The answers are;
Treating schizophrenia
Treating anxiety
Antidopaminergic drugs work as an antagonist of the dopamine neurotransmitter. The primary places in the body where dopamine is used are in the central nervous system, peripheral nervous system and in the blood vessels. The main uses for dopamine blockers are: anti-psychotics, anti-emetics (drugs used to treat nausea and vomiting) and anti-depressants.