๐Ÿ›๏ธ Verified NIH Record โ€ข Updated 2026-07-14

A Phase 3 Study to Evaluate Petosemtamab Compared With Investigator's Choice Monotherapy in Previously Treated Head and Neck Squamous Cell Carcinoma Patients (LiGeR-HN2) (NCT06496178)

A Phase 3 Open-label, Randomized Controlled Study to Evaluate the Efficacy and Safety of Petosemtamab Compared With Investigator's Choice Monotherapy Treatment in Previously Treated Patients With Incurable, Metastatic/Recurrent Head and Neck Squamous Cell Carcinoma

๐ŸŸข Recruiting Phase3 ๐Ÿ’Š Investigational Drug / Biologic Sponsor: Merus B.V.

๐Ÿฉบ Plain-English Summary (8th-Grade Level)

This is a phase 3 open-label, randomized, controlled, multicenter study to compare petosemtamab vs investigator's choice monotherapy in HNSCC patients for the second- and third-line treatment of incurable metastatic/recurrent disease.

Who can join: Review the eligibility criteria below.

Location: Site 160 โ€” Mobile, Alabama

Age range: 18 Years

๐Ÿ“‹ "Do I Qualify?" โ€” 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria โ†—

๐Ÿ“ All Participating Trial Locations (218 Sites)

Showing the first 25 of 218 sites.

  • Site 160 โ€” Mobile, Alabama
  • Site 102 โ€” Prescott, Arizona
  • Site 125 โ€” Scottsdale, Arizona
  • Site 82 โ€” Duarte, California
  • Site 25 โ€” La Jolla, California
  • Site 173 โ€” Orange, California
  • Site 28 โ€” Palo Alto, California
  • Site 127 โ€” Sacramento, California
  • Site 46 โ€” San Francisco, California
  • Site 130 โ€” Lone Tree, Colorado
  • Site 104 โ€” Washington D.C., District of Columbia
  • Site 12 โ€” Fort Myers, Florida
  • Site 123 โ€” Jacksonville, Florida
  • Site 9 โ€” Orlando, Florida
  • Site 138 โ€” Tampa, Florida
  • Site 187 โ€” Atlanta, Georgia
  • Site 207 โ€” Atlanta, Georgia
  • Site 152 โ€” Chicago, Illinois
  • Site 213 โ€” Chicago, Illinois
  • Site 68 โ€” Chicago, Illinois
  • Site 31 โ€” Indianapolis, Indiana
  • Site 8 โ€” Louisville, Kentucky
  • Site 40 โ€” Baton Rouge, Louisiana
  • Site 100 โ€” New Orleans, Louisiana
  • Site 153 โ€” Columbia, Maryland

๐Ÿ“ž Contact the Study Coordinator

Phone: (617) 401-4499

Email: USenquiries@merus.nl

Coordinator details come directly from the registered NIH protocol. Confirm the study is still recruiting before traveling.

๐Ÿ’ฐ Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA ยง 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

๐Ÿ’ก How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Contact the study coordinator using the phone/email above.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
๐Ÿ›๏ธ View Official NIH Record โ†—