Abemaciclib and Endocrine Therapy in Older Patients With Breast Cancer.
Public ClinicalTrials.gov record NCT04305834. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase IIA Trial Assessing the Tolerability of Abemaciclib in Combination With Endocrine Therapy in Patients Age 70 and Older With Hormone Receptor Positive Metastatic Breast Cancer Who Have Progressed on or After Prior CDK 4/6 Inhibition
Study identification
- NCT ID
- NCT04305834
- Recruitment status
- Recruiting
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- City of Hope Medical Center
- Other
- Enrollment
- 43 participants
Conditions and interventions
Conditions
Interventions
- Abemaciclib Drug
- Questionnaire Administration Other
Drug · Other
Eligibility (public fields only)
- Age range
- 70 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Mar 24, 2020
- Primary completion
- Aug 20, 2026
- Completion
- Aug 20, 2026
- Last update posted
- May 3, 2026
2020 – 2026
United States locations
- U.S. sites
- 6
- U.S. states
- 3
- U.S. cities
- 6
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| City of Hope Medical Center | Duarte | California | 91010 | Recruiting |
| City of Hope at Irvine Lennar | Irvine | California | 92618 | Recruiting |
| City of Hope at Long Beach Elm | Long Beach | California | 90813 | Recruiting |
| City of Hope South Pasadena | South Pasadena | California | 91030 | Recruiting |
| Dana Farber Cancer Institute | Boston | Massachusetts | 02215 | Recruiting |
| Roswell Park Comprehensive Cancer Center | Buffalo | New York | 14203 | Recruiting |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04305834, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted May 3, 2026 · Synced May 6, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04305834 live on ClinicalTrials.gov.