Drugs / BTX-9341
last change May 2026 re-read 9 days ago

BTX-9341

Developed for
breast cancer
Investigated by
Biotheryx, Inc.

Trials 1

202520262027
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 1 NCT06515470 Jul 2024 → Sep 2027 expected breast cancer Biotheryx, Inc. Recruiting No outcome recorded

News releases announcing trial results or a regulatory action · 4

DateIssuerRelease
2026-05-18 Biotheryx, Inc. Results Biotheryx Announces Data from its Phase 1 Dose Escalation Study of BTX-9341, a First-in-Class, Potent and Selective CDK4/6 Degrader, for the Treatment of Advanced/Metastatic HR+/HER2- Breast Cancer biotheryx.com ↗
Data from the Phase 1 Dose Escalation study demonstrate evidence of clinical activity, including prolonged partial response and stable disease in a heavily pretreated patient population.
2024-05-07 Biotheryx, Inc. Regulatory Biotheryx Announces U.S. FDA Clearance of Investigational New Drug Application for BTX-9341, a First-In-Class, Dual Bifunctional Degrader of CDK4/6 biotheryx.com ↗
2023-05-25 Biotheryx, Inc. Results Biotheryx to Present New Preclinical Data on Bifunctional Degraders for CDK4/6 and SOS1 at 2023 ASCO Annual Meeting biotheryx.com ↗
Besides these encouraging efficacy results, BTX-9341, our oral CDK4/6 development candidate, exhibited superior blood brain barrier penetration versus inhibitors and good tumor exposure when dosed orally.
2023-04-17 Biotheryx, Inc. Results Biotheryx Presents Preclinical CDK4/6 and SOS1 Protein Degrader Data at AACR 2023 Annual Meeting biotheryx.com ↗
The presentations highlight preclinical data for bifunctional degraders of cyclin-dependent kinase (CDK) 4/6 for the treatment of solid tumors, and bifunctional degraders of son of sevenless homolog 1 (SOS1) for the treatment of KRAS mutant cancers.

All press releases naming this drug 8 releases

DateIssuerRelease

Evidence & citations 2 cited values

Every value below carries the sentence it was read from. 1 source stands behind the page.

FieldValueCited text
Known as BTX-9341 ClinicalTrials.gov intervention name — accepted as the source's own label NCT06515470 ↗
Route Oral “BTX-9341 capsule(s) administered orally once daily (QD) in 28-day cycles” NCT06515470 ↗