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Study identifier: NCT06532565 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

Study of GS-2121 Given Alone or in Combination in Adults With Advanced Solid Tumors

Condition: Advanced Solid Tumors  ·  Sponsor: Gilead Sciences

PhasePhase 1
Planned participants154
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

The main goal of this first-in-human (FIH) study is to learn about the safety and dosing of GS-2121 when given alone or in combination with zimberelimab (ZIM) in participants with advanced solid tumors. The primary objectives of this study are: * To assess the safety and tolerability of GS-2121 as monotherapy and GS-2121 in combination with zimberelimab in participants with advanced solid tumors. * To identify the maximum tolerated dose (MTD) / maximum administered dose (MAD) and/or the recommended phase 2 dose (RP2D) of GS-2121 as monotherapy and in combination with zimberelimab in participants with advanced solid tumors.

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

Talk to the study team

Gilead Clinical Study Information Center  ·  1-833-445-3230 (GILEAD-0)  ·  GileadClinicalTrials@gilead.com

Always discuss trial participation with your own doctor first.

Locations (6)

Stanford Cancer CenterPalo Alto, California, United StatesRecruiting
Beth Israel Deaconess Medical CenterBoston, Massachusetts, United StatesRecruiting
NEXT OncologySan Antonio, Texas, United StatesRecruiting
NEXT VirginiaFairfax, Virginia, United StatesRecruiting
The Ottawa Hospital Cancer CentreOttawa, CanadaRecruiting
Princess Margaret Cancer CentreToronto, CanadaRecruiting

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Source record: clinicaltrials.gov/study/NCT06532565