At a glance
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An Open-label Phase 1/2A Study To Evaluate the Safety, Pharmacokinetics, Pharmacodynamics, and Preliminary Efficacy of TRC253, an Androgen Receptor Antagonist, in Patients With Metastatic Castration-resistant Prostate Cancer
In Brief
A Phase 2 clinical trial evaluating TRC253 for Metastatic Castrate-resistant Prostate Cancer and Adenocarcinoma, Prostate. Completed, enrolled 72 participants across 5 sites.
Detailed Summary
This is a multi-center, first-in-human, open-label, Phase 1/2A dose-escalation study in which eligible patients with metastatic castration-resistant prostate carcinoma (mCRPC) will receive oral doses of TRC253. The study will be conducted in 2 parts: part 1 (dose escalation) and part 2 (dose expansion).
Study Details
Timeline
Interventions
TRC253 is a high-affinity, small molecule antagonist of the androgen receptor (AR) with inhibitory activity against wild type AR and specific mutated variants of AR. TRC253 blocks AR nuclear translocation as well as AR binding to DNA and is an antagonist of transcription for wild type AR and mutated AR. TRC253 is orally active and does not have agonist activity towards either the wild type or mutated ARs. TRC253 treatment in the Hershberger assay results in complete inhibition of androgen sensitive organ development. TRC253 is efficacious in an LNCaP xenograft model driven by F876L (also known as F877L) mutant AR.