NMS is very rare. Only about 1 to 2 out of every 10,000 people who take antipsychotic drugs get it.
All antipsychotic drugs can cause NMS. The older antipsychotic drugs include:
- Chlorpromazine (Thorazine)
- Fluphenazine (Prolixin)
- Haloperidol (Haldol)
- Loxapine (Loxitane)
- Perphenazine (Etrafon)