risperidone (redirected from Rispen)

risperidone /ris·per·i·done/ (-per´i-don) an antipsychotic agent, which may act by a combination of dopamine and serotonin antagonism.

---

ris·per·i·done (r-spâr-dn)

n.

A dopamine and serotonin antagonist used to treat the hallucinations, delusions, and thought disturbances of schizophrenia and other psychoses.

---

risperidone (risper´dōn),

n brand name: Risperdal;
drug class: antipsychotic;
action: may be related to antagonism for dopamine and serotonin receptors; also has affinity for alpha receptors and histamine (H₁) receptors;
use: psychotic disorders.