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Evorpacept (ALX148) in Combination with Pembrolizumab in Patients with Advanced Head and Neck Squamous Cell Carcinoma (ASPEN-03)

Phase 2
Active, not recruiting
Conditions
Head and Neck Squamous Cell Carcinoma
Head and Neck Cancer
Interventions
Registration Number
NCT04675294
Lead Sponsor
ALX Oncology Inc.
Brief Summary

A Phase 2 Study of evorpacept (ALX148) in Combination With pembrolizumab in Patients With Advanced Head and Neck Squamous Cell Carcinoma.

Detailed Description

This is a open-label, randomized phase 2 multi-center study of the anti-tumor efficacy of evorpacept (ALX148) + pembrolizumab and of pembrolizumab alone in patients with metastatic or unresectable, recurrent HNSCC that is PD-L1 positive (CPS ≥1 by an FDA-approved test) and who have not yet been treated for their advanced disease. The study comprises an initial safety lead-in cohort followed by a randomized portion.

Recruitment & Eligibility

Status
ACTIVE_NOT_RECRUITING
Sex
All
Target Recruitment
189
Inclusion Criteria
  • Patients with metastatic or unresectable, recurrent head and neck squamous cell carcinoma (HNSCC) that is PD-L1 positive (CPS > 1) and who have not received prior systemic therapy for their advanced disease.
  • Adequate bone marrow function.
  • Adequate renal and liver function.
  • Adequate ECOG performance status.
Exclusion Criteria
  • Patients with known symptomatic CNS metastases or leptomeningeal disease requiring steroids.
  • History of (non-infectious) pneumonitis that required steroids or has current pneumonitis.
  • Prior treatment with any anti-CD47 or anti-SIRPα agent.
  • Prior treatment with anti-PD-1 or PD-L1.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
evorpacept (ALX148) + pembrolizumabpembrolizumabevorpacept (ALX148) 45 mg/kg IV and pembrolizumab 200 mg IV given every 3 weeks.
pembrolizumabpembrolizumabpembrolizumab 200 mg IV given every 3 weeks.
evorpacept (ALX148) + pembrolizumabevorpaceptevorpacept (ALX148) 45 mg/kg IV and pembrolizumab 200 mg IV given every 3 weeks.
Primary Outcome Measures
NameTimeMethod
Objective response rate per RECIST 1.1Last randomized patient reaching at least 24 weeks of follow-up
Secondary Outcome Measures
NameTimeMethod
Progression-free survivalUp to 36 months
Duration of responseUp to 36 months
Overall survivalUp to 36 months
Adverse eventsUp to 36 months

Trial Locations

Locations (52)

The Ohio State University

🇺🇸

Columbus, Ohio, United States

Rutgers Cancer Institute of New Jersey

🇺🇸

Newark, New Jersey, United States

Cliniques Universitaires Saint-Luc

🇧🇪

Brussels, Belgium

National University Cancer Institute

🇸🇬

Singapore, Singapore

Vanderbilt - Ingram Cancer Center

🇺🇸

Nashville, Tennessee, United States

VUMC Goederenontvangst

🇳🇱

Amsterdam, Netherlands

UZ Leuven

🇧🇪

Leuven, Belgium

AZ Groeninge

🇧🇪

Kortrijk, Belgium

Memorial Sloan-Kettering Cancer Center

🇺🇸

Long Island City, New York, United States

H. Lee Moffitt Cancer Center

🇺🇸

Tampa, Florida, United States

Oregon Health & Science University

🇺🇸

Portland, Oregon, United States

Hoag Hospital

🇺🇸

Irvine, California, United States

University of California San Diego

🇺🇸

La Jolla, California, United States

Northwest Georgia Oncology Centers

🇺🇸

Marietta, Georgia, United States

Blessing Cancer Center

🇺🇸

Quincy, Illinois, United States

University of Maryland Medical System

🇺🇸

Baltimore, Maryland, United States

Rush University Medical Center

🇺🇸

Chicago, Illinois, United States

Royal Brisbane and Womens Hospital

🇦🇺

Brisbane, Queensland, Australia

Houston Methodist Cancer Center

🇺🇸

Houston, Texas, United States

St. Vincent's

🇦🇺

Sydney, New South Wales, Australia

Sir Charles Gairdner Hospital

🇦🇺

Perth, Western Australia, Australia

Ashford Cancer Centre Research

🇦🇺

Windsor Gardens, Australia

Hamilton Health Sciences - Juravinski Cancer Centre

🇨🇦

Hamilton, Ontario, Canada

Ottawa Hospital Cancer Centre

🇨🇦

Ottawa, Ontario, Canada

LHSC - Victoria Hospital

🇨🇦

London, Ontario, Canada

Chungnam National University Hospital

🇰🇷

Daejeon, Korea, Republic of

Yeungnam University Medical Center

🇰🇷

Daegu, Korea, Republic of

Princess Margaret Cancer Centre

🇨🇦

Toronto, Ontario, Canada

Seoul National University Bundang Hospital

🇰🇷

Seongnam, Korea, Republic of

Korea University Medical Center (KUMC) - Korea University Anam Hospital

🇰🇷

Seoul, Korea, Republic of

Samsung Medical Center

🇰🇷

Seoul, Korea, Republic of

SNU Boramae Medical Center

🇰🇷

Seoul, Korea, Republic of

The Catholic University of Korea - Eunpyeong St. Mary's Hospital

🇰🇷

Seoul, Korea, Republic of

Severance Hospital Yonsei University

🇰🇷

Seoul, Korea, Republic of

Yonsei University - Wonju Severance Christian Hospital

🇰🇷

Wŏnju, Korea, Republic of

National Cancer Centre Singapore

🇸🇬

Singapore, Singapore

Institud Catala d´Oncologia

🇪🇸

Barcelona, Spain

Hospital Regional Universitario de Malaga

🇪🇸

Málaga, Spain

Royal Marsden NHS Foundation Trust

🇬🇧

Sutton, United Kingdom

Hospital Severo Ochoa

🇪🇸

Madrid, Spain

Massachusetts General Hospital

🇺🇸

Boston, Massachusetts, United States

Gachon University - Gil Medical Center

🇰🇷

Incheon, Korea, Republic of

Peter MacCallum Cancer Centre

🇦🇺

Melbourne, Victoria, Australia

Chungbuk National University Hospital

🇰🇷

Cheongju, Korea, Republic of

CHA University of Bundang

🇰🇷

Gyeonggi-do, Korea, Republic of

Seoul National University Hospital

🇰🇷

Seoul, Korea, Republic of

Catholic University of Korea, St. Vincent's Hospital Suwon

🇰🇷

Suwon, Korea, Republic of

Hospital Universitario de Navarra

🇪🇸

Pamplona, Spain

Hospital Universitari Dexeus

🇪🇸

Barcelona, Spain

Hospital Universitario La Paz

🇪🇸

Madrid, Spain

Universitair Medisch Centrum Groningen

🇳🇱

Groningen, Netherlands

HM Sanchinarro

🇪🇸

Madrid, Spain

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