Tuvusertib - EMD Serono Research & Development Institute
Alternative Names: ATR kinase inhibitor - EMD Serono Research & Development Institute; M-1774; MSC2584415A; VRT-1363004; VXc-400Latest Information Update: 19 Jan 2026
At a glance
- Originator EMD Serono Research & Development Institute
- Developer EMD Serono Research & Development Institute; Merck KGaA; National Cancer Institute (USA)
- Class Amides; Antineoplastics; Imidazoles; Pyrazoles; Pyridines; Pyrimidines; Small molecules
- Mechanism of Action ATR protein inhibitors
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Orphan Drug Status
No
Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.
- New Molecular Entity Yes
Highest Development Phases
- Phase II Astrocytoma; Endometrial cancer; Fallopian tube cancer; Merkel cell carcinoma; Ovarian cancer; Peritoneal cancer
- Phase I/II Non-small cell lung cancer
- Phase I Solid tumours
Most Recent Events
- 29 Dec 2025 Curie Institute terminates the phase I POP-ART trial for Solid tumors (Combination therapy, Late-stage disease, Metastatic disease, Second-line therapy or greater) in France (IV), because industrial development of tuvusertib has been halted, leaving no scientific or ethical justification to continue (NCT06337630)
- 19 Dec 2025 Phase-II clinical trials in Astrocytoma (Second-line therapy or greater, Recurrent) in Spain (PO) (NCT07417761)
- 11 Nov 2025 Grupo Espanol De Investigacion En Neurooncologia plans a phase II trial for Astrocytoma (Recurrent) in Spain (PO, Tablet) in September 2025 (CTIS2025-521843-19-00)