<prompt> All drugs are used in Treatment of Mania except -HaloperidolTrihexylphenidylLithiumCarbamazepine  <response>: Drugs used for mania are Lithium, Valproate, Carbamazepine Oxcarbazepine, Typical atypical antipsychotics olanzapine, risperidone, quetiapine, ziprasidone, aripiprazole, haloperidol, benzodiazepines.Trihexylphenidyl is a central anticholinergic drug used in Drug induced Parkinsonism. 