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Phase I

A Phase Ia/Ib, Open-Label, Multicenter, Global, Dose-Escalation Study to Evaluate the Safety and Pharmacokinetics of XmAb24306 as a Single Agent and in Combination With Atezolizumab in Patients With Locally Advanced or Metastatic Solid Tumors

  • Study HIC#:2000027020
  • Last Updated:07/15/2021

This study will evaluate the safety, tolerability, pharmacokinetics, and activity of XmAb24306 alone or in combination with a checkpoint inhibitor treatment in participants with locally advanced or metastatic solid tumors.

  • Start Date08/31/2020
  • End Date06/01/2024

Trial Purpose and Description

This study will evaluate the safety, tolerability, pharmacokinetics, and activity of XmAb24306 alone or in combination with a checkpoint inhibitor treatment in participants with locally advanced or metastatic solid tumors.

Eligibility Criteria

Key General Inclusion Criteria

  • Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 or 1
  • Life expectancy >/= 12 weeks
  • Adequate hematologic and end-organ function
  • For participants receiving therapeutic anticoagulation: stable anticoagulant regimen
  • Negative serum pregnancy test for women of childbearing potential
  • Histologically confirmed locally advanced, recurrent, or metastatic incurable solid tumor malignancy
  • Measurable disease per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1
  • Availability of representative tumor specimens

Key General Exclusion Criteria

  • Pregnant or breastfeeding, or intending to become pregnant during the study
  • Significant cardiovascular disease
  • Current treatment with medications that prolong the QT interval
  • Known clinically significant liver disease
  • Poorly controlled Type 2 diabetes mellitus
  • Symptomatic, untreated, or actively progressing CNS metastases
  • History of leptomeningeal disease
  • History of malignancy other than disease under study within 3 years prior to screening
  • Active or history of autoimmune disease or immune deficiency
  • Active tuberculosis, hepatitis B, hepatitis C, or known/suspected Epstein Barr virus infection
  • Positive for HIV infection
  • Prior allogeneic stem cell or solid organ transplantation

Sub-Investigators

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