disorder (ADHD) in children (for short-term use only).

Who Makes It?

Thorazine was originally manufactured by GlaxoSmithKline. Although brand-name Thorazine is no longer being made, generic versions are still available. Generic Thorazine is made by several different companies.
(Click Thorazine Uses for more information, including possible off-label uses.)
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
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