Which statement does NOT accurately describe antipsychotic drugs

A)  They have an effect on dopamine synapses. 
B)  They usually show effects within two days to a week. 
C)  They reduce symptoms in approximately 95 percent of patients. 
D)  They have many side effects such as drowsiness, tremors, and muscular rigidity.

Antipsychotic Drugs

Medications used to treat psychiatric conditions by altering brain chemistry, particularly for conditions like schizophrenia and bipolar disorder.

Dopamine Synapses

The junctions between neurons where dopamine, a neurotransmitter associated with pleasure and reward, is transmitted.

Muscular Rigidity

A condition characterized by stiffness of the muscles, seen in various neurological and psychiatric disorders.