HomeTrialNCT05169567
NCT05169567Phase 3ACTIVE NOT RECRUITING

Abemaciclib (LY2835219) Plus Fulvestrant Compared to Placebo Plus Fulvestrant in Previously Treated Breast Cancer

Study Summary

This study will evaluate the effect of adding abemaciclib to fulvestrant for the treatment of hormone receptor-positive (HR+), human epidermal growth factor receptor 2-negative (HER2-) breast cancer that progressed or recurred after previous treatment with a type of drug known as a CDK4/6 inhibitor and endocrine therapy. Participation could last up to 5 years, depending on how you and your tumor respond.

Interventions / Drugs
View on ClinicalTrials.gov ↗
Study Details
Enrollment368 participants
Primary Completion
Lead SponsorEli Lilly and Company
Data Retrieved2026-04-11 02:55:33.866540+00:00
What This Trial Means for Biotech Investors
Trial Phase Context

Phase 3 trials are pivotal studies with large patient populations (hundreds to thousands) designed to prove efficacy and safety for FDA submission. A successful Phase 3 readout is typically the last major hurdle before a New Drug Application (NDA) or BLA filing.

Status & Expected Data

Enrollment is complete. The trial is in its follow-up or data collection phase — a readout may occur on or near the primary completion date.

Enrolled: 368 participants
Sponsor Catalyst Profile

Eli Lilly and Company (LLY) is the sponsoring company for this trial. BiotechSign currently grades this company C (54/100) based on composite catalyst signals across its full pipeline. This trial is one data point in that overall catalyst picture.

Not financial advice. BiotechSign data is sourced from ClinicalTrials.gov, SEC EDGAR, and other public databases for research and informational purposes only. It does not constitute investment recommendations. Always do your own due diligence before making investment decisions.