Drugs / Vorbipiprant
last change May 2025 re-read 9 days ago

Vorbipiprant

Small molecule targets PTGER4 via inhibition

Developed for
colorectal cancer · colorectal carcinoma · gastric cancer
Investigated by
Rottapharm Biotech · Agenus Inc. · Gruppo Oncologico del Nord-Ovest

Trials 3

2018201920202021202220232024202520262027
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 1/21 trial · 1 met primary
Phase 1/2 NCT05205330 Nov 2021 → Dec 2026 expected colorectal cancer, gastric cancer Rottapharm Biotech Active not recruiting Met primary
Phase 22 trials
Phase 2 NCT05845450 May 2023 → May 2027 expected colorectal carcinoma Gruppo Oncologico del Nord-Ovest Recruiting No outcome recorded
Phase 2 NCT03163966 Oct 2017 → Jan 2019 — Rottapharm Biotech Completed No outcome recorded

News releases announcing trial results or a regulatory action · 4

DateIssuerRelease
2025-05-30 Rottapharm Biotech Results Phase I/II study of vorbipiprant combined with anti-PD-1 immunotherapy results in metastatic gastrointestinal non-colorectal cancers presented at ASCO 2025 rottapharmbiotech.com ↗
Vorbipiprant combined with PD-1 blockade was well tolerated and showed signs of activity in non-colorectal GI cancers, thus confirming a broader spectrum of activity, on top of the results obtained in MSS mCRC.
2024-12-02 Rottapharm Biotech Results Vorbipiprant combined with PD-1 blockade for refractory microsatellite stable metastatic colorectal cancer phase I/II trial results published in Clinical Cancer Research rottapharmbiotech.com ↗
The combination achieved a disease control rate (DCR) of 50% across the entire cohort, and a notable DCR of 25% in the subgroup of patients with liver metastases, that are usually refractory to immunotherapy approaches.
2024-05-31 Rottapharm Biotech Results Updated results and subgroup analysis of the phase I/II study of CR6086 (vorbipiprant) and balstilimab in advanced colorectal cancer presented at ASCO 2024 rottapharmbiotech.com ↗
The analysis indicates that vorbipiprant combined with an anti-PD-1 showed promising efficacy also in patients with liver metastases
2023-10-23 Rottapharm Biotech Results Rottapharm Biotech discloses at ESMO 2023 favourable results from the Phase 1/2 study of the EP4 receptor antagonist CR6086 combined with the anti-PD-1 balstilimab in advanced colorectal cancer rottapharmbiotech.com ↗
Rottapharm Biotech announces favourable clinical results of CR6086, its potent and selective small molecule antagonist of the prostaglandin EP4 receptor, combined with the anti PD-1 antibody balstilimab (Agenus Inc, Nasdaq: AGEN) in advanced colorectal cancer (CRC).

Evidence & citations 8 cited values

Every value below carries the sentence it was read from. 4 sources stand behind the page.

FieldValueCited text
Known as vorbipiprant “CR6086 (Vorbipiprant) is a potent and selective, orally bioavailable, targeted immunomodulator small molecule acting as an EP4 receptor antagonist.” NCT05205330 ↗
1

NCT05845450 ↗

Known as CR6086 ClinicalTrials.gov intervention name — accepted as the source's own label NCT05205330 ↗
1

NCT03163966 ↗

Known as CR6086 SODIUM SALT ChEMBL registry synonym — accepted as the source's own label CHEMBL6067994 ↗
Known as VORBIPIPRANT SODIUM ChEMBL registry synonym — accepted as the source's own label CHEMBL6067994 ↗
Action Inhibit “Prostanoid EP4 receptor antagonist” CHEMBL6067994 ↗
1

“EP4 receptor antagonist” NCT03163966 ↗

Modality Small molecule “small molecule prostaglandin EP4 receptor antagonist” NCT03163966 ↗
Route Oral “oral CR6086 capsules” NCT03163966 ↗
Target PTGER4 “Prostanoid EP4 receptor antagonist” CHEMBL6067994 ↗