Drug

Felcisetrag

As of the edition of 20 October 2026, Felcisetrag is a small molecule: stopped in 2018; acts on HTR4.

Sources: FDA Orange Book and Purple Book, other approval registers, ClinicalTrials.gov, ChEMBL.

The drug

Status
Stopped, 2018
Kind
Small molecule
Registered trials
10, 2 stopped early
Disease areas
Digestive system; Pregnancy and women's health; Urinary and reproductive

US protection

No US approval on record.

With no US approval on record there are no listed US patents or exclusivities.

This is the US only.

Companies that need a new molecule because of this drug

1 company on route B because of this drug.

Companies on route B for this drug

In the product

1 company is on route B because of Felcisetrag.

Target

GeneProteinUniProt
HTR45-hydroxytryptamine receptor 4Q13639

Registered trials

PhaseTrialsCompletedActiveStopped early
Phase 16501
Phase 24301
All trials10

Who ran its trials

CompanyRoleYears
Theravance BiopharmaLead sponsor of trials2012 to now
TakedaLead sponsor of trials2014 to now