Psychotropic Drugs API — Page 2

Risperidone

Risperidone is benzisoxazole derivative,a new generation of antipsychotic medicine. The active ingredient of risperidone is a kind of selective monoamine antagonist with unique properties, which has high affinity to 5-HT2 receptor and dopamine D2 receptor of 5. Risperidone can also be combined with alpha 1- adrenergic receptors and binding to H1 receptors and alpha 2- adrenergic receptors with low affinity. Risperidone does not combine with cholinergic receptor. Risperidone is strong D2 antagonists that can improve schizophrenia positive symptoms, but it caused the locomotor inhibition, and catalepsy to less than the classical antipsychotic medicine.

Ropinirole Hydrochloride API

Ropinirole hydrochloride is DopamineAgonist,it can enhance the effect of dopamine,correct the imbalance of central