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risperidone
noun
ris·per·i·done
ri-ˈsper-ə-ˌdōn
: an antipsychotic drug C28H27FN4O2 used especially to treat schizophrenia
Examples of risperidone in a Sentence
Recent Examples on the Web
Maguire has successfully tested risperidone, olanzapine and lurasidone, all of which reduced the severity of stuttering, although none has received approval from the Food and Drug Administration.
—Lydia Denworth, Scientific American, 1 Aug. 2021
Some common first-generation antipsychotics include chlorpromazine, haloperidol, perphenazine, and fluphenazine; second-generation drugs include olanzapine, risperidone, quetiapine, aripiprazole, ziprasidone, lurasidone, cariprazine, and paliperidone.
—Ashley Abramson, SELF, 11 Feb. 2022
Neither cognitive therapy, nor the antipsychotic drug risperidone (at a low dose) had any effect: those given 'supportive therapy' (basically: sympathetic chats) and a placebo pill did just as well.
—Neuroskeptic, Discover Magazine, 16 Dec. 2012
The patient agreed to a risperidone [an antipsychotic] trial of up to 2 mg per day.
—Neuroskeptic, Discover Magazine, 19 Feb. 2011
Over the years, Maguire has conducted small, successful clinical studies with these medications including risperidone, olanzapine and lurasidone.
—Amber Dance Knowable Magazine, Smithsonian Magazine, 4 Sep. 2020
Her doctor immediately started her on an antidepressant and on risperidone (Risperdal), an antipsychotic.
—Andrea Alfano, Scientific American, 1 July 2015
Unlike risperidone, though, aripiprazole has not been shown to work long term in children with autism.
—Popular Science, 10 Mar. 2020
For that reason, the drug was expected to cause fewer side effects than risperidone.
—Popular Science, 10 Mar. 2020
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Word History
Etymology
perhaps from fluor- + is- + piperidine + -one
First Known Use
1988, in the meaning defined above
Dictionary Entries Near risperidone
Cite this Entry
“Risperidone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/risperidone. Accessed 5 Nov. 2024.
Medical Definition
risperidone
noun
ris·per·i·done
ri-ˈsper-ə-ˌdōn
: an antipsychotic drug C28H27FN4O2 that is used especially to treat schizophrenia, acute manic episodes of bipolar disorder, and irritability associated with autism in children and adolescents
Note: Risperidone's exact mechanism of action is unknown, but it is noted for its affinity for certain serotonin, dopamine, alpha-adrenergic, and histamine receptors in the brain. It is marketed under the trademark Risperdal.
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