PF-07104091 as a Single Agent and in Combination Therapy

NCT04553133 · Status: ACTIVE_NOT_RECRUITING · Phase: PHASE2 · Type: INTERVENTIONAL · Enrollment: 157

Last updated 2026-05-06

No results posted yet for this study

Summary

To assess the safety and tolerability of increasing doses of PF-07104091 and to estimate the Maximum Tolerated Dose (MTD) and/or select the Recommended Phase 2 dose (RP2D) for PF-07104091 as a single agent in participants with advanced or metastatic small cell lung, breast and ovarian cancers.

Conditions

Interventions

DRUG

PF-07104091 monotherapy dose escalation

PF-07104091 will be administered orally

DRUG

PF-07104091 + palbociclib + fulvestrant

PF-07104091 will be administered orally in combination with palbociclib and fulvestrant

DRUG

PF-07104091 + palbociclib + letrozole

PF-07104091 will be administered orally in combination with palbociclib and letrozole

DRUG

PF-07104091 monotherapy dose expansion (ovarian)

PF-07104091 will be administered orally

DRUG

PF-07104091 monotherapy dose expansion (SCLC)

PF-07104091 will be administered orally

DRUG

PF-07104091 + Fulvestrant (post CDK4/6)

PF-07104091 will be administered orally in combination with fulvestrant

DRUG

PF-0704091 + Fulvestrant (post CDK4/6)

PF-07104091 + fulvestrant (post 4/6) dose expansion

Sponsors & Collaborators

Principal Investigators

  • Pfizer CT.gov Call Center · Pfizer

Study Design

Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
SEQUENTIAL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2020-09-16
Primary Completion
2026-12-31
Completion
2026-12-31
FDA Drug
Yes

Countries

  • United States
  • Argentina
  • Bulgaria
  • China

Study Locations

More Related Trials

Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04553133 on ClinicalTrials.gov