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Study identifier: NCT06764875 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

A Phase Ⅲ Study of Rilvegostomig in Combination With Fluoropyrimidine and Trastuzumab Deruxtecan as the First-line Treatment for HER2-positive Gastric Cancer

Condition: HER2-positive Gastric Cancer · Gastroesophageal Junction Adenocarcinoma  ·  Sponsor: AstraZeneca

PhasePhase 3
Planned participants840
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

This is a Phase Ⅲ, randomized, open-label, Sponsor-blinded, 3-arm, global, multicenter study assessing the efficacy and safety of rilvegostomig in combination with fluoropyrimidine and T-DXd (Arm A) compared to trastuzumab, chemotherapy, and pembrolizumab (Arm B) in HER2-positive locally advanced or metastatic gastric or GEJ adenocarcinoma participants whose tumors express PD L1 CPS ≥ 1. Rilvegostomig in combination with trastuzumab and chemotherapy will be evaluated in a separate arm (Arm C) to assess the contribution of each component in the experimental arm.

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

Talk to the study team

AstraZeneca Clinical Study Information Center  ·  1-877-240-9479  ·  information.center@astrazeneca.com

Always discuss trial participation with your own doctor first.

Locations (293)

Research SiteAnchorage, Alaska, United StatesRecruiting
Research SitePhoenix, Arizona, United StatesRecruiting
Research SiteDuarte, California, United StatesRecruiting
Research SiteGlendale, California, United StatesNot Yet Recruiting
Research SiteLa Jolla, California, United StatesRecruiting
Research SiteLos Alamitos, California, United StatesNot Yet Recruiting
Research SiteLos Angeles, California, United StatesRecruiting
Research SiteSanta Monica, California, United StatesRecruiting
Research SiteSolvang, California, United StatesRecruiting
Research SiteUpland, California, United StatesRecruiting
Research SiteWalnut Creek, California, United StatesRecruiting
Research SiteAurora, Colorado, United StatesRecruiting

+ 281 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT06764875