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Study identifier: NCT06103864 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

A Phase III Study of Dato-DXd With or Without Durvalumab Compared With Investigator's Choice of Chemotherapy in Combination With Pembrolizumab in Patients With PD-L1 Positive Locally Recurrent Inoperable or Metastatic Triple-negative Breast Cancer (TROPION-Breast05)

Condition: Breast Cancer  ·  Sponsor: AstraZeneca

PhasePhase 3
Planned participants625
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

This is a Phase III, randomised, open-label, 3-arm, multicentre, international study assessing the efficacy and safety of Dato-DXd with or without durvalumab compared with investigator's choice chemotherapy in combination with pembrolizumab in participants with PD-L1 positive locally recurrent inoperable or metastatic TNBC.

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

AstraZeneca Breast Cancer Study Locator Service  ·  +1-877-400-4656  ·  az-bcsl@careboxhealth.com

Always discuss trial participation with your own doctor first.

Locations (321)

Research SiteDaphne, Alabama, United StatesRecruiting
Research SiteSpringdale, Arkansas, United StatesRecruiting
Research SiteDuarte, California, United StatesWithdrawn
Research SiteFountain Valley, California, United StatesNot Yet Recruiting
Research SiteGlendale, California, United StatesRecruiting
Research SiteSacramento, California, United StatesRecruiting
Research SiteSanta Rosa, California, United StatesWithdrawn
Research SiteAurora, Colorado, United StatesRecruiting
Research SiteDenver, Colorado, United StatesNot Yet Recruiting
Research SiteNew Haven, Connecticut, United StatesRecruiting
Research SiteAltamonte Springs, Florida, United StatesNot Yet Recruiting
Research SiteJacksonville, Florida, United StatesWithdrawn

+ 309 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT06103864