Trastuzumab Deruxtecan (T-DXd) With or Without Pertuzumab Versus Taxane, Trastuzumab and Pertuzumab in HER2-positive Metastatic Breast Cancer (DESTINY-Breast09)
Running, not enrolling · Phase 3 · Has a placebo group
Conditions studied: Breast Cancer; HER2-positive; Metastatic
In brief
The study will evaluate the efficacy and safety of trastuzumab deruxtecan (also known as T-DXd, DS-8201a), either alone or in combination with pertuzumab, in treating patients with Human epidermal growth factor receptor 2 (HER2)-positive breast cancer as a first line of treatment in the metastatic setting.
Key facts
- Study ID
- NCT04784715
- Run by
- AstraZeneca
- People needed
- 1157
- Starts
- 2021-04-26
- Expected to finish
- 2029-12-30
- Last updated by the study team
- 2026-07-30
Who can join
Age: 18 and older, up to 130. Sex: any. Healthy volunteers: not accepted.
Where it is running
- Research Site — Springdale, Arkansas, United States
- Research Site — Glendale, California, United States
- Research Site — Glendale, California, United States
- Research Site — Longmont, Colorado, United States
- Research Site — Miami, Florida, United States
- Research Site — Palm Bay, Florida, United States
- Research Site — Plantation, Florida, United States
- Research Site — Atlanta, Georgia, United States
- Research Site — Louisville, Kentucky, United States
- Research Site — Silver Spring, Maryland, United States
- Research Site — Boston, Massachusetts, United States
- Research Site — Detroit, Michigan, United States
- Research Site — Jackson, Mississippi, United States
- Research Site — Las Vegas, Nevada, United States
- Research Site — Summit, New Jersey, United States
- Research Site — New York, New York, United States
- Research Site — Shirley, New York, United States
- Research Site — York, Pennsylvania, United States
- Research Site — Germantown, Tennessee, United States
- Research Site — Dallas, Texas, United States
- Research Site — Dallas, Texas, United States
- Research Site — Denton, Texas, United States
- Research Site — Houston, Texas, United States
- Research Site — San Antonio, Texas, United States
- Research Site — Tucson, Arizona, United States
Full record on ClinicalTrials.gov
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