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P3 Efficacy Evaluation of Enobosarm in Combo With Abemaciclib Compared to Estrogen Blocking Agent for 2nd Line Treatment of ER+HER2- MBC in Patients Who Have Shown Previous Disease Progression on an Estrogen Blocking Agent Plus Palbociclib

  • Protocol Number: 202209170
  • Principal Investigator: Ademuyiwa, Foluso
  • Cancer Types: Breast

Learn more about this study at: clinicaltrials.gov

For more information on this trial, contact us here:

Phone
800-600-3606
Email
info@ccadmin.wustl.edu

Brief Summary

STAGE 1: To determine the safety of enobosarm 9 milligram (mg) once daily (QD) used in combination with a CDK 4/6 inhibitor [Verzenio® (abemaciclib) tablets, for oral use, 150 mg twice daily (BID)].

STAGE 2: To demonstrate the efficacy and safety of enobosarm 9 mg QD in combination with abemaciclib 150 mg BID (Enobosarm Combination Group) versus Estrogen Blocking Agent (Control Treatment Group) in the treatment of estrogen receptor positive (ER+), human epidermal growth factor receptor 2 negative (HER2-), androgen receptor positive (AR+) with a AR% nuclei staining >=40% metastatic breast cancer that have previously experienced disease progression on an estrogen blocking agent plus (palbociclib) as measured by progression free survival (PFS) according to RECIST 1.1 criteria.

Protocol Interventions

Enobosarm & Abemaciclib Combo, non-steroidal AI, or steroidal AI (exemestane with or without everolimus) or Fulvestrant