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Completed Phase 3 Interventional Results available

Trastuzumab Deruxtecan (DS-8201a) Versus Investigator's Choice for HER2-low Breast Cancer That Has Spread or Cannot be Surgically Removed [DESTINY-Breast04]

ClinicalTrials.gov ID: NCT03734029

Public ClinicalTrials.gov record NCT03734029. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 20, 2026, 6:14 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 3, Multicenter, Randomized, Open-label, Active Controlled Trial of DS-8201a, an Anti-HER2-antibody Drug Conjugate (ADC), Versus Treatment of Physician's Choice for HER2-low, Unresectable and/or Metastatic Breast Cancer Subjects

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This study will compare DS-8201a to physician choice standard treatment. Participants must have HER2-low breast cancer that has been treated before. Participants' cancer: * Cannot be removed by an operation * Has spread to other parts of the body

Study identification

NCT ID
NCT03734029
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Daiichi Sankyo
Industry
Enrollment
557 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Dec 27, 2018 (Actual)
Primary completion
Jan 11, 2022 (Actual)
Completion
May 19, 2026 (Actual)
Last update posted
Sep 28, 2026

2018 – 2026

United States locations

U.S. sites
38
U.S. states
21
U.S. cities
34
Facility City State ZIP Site status
Ironwood Cancer & Research Centers - Chandler II Chandler Arizona 85224 —
Banner MD Anderson Cancer Center Gilbert Arizona 85234 —
Cancer Treatment Centers of America at Western Regional Medical Center Goodyear Arizona 85338 —
UCLA School of Medicine Los Angeles California 90095 —
Stanford Cancer Institute Palo Alto California 94305 —
Cancer Care Associates Medical Group, Inc. TORI Redondo Beach California 90277 —
University of California at San Francisco (PARENT) San Francisco California 94158 —
Eastern Connecticut Hematology/Oncology Assoc. Norwich Connecticut 06360 —
Christiana Care Health Services, Inc. Newark Delaware 19713 —
Sylvester Comprehensive Cancer Center - Deerfield Beach Boca Raton Florida 33426 —
Florida Cancer Specialists (South Region) Fort Myers Florida 33916 —
Memorial Healthcare System MRH Cancer Center Hollywood Florida 33021 —
Orlando Health, Inc. Orlando Florida 32806 —
Moffitt Cancer Center -Tampa Tampa Florida 33139 —
Cancer Treatment Centers of America-Georgia Newnan Georgia 30263 —
University of Chicago Medical Center Chicago Illinois 60637 —
Cancer Treatment Centers of America Zion Illinois 60099 —
Cancer Center of Kansas Wichita Kansas 67214 —
Touro Infirmary New Orleans Louisiana 70115 —
Dana-Farber Cancer Institute Boston Massachusetts 02215 —
Henry Ford Hospital Detroit Michigan 48202 —
Saint Luke's Hospital of Kansas City Kansas City Missouri 64111 —
Saint Barnabas Medical Center Livingston New Jersey 07039 —
New York University Medical Center New York New York 10016 —
Memorial Sloan Kettering Hospital New York New York 10065 —
Weill Cornell Medicine Breast Center New York New York 10065 —
The Cleveland Clinic Foundation Cleveland Ohio 44195 —
Oregon Health & Science University Portland Oregon 97239 —
Allegheny General Hospital Pittsburgh Pennsylvania 15212 —
University of Pittsburgh Medical Center Health System Pittsburgh Pennsylvania 15219 —
St Francis Hospital Greenville South Carolina 29601 —
Brig Center for Cancer Care and Survivorship Knoxville Tennessee 37909 —
Baptist Cancer Center Memphis Tennessee 38120 —
Tennessee Oncology - Skyline Satellite Nashville Tennessee 37201 —
BloomTrials Clinical Research, LLC Dallas Texas 75234 —
The Methodist Hospital Research Institute Houston Texas 77030 —
University of Texas M. D. Anderson Cancer Center - Investigational Cancer Therapeutics Houston Texas 77030 —
Virginia Cancer Specialists Fairfax Virginia 22031 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 170 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03734029, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Sep 28, 2026 · Synced Oct 20, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT03734029 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →