Clinical trial Recruiting at 3 sites Phase 4 Interventional Ages 18 and up

Using abemaciclib with endocrine therapy for early-stage breast cancer

Official title: Abemaciclib Dose Escalation to Maintain Intensity (ADE-MI)

Run by University of Illinois Chicago · NCT06169371 · Data updated 2026-11-12

This study is testing if a new way of giving abemaciclib with hormone therapy can help people with high-risk early-stage breast cancer avoid severe side effects and stay on their treatment longer.

Quick facts

PhasePhase 4
Study typeInterventional
Ages18 Years and up
SexAll
Enrollment100 (estimated)
SponsorUniversity of Illinois Chicago
Academic / other
Locations3 sites (Chicago, Illinois and 2 other locations)
StatusRecruiting
StartedDecember 28, 2023
Main results expectedNovember 2030
Study endsNovember 2030
Registry record updatedNovember 6, 2026
Trial IDNCT06169371 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are women with histologically confirmed early-stage HR+HER2- breast cancer who are prescribed adjuvant abemaciclib.

Probably not a fit

Patients with a chronic history of diarrhea or those with active infections requiring systemic therapy may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This phase IV trial investigates the use of abemaciclib in combination with endocrine therapy for patients with high-risk early-stage HR+HER2- breast cancer. The study aims to gradually increase the dose of abemaciclib over 2-3 weeks to reduce the incidence of severe diarrhea, allowing more patients to maintain the intended dosage. Participants will continue the combination therapy at the discretion of their healthcare providers after the intervention period. The trial is designed to assess the tolerability and effectiveness of this dosing strategy.

Why it matters

Potential benefit: If successful, this approach could enhance the tolerability of abemaciclib, allowing more patients to benefit from effective treatment.

How similar studies have gone: Previous studies have shown that dose escalation can improve tolerability for similar treatments, suggesting a potential for success in this approach.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* ECOG 0-2
* Histologically confirmed early-stage HR+HER2- breast cancer documented by biopsy who are prescribed adjuvant abemaciclib
* Able to provide written informed consent and HIPAA authorization for release of personal health information, via an approved UIC Institutional Review Board (IRB) informed consent form and HIPAA authorization.
* Women of childbearing potential must not be pregnant or breast-feeding. A negative serum or urine pregnancy test is required per institutional practice guidelines.
* As determined at the discretion of the enrolling physician or protocol designee, ability of the subject to understand and comply with study procedures for the entire length of the study.

Exclusion Criteria:

* Chronic history of diarrhea
* Active infection requiring systemic therapy
* Uncontrolled HIV/AIDS or active viral hepatitis
* Pregnant or nursing
* Any prior or concurrent malignancy whose natural history or treatment has the potential to interfere with the safety or efficacy assessment of this investigational regimen, as determined by the treating medical oncologist.
* Other major comorbidity as determined by study PI

Where it's running

  • University of Illinois
    Chicago, Illinois, United States
    Recruiting
  • Iowa Holden Comprehensive Cancer Center
    Iowa City, Iowa, United States
    Recruiting
  • Ohio State University Comprehensive Cancer Center
    Columbus, Ohio, United States
    Recruiting

Study contacts

  • Principal investigator: VK Gadi, MD, PhD — University of Illinois Chicago
  • Study coordinator: Meredith Russell
  • Email: mrussel3@uic.edu
  • Phone: 312-355-5112

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.