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ritanserin

Serotonin Receptor Antagonist · Hypnotic

Serotonin Receptor AntagonistHypnotic
CDSCO approved
EXCRETION
—
not curated
INTERACTIONS
—
none in our sources
PREGNANCY
—
not curated

Mechanism

Ritanserin is a 5HT2A/2C receptor antagonist.

Indications

Promote slow-wave sleep in patients with chronic primary insomnia or generalized anxiety disorder

Related guidelines

Generalised anxiety disorder and panic disorder
NICE · Psychiatry · 2020
Primary headache disorders
NICE · Neurology · 2021
Alcohol use disorder
MOHFW · Psychiatry · 2021
Hypertensive disorders of pregnancy
FOGSI · Obstetrics & Gynaecology · 2019
Substance use disorders
NIMHANS · Psychiatry · 2022

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Sources: Goodman & Gilman 14e·Verified: 2026-05-10 · House clinical team