Oncology Cardiology / Cardiovascular Respiratory / COPD / Asthma Infectious Disease Gastroenterology Diabetes / Metabolic Neurology Women's Health Rheumatology Mental Health / Psychiatry Dermatology Rare Diseases Men's Health
Clinical Trial Active — Not Recruiting Phase I / Phase II NCT05563220

Open-Label Umbrella Study To Evaluate Safety And Efficacy Of Elacestrant In Various Combination In Participants With Metastatic Breast Cancer

Open-Label Umbrella Study To Evaluate Safety And Efficacy Of Elacestrant In Various Combination In Participants With Metastatic Breast Cancer — Active Not Recruiting • Phase I / Phase…

📅 12 Jun 2026 ⏱ 1 min read
Active — Not Recruiting
Check the registry for current status and eligibility criteria.
Status
Active — Not Recruiting
Phase
Phase I / Phase II
NCT ID
NCT05563220
Start
2023-01-24
Completion
2026-12-27
ClinicaliQ Trial Snapshot
  • Open-Label Umbrella Study To Evaluate Safety And Efficacy Of Elacestrant In Various Combination In Participants With Metastatic Breast Cancer — Active Not Recruiting • Phase I / Phase II • Oncology • NCT05563220.
  • Trial testing a new breast cancer drug (elacestrant) combined with five existing treatments to find safe doses and effectiveness.

Verify eligibility, endpoints and current status on the original ClinicalTrials.gov registry before acting on this summary.

Use This Page For
  • Quick orientation before opening the registry record.
  • Checking recruitment status, phase and sponsor at a glance.
  • Connecting this trial to nearby guidelines, Drug Science and education.
What This Trial Is Studying

This is a multicenter, Phase 1b/2 trial in participants with estrogen receptor positive/human epidermal growth factor receptor 2 negative (ER+/HER2-) advanced/metastatic breast cancer. The phase 1b part of the trial will determine the recommended Phase 2 dose (RP2D) of elacestrant when administered in combination with alpelisib, everolimus, palbociclib, capivasertib, and ribociclib. The Phase 2 part of the trial will evaluate the efficacy and safety of the various combinations. Conditions: Breast Cancer, Metastatic Breast Cancer Interventions: Elacestrant, Alpelisib, Everolimus, Ribociclib, Palbociclib, Capivasertib, Abemaciclib Lead Sponsor: Stemline Therapeutics, Inc. Planned Enrollment: 435…

Full Trial Details
View this trial on the source registry
Eligibility criteria, protocol, and results when available
View Trial ↗
Share: Twitter/X LinkedIn
Related

Related Clinical Intelligence

Guidelines, Drug Science, safety briefs and education connected to this trial area.

Clinical Brief
New hope for breast cancer patients as life-extending drug now on NHS in England
Oncology · BBC Health · 16 Sep 2026
Enhertu is now available on the NHS in England, extending median overall survival by approximately seven months in eligible breast cancer patients…
View brief →
Clinical Brief
Cancer patient told she will get drug which could make her life longer
Oncology · BBC Health · 17 Sep 2026
Sacituzumab govitecan is now available on the NHS for patients with incurable (metastatic triple-negative) breast cancer, following a revised cost-effectiveness assessment after…
View brief →
Guideline
Trastuzumab deruxtecan for treating HER2-positive unresectable or metastatic breast cancer after 1 or more lines of anti-HER2 treatment
Oncology · 20 Oct 2026
Trastuzumab deruxtecan is recommended as an option for HER2-positive unresectable or metastatic breast cancer only after 1 or more prior lines of…
View guideline →
Guideline
Trastuzumab deruxtecan for treating HER2-low metastatic or unresectable breast cancer after chemotherapy
Oncology · 07 Oct 2026
Trastuzumab deruxtecan is recommended by NICE as a treatment option for HER2-low metastatic or unresectable breast cancer, making it suitable for patients…
View guideline →
Clinical Brief
Heart trial after breast cancer has ‘improved my life’
Oncology · BBC Health · 02 Sep 2026
Women completing breast cancer treatment can safely discontinue cardioprotective medications (likely ACE inhibitors/beta-blockers) without adverse cardiac outcomes, based on evidence from a…
View brief →
Clinical Brief
The Irish international rugby ‘trailblazer’ and her legacy of cancer awareness
Oncology · BBC Health · 30 Sep 2026
A prominent Irish rugby player's death from breast cancer highlights the importance of raising awareness about symptoms among younger women, even in…
View brief →