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Active, not recruiting Phase 1Phase 2 Interventional Results available

A Study to Learn About Vepdegestrant When Given With PF-07220060 to People With Advanced or Metastatic Breast Cancer.

ClinicalTrials.gov ID: NCT06206837

Public ClinicalTrials.gov record NCT06206837. 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.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 6:35 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

AN INTERVENTIONAL SAFETY AND EFFICACY PHASE 1B/2, OPEN-LABEL STUDY TO INVESTIGATE TOLERABILITY, PK, AND ANTITUMOR ACTIVITY OF VEPDEGESTRANT (ARV-471/PF-07850327), AN ORAL PROTEOLYSIS TARGETING CHIMERA, IN COMBINATION WITH PF-07220060 IN PARTICIPANTS AGED 18 YEARS AND OLDER WITH ER+/HER2- ADVANCED OR METASTATIC BREAST CANCER

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to learn about the safety and effects of giving vepdegestrant along with PF-07220060. Vepdegestrant is studied to see if it can be a possible treatment for advanced metastatic breast cancer. This type of cancer would have spread from where it started (breast) to other parts of the body and would be tough to treat. The study is seeking for participants who have breast cancer that: * is hard to treat (advanced) and may have spread to other organs (metastatic). * is sensitive to hormonal therapy (it is called estrogen receptor positive). * is no longer responding to treatments taken before starting this study. All the participants will receive vepdegestrant and PF-07220060. Both medicines will be taken by mouth. The medicines will be taken at home. The experience of people receiving the study medicines will be studied. This will help see if the study medicines are safe and effective. Participants will continue to take vepdegestrant and PF-07220060 until: * their cancer is no longer responding, or * side effects become too severe. They will have visits at the study clinic about every 4 weeks.

Study identification

NCT ID
NCT06206837
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
Pfizer
Industry
Enrollment
71 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
18 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
Feb 19, 2024 (Actual)
Primary completion
Sep 5, 2025 (Actual)
Completion
May 25, 2027 (Estimated)
Last update posted
Sep 30, 2026

2024 – 2027

United States locations

U.S. sites
34
U.S. states
9
U.S. cities
25
Facility City State ZIP Site status
Highlands Oncology Fayetteville Arkansas 72703 —
Highlands Oncology Rogers Arkansas 72758 —
Highlands Oncology Group Springdale Arkansas 72762 —
Hoag Health Center Irvine Irvine California 92618 —
Hoag Hospital Irvine Irvine California 92618 —
Hoag Memorial Hospital Presbyterian Newport Beach California 92663 —
Clinical and Translational Research Unit (CTRU) Palo Alto California 94304 —
Stanford Cancer Center Palo Alto California 94304 —
Stanford Cancer Institute - Clinical Trials Office Palo Alto California 94304 —
UCSF Medical Center at Mission Bay San Francisco California 94158 —
UCHealth Poudre Valley Hospital Fort Collins Colorado 80524 —
UCHealth Harmony Fort Collins Colorado 80528 —
UCHealth Greeley Hospital Greeley Colorado 80634 —
UCHealth - Medical Center of the Rockies Loveland Colorado 80538 —
Smilow Cancer Hospital - Yale New Haven Health New Haven Connecticut 06510 —
Yale - New Haven Hospital - Yale Cancer Center New Haven Connecticut 06510 —
Smilow Cancer Hospital Phase 1 Unit New Haven Connecticut 06511 —
Smilow Cancer Hospital - Trumbull Trumbull Connecticut 06611 —
START Midwest Grand Rapids Michigan 49546 —
MSK Basking Ridge Basking Ridge New Jersey 07920 —
MSK Monmouth Middletown New Jersey 07748 —
MSK Bergen Montvale New Jersey 07645 —
MSK Commack Commack New York 11725 —
MSK Westchester Harrison New York 10604 —
Rockefeller Outpatient Pavilion (53rd Street) New York New York 10022 —
Evelyn H. Lauder Breast and Imaging Center (BAIC). New York New York 10065 —
Memorial Sloan Kettering Cancer Center New York New York 10065 —
MSK Nassau Uniondale New York 11553 —
START San Antonio San Antonio Texas 78229 —
University of Utah, Farmington Health Center Farmington Utah 84025 —
University of Utah, Sugar House Health Center Salt Lake City Utah 84106 —
Huntsman Cancer Institute Salt Lake City Utah 84112 —
South Jordan Health Center - University of Utah South Jordan Utah 84106 —
START Mountain Region West Valley City Utah 84119 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 24 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT06206837, 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 Sep 30, 2026 · Synced Oct 21, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT06206837 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →