A Dose Escalation Study of PF‑06939999 in Participants With Advanced or Metastatic Solid Tumors.

Status: Active


This is a Phase 1, open label, multi center, dose escalation and expansion, safety, tolerability, PK, and pharmacodynamics study of PF 06939999 in previously treated patients with advanced or metastatic cancer.

Eligibility Criteria

Inclusion Criteria

  • Participants who are intolerant or resistant to standard treatment for selected solid tumors
  • At least one measurable lesion as defined by RECIST version 1.1
  • ECOG Performance Status 0 or 1
  • Adequate Bone Marrow Function
  • Adequate Renal Function
  • Adequate Liver Function
  • Resolved acute effects of any prior therapy

Exclusion Criteria

  • Known active uncontrolled or symptomatic CNS metastases.
  • Major surgery, radiation therapy, systemic anti-cancer therapy or investigational drug(s) within 4 weeks prior to study entry.
  • Active, uncontrolled infection
  • Known or suspected hypersensitivity to PF-06939999
  • Inability to consume or absorb study drug

Locations & Contacts


University of Miami Miller School of Medicine-Sylvester Cancer Center
Status: Active
Name Not Available


Vanderbilt University / Ingram Cancer Center
Status: Active
Name Not Available


M D Anderson Cancer Center
Status: Active
Name Not Available


Fred Hutch / University of Washington Cancer Consortium
Status: Active
Name Not Available

Trial Phase & Type

Trial Phase

Phase I

Trial Type


Lead Organization

Lead Organization

Trial IDs

Primary ID C3851001
Secondary IDs NCI-2019-01428
Clinicaltrials.gov ID NCT03854227