1. (noun) tranquilizer (trade name Haldol) used to treat some psychotic disorders and Tourette's syndrome

• haloperidol

1. (noun) tranquilizer (trade name Haldol) used to treat some psychotic disorders and Tourette's syndrome

• antipsychotic
• antipsychotic agent
• antipsychotic drug
• major tranquilizer
• major tranquilliser
• major tranquillizer
• neuroleptic
• neuroleptic agent
• neuroleptic drug