DrugsGeriatric dosage (mg per day)*Side effects
SedationExtrapyramidal effectsAnticholinergic effectsOrthostatic hypotensionTardive dyskinesia
Phenothiazines
Chlorpromazine (Thorazine)75HighModerateModerateHighYes
Fluphenazine (Prolixin)4LowHighLowLowYes
Mesoridazine (Serentil)25HighLowHighModerateYes
Prochlorperazine (Compazine)10ModerateHighLowLowYes
Promazine (Sparine)150ModerateModerateHighModerateYes
Trifluoperazine (Stelazine)8LowHighLowLowYes
Triflupromazine (Vesprin)20HighModerateHighModerateYes
Thioridazine (Mellaril)75HighLowHighHighYes
Thioxanthene
Thiothixine (Navane)7LowHighLowModerateYes
Butyrophenone
Haloperidol (Haldol)4LowVery highLowLowYes
Dibenzoxazepine
Loxapine (Loxitane)10LowModerateLowLowYes
Dihydroindolone
Molindone (Moban)10ModerateModerateLowLowYes
Atypical antipsychotics
Clozapine (Clozaril)50HighLowHighModerateLow
Olanzapine (Zyprexa)10Moderate to highLowModerate to highModerateLow
Quetiapine (Seroquel)200ModerateLowHighModerateLow
Risperidone (Risperdal)2LowLowLowLowLow