Major mechanism of action of typical anti-psychotic drugs is:-
Antipsychotic drugs are divided into typical and atypical. Typical antipsychotic drugs mainly act by blocking D2 receptors of dopamine. Atypical drugs mainly act by blocking 5HT2 receptors of serotonin.
Dopamine D1 receptor blockade
Dopamine D2 receptor blockade
Dopamine D3 receptor blockade
Dopamine D4 receptor blockade
Psychiatric Illness