ClinicalTrials.gov record
Completed Phase 1 Interventional

Study to Test the Safety and Tolerability of PF-07257876 in Participants With Selected Advanced Tumors.

ClinicalTrials.gov ID: NCT04881045

Public ClinicalTrials.gov record NCT04881045. 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 May 20, 2026, 11:44 AM EDT

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 1 DOSE ESCALATION AND EXPANSION STUDY EVALUATING THE SAFETY, TOLERABILITY, PHARMACOKINETICS, PHARMACODYNAMICS, AND ANTITUMOR ACTIVITY OF PF-07257876 IN PATIENTS WITH ADVANCED OR METASTATIC TUMORS

Study identification

NCT ID
NCT04881045
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Pfizer
Industry
Enrollment
29 participants

Conditions and interventions

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
Aug 17, 2021
Primary completion
Oct 23, 2023
Completion
Oct 23, 2023
Last update posted
Apr 2, 2024

2021 – 2023

United States locations

U.S. sites
39
U.S. states
12
U.S. cities
28
Facility City State ZIP Site status
Mayo Clinic Hospital Phoenix Arizona 85054
Mayo Clinic Scottsdale Arizona 85259
Highlands Oncology Group Fayetteville Arkansas 72703
Highlands Oncology Group Rogers Arkansas 72758
Highlands Oncology Group Springdale Arkansas 72762
Hoag Hospital Irvine Irvine California 92618
The Angeles Clinic and Research Institute, A Cedars-Sinai Affiliate Los Angeles California 90025
Keck Hospital of USC Los Angeles California 90033
Keck School of Medicine of USC Los Angeles California 90033
LAC+USC Medical Center Los Angeles California 90033
USC/Norris Comprehensive Cancer Center Los Angeles California 90033
Hoag Memorial Hospital Presbyterian Newport Beach California 92663
Keck Hospital of USC Pasadena Pasadena California 91105
The Angeles Clinic and Research Institute, A Cedars-Sinai Affiliate (Emergency Back-Up Only) Santa Monica California 90404
Mayo Clinic Jacksonville Jacksonville Florida 32224
Mayo Clinic Rochester Rochester Minnesota 55905
Siteman Cancer Center - St Peters City of Saint Peters Missouri 63376
Siteman Cancer Center - West County Creve Coeur Missouri 63141
Siteman Cancer Center-North County Florissant Missouri 63031
Barnes-Jewish Hospital St Louis Missouri 63110
Washington University School of Medicine St Louis Missouri 63110
Washington University St Louis Missouri 63110
Siteman Cancer Center - South County St Louis Missouri 63129
Hackensack University Medical Center Hackensack New Jersey 07601
John Theurer Cancer Center at Hackensack University Medical Center Hackensack New Jersey 07601
Duke Cancer Institute Durham North Carolina 27710
UPMC Hillman Cancer Center - Camp Hill Camp Hill Pennsylvania 17011
UPMC Hillman Cancer Center - Carlisle Carlisle Pennsylvania 17015
UPMC Hillman Cancer Center Erie Erie Pennsylvania 16505
UPMC Pinnacle - Community Osteopathic / Medical Sciences Pavilion (MSP) Harrisburg Pennsylvania 17109
UPMC Pinnacle - Ortenzio Cancer Center (OCC) Mechanicsburg Pennsylvania 17050
Magee-Womens Hospital of UPMC Pittsburgh Pennsylvania 15213
UPMC Hillman Cancer Center Pittsburgh Pennsylvania 15232
UPMC Shadyside Hospital Pittsburgh Pennsylvania 15232
UPMC Memorial York Pennsylvania 17408
Rhode Island Hospital Providence Rhode Island 02903
The Miriam Hospital Providence Rhode Island 02906
Virginia Cancer Specialists Fairfax Virginia 22031
Seattle Cancer Care Alliance Seattle Washington 98109

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 4 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04881045, 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 Apr 2, 2024 · Synced May 20, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04881045 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →