Bezuclastinib - Cogent Biosciences
Alternative Names: CGT 9486; PLX 9486Latest Information Update: 18 Jun 2026
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; 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
- Preregistration Gastrointestinal stromal tumours; Systemic mastocytosis
- Phase I/II Solid tumours
Most Recent Events
- 12 Jun 2026 Updated efficacy and adverse events data from the phase II APEX Part 2 trial in Systemic mastocytosis released by Cogent Biosciences
- 30 May 2026 Updated efficacy data from phase III PEAK trial in Gastrointestinal stromal tumours released by Cogent Biosciences
- 28 May 2026 FDA assigns PDUFA action date of 30/11/2026 for Bezuclastinib for Gastrointestinal stromal tumours