ClinicalTrials.gov record
Active, not recruiting Phase 2 Interventional

Study to Test the Safety and Tolerability of PF-07220060 in Participants With Advance Solid Tumors

ClinicalTrials.gov ID: NCT04557449

Public ClinicalTrials.gov record NCT04557449. 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 8, 2026, 12:29 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 1/2A STUDY EVALUATING THE SAFETY, TOLERABILITY, PHARMACOKINETICS, PHARMACODYNAMICS, AND ANTI-TUMOR ACTIVITY OF PF-07220060 AS A SINGLE AGENT AND AS PART OF COMBINATION THERAPY IN PARTICIPANTS WITH ADVANCED SOLID TUMORS

Study identification

NCT ID
NCT04557449
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 2
Lead sponsor
Pfizer
Industry
Enrollment
362 participants

Conditions and interventions

Interventions

  • Enzalutamide Combination Product
  • Fulvestrant Combination Product
  • Letrozole Combination Product
  • Midazolam Drug
  • PF-07220060 Drug

Combination Product · 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
Sep 22, 2020
Primary completion
Sep 22, 2026
Completion
Nov 22, 2027
Last update posted
Sep 30, 2025

2020 – 2027

United States locations

U.S. sites
11
U.S. states
6
U.S. cities
7
Facility City State ZIP Site status
Ellison Institute Los Angeles California 90064
Smilow Cancer Hospital at Yale - New Haven 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
Brigham & Women's Hospital Boston Massachusetts 02115
Dana-Farber Cancer Institute Boston Massachusetts 02215
Dana Farber Cancer Institute- Chestnut Hill Newton Massachusetts 02459
START Midwest Grand Rapids Michigan 49546
Sarah Cannon Research Institute - Pharmacy Nashville Tennessee 37203
SCRI Oncology Partners Nashville Tennessee 37203
The University of Texas MD Anderson Cancer Center Houston Texas 77030

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 27 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04557449, 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, 2025 · Synced May 8, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04557449 live on ClinicalTrials.gov.

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