Bezuclastinib - Cogent Biosciences
Alternative Names: CGT 9486; PLX 9486Latest Information Update: 12 Dec 2025
At a glance
- Originator Plexxikon
- Developer Cogent Biosciences; Plexxikon
- Class Antineoplastics; Small molecules
- Mechanism of Action Proto-oncogene protein c-kit inhibitors
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Orphan Drug Status
Yes - Gastrointestinal stromal tumours; Systemic mastocytosis
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 III Gastrointestinal stromal tumours
- Phase II Systemic mastocytosis
- Phase I/II Solid tumours
Most Recent Events
- 08 Dec 2025 Cogent Biosciences announces intention to file a New Drug Application (NDA) to the US FDA for Systemic mastocytosis, in the first half of 2026
- 08 Dec 2025 Updated efficacy and adverse events data from the phase II registration-directed APEX Part 2 trial in Systemic mastocytosis released by Cogent Biosciences
- 06 Dec 2025 Updated adverse events and efficacy data from the phase-II SUMMIT trial in Systemic mastocytosis released by Cogent Biosciences