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Study identifier: NCT06172478 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

A Study of HER3-DXd in Subjects With Locally Advanced or Metastatic Solid Tumors

Condition: Advanced Solid Tumor · Melanoma · Head and Neck Cancer  ·  Sponsor: Daiichi Sankyo

PhasePhase 2
Planned participants740
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

This is a proof-of-concept study designed to investigate HER3-DXd monotherapy in locally advanced unresectable or metastatic solid tumors. The study is enrolling cohorts of participants with melanoma \[cutaneous/acral\], squamous cell carcinomas of the head and neck (SCCHN), HER2-negative gastric cancer ovarian carcinoma, cervical cancer, endometrial cancer, bladder cancer, esophageal carcinoma, pancreatic carcinoma, prostate cancer, second-line gastric cancer, lung cancer, and breast cancer.

This description comes directly from the study's public registry record.

Talk to the study team

Daiichi Sankyo Contact for Clinical Trial Information  ·  9089926400  ·  CTRinfo@dsi.com

Always discuss trial participation with your own doctor first.

Locations (85)

City of HopeDuarte, California, United StatesRecruiting
Yale Cancer CenterNew Haven, Connecticut, United StatesRecruiting
AdventHealth Medical Group Oncology Research at CelebrationKissimmee, Florida, United StatesRecruiting
University of Illinois Cancer CenterChicago, Illinois, United StatesRecruiting
Johns Hopkins UniversityBaltimore, Maryland, United StatesRecruiting
Health Partners Frauenshuh Cancer CenterSaint Louis Park, Minnesota, United StatesRecruiting
Health Partners Cancer Center at Regions HospitalSaint Paul, Minnesota, United StatesRecruiting
Washington University, School of MedicineSt Louis, Missouri, United StatesRecruiting
Roswell Park Cancer Institute IDSBuffalo, New York, United StatesRecruiting
Memorial Sloan Kettering HospitalNew York, New York, United StatesRecruiting
SCRI Oncology PartnersNashville, Tennessee, United StatesRecruiting
The University of Texas MD Anderson Cancer CenterHouston, Texas, United StatesRecruiting

+ 73 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT06172478