MRT 2359
Alternative Names: MRT-2359Latest Information Update: 13 Aug 2026
At a glance
- Originator Monte Rosa Therapeutics
- Class Antineoplastics; Carbamates; Ethers; Fluorobenzenes; Isoindoles; Ketones; Piperidines; Small molecules
- Mechanism of Action Peptide-chain-release factor 3 degraders
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Orphan Drug Status
Yes - Small cell lung cancer
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 Prostate cancer
- Phase I/II Diffuse large B cell lymphoma; HER2 negative breast cancer; HER2 positive breast cancer; Neuroendocrine tumours; Non-small cell lung cancer; Small cell lung cancer; Solid tumours
Most Recent Events
- 04 Aug 2026 Phase-II clinical trials in Prostate cancer (Hormone refractory, Combination therapy, Metastatic disease, Late-stage disease) in USA (PO) (NCT07745361)
- 16 Mar 2026 Monte Rosa Therapeutics plans the phase II MODeFIRe-1 trial for Prostate cancer (Hormone-refractory, Metastatic disease, Combination therapy, Late-stage disease) (PO, Tablet), in the third quarter of 2026
- 24 Feb 2026 Updated efficacy and adverse events data from a phase I/II trial in Prostate cancer released by Monte Rosa Therapeutics