Drug General Information
Drug ID
D0K8NW
Former ID
DNC001217
Drug Name
Ritanserin
Drug Type
Small molecular drug
Indication Anxiety disorder [ICD9: 300, 311; ICD10:F32, F40-F42] Discontinued in Phase 3 [1], [2]
Structure
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2D MOL

3D MOL

Formula
C27H25F2N3OS
InChI
InChI=1S/C27H25F2N3OS/c1-18-24(26(33)32-16-17-34-27(32)30-18)12-15-31-13-10-21(11-14-31)25(19-2-6-22(28)7-3-19)20-4-8-23(29)9-5-20/h2-9,16-17H,10-15H2,1H3
InChIKey
JUQLTPCYUFPYKE-UHFFFAOYSA-N
CAS Number
CAS 87051-43-2
PubChem Compound ID
PubChem Substance ID
Target and Pathway
Target(s) 5-hydroxytryptamine 2B receptor Target Info Antagonist [3]
5-hydroxytryptamine 2A receptor Target Info Antagonist [4], [5], [3]
5-hydroxytryptamine 2 receptor Target Info Antagonist [6], [7], [8], [5]
5-hydroxytryptamine receptor Target Info Antagonist [6]
5-hydroxytryptamine 2C receptor Target Info Antagonist [6], [7], [8], [5]
KEGG Pathway Calcium signaling pathway
Neuroactive ligand-receptor interaction
Gap junction
Serotonergic synapse
Inflammatory mediator regulation of TRP channelshsa04020:Calcium signaling pathway
Inflammatory mediator regulation of TRP channels
PANTHER Pathway 5HT2 type receptor mediated signaling pathwayP04374:5HT2 type receptor mediated signaling pathwayP04374:5HT2 type receptor mediated signaling pathway
Reactome Serotonin receptors
G alpha (q) signalling eventsR-HSA-390666:Serotonin receptors
G alpha (q) signalling events
WikiPathways Serotonin Receptor 2 and ELK-SRF/GATA4 signaling
Monoamine GPCRs
GPCRs, Class A Rhodopsin-like
Gastrin-CREB signalling pathway via PKC and MAPK
GPCR ligand binding
GPCR downstream signalingWP733:Serotonin Receptor 2 and STAT3 Signaling
SIDS Susceptibility Pathways
GPCR downstream signaling
GPCRs, OtherWP732:Serotonin Receptor 2 and ELK-SRF/GATA4 signaling
References
REF 1(http://www.guidetopharmacology.org/) Nucleic Acids Res. 2015 Oct 12. pii: gkv1037. The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. (Ligand id: 97).
REF 2Trusted, scientifically sound profiles of drug programs, clinical trials, safety reports, and company deals, written by scientists. Springer. 2015. Adis Insight (drug id 800000237)
REF 3p-Chloroamphetamine, a serotonin-releasing drug, elicited in rats a hyperglycemia mediated by the 5-HT1A and 5-HT2B/2C receptors. Eur J Pharmacol. 1998 Oct 23;359(2-3):185-90.
REF 4Human embryonic stem cell-derived oligodendrocyte progenitor cells express the serotonin receptor and are susceptible to JC virus infection. J Virol. 2008 Sep;82(17):8896-9. Epub 2008 Jun 25.
REF 5Characterization of contractile 5-hydroxytryptamine receptor subtypes in the in situ autoperfused kidney in the anaesthetized rat. Eur J Pharmacol. 2008 Sep 11;592(1-3):133-7. Epub 2008 Jul 4.
REF 6Combined treatment of portal hypertension with ritanserin and propranolol in conscious and unrestrained cirrhotic rats. Hepatology. 1992 May;15(5):878-82.
REF 7Effects of antipsychotics and reference monoaminergic ligands on marble burying behavior in mice. Behav Pharmacol. 2008 Mar;19(2):145-52.
REF 8Hypersensitivity of 5-HT2 receptors in OCD patients. An increased prolactin response after a challenge with meta-chlorophenylpiperazine and pre-treatment with ritanserin and placebo. J Psychiatr Res.2008 Sep;42(11):894-901. Epub 2008 Jun 3.

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