CI

At a glance

ClinicalIndex Comparison Record
Phase 3Active· 866 enrolled
Drug / intervention
Trastuzumab deruxtecan +3 moredrug
Likely dose
Trastuzumab deruxtecan by intravenous infusionAI-extracted
Key inclusion· 10
  • Age ≥18 years
  • Pathologically documented advanced or metastatic breast cancer
  • HER2-low or negative expression by local test (IHC 2+/ISH-, IHC 1+, or IHC 0)
  • HER2-low or HER2 IHC >0 <1+ expression confirmed by central laboratory on tissue from metastatic setting
Key exclusion· 7
  • Ineligible for all options in the investigator's choice chemotherapy arm
  • Lung-specific intercurrent clinically significant illnesses
  • Uncontrolled or significant cardiovascular disease or infection
  • Prior interstitial lung disease (ILD) or pneumonitis requiring steroids, current ILD/pneumonitis, or suspected ILD/pneumonitis not ruled out by imaging at screening

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04494425
NCT04494425Phase 3Active

A Phase 3, Randomized, Multi-center, Open-label Study of Trastuzumab Deruxtecan (T-DXd) Versus Investigator's Choice Chemotherapy in HER2-Low, Hormone Receptor Positive Breast Cancer Patients Whose Disease Has Progressed on Endocrine Therapy in the Metastatic Setting (DESTINY-Breast06)

AstraZeneca·interventional·Posted Jul 31, 2020·Updated Mar 4, 2026

In Brief

A Phase 3 clinical trial evaluating Trastuzumab deruxtecan, Capecitabine, and 2 other interventions for Advanced or Metastatic Breast Cancer. Active but no longer recruiting, targeting 866 participants across 293 sites in 28 countries.

Detailed Summary

This study will evaluate the efficacy, safety and tolerability of trastuzumab deruxtecan compared with investigator's choice chemotherapy in human epidermal growth factor receptor (HER)2-low, hormone receptor (HR) positive breast cancer patients whose disease has progressed on endocrine therapy in the metastatic setting.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesArgentina, Australia, Austria, Belgium, Brazil, Canada, China, Denmark, France, Germany, Hungary, India, Israel, Italy, Japan, Mexico, Netherlands, Poland, Portugal, Russia, Saudi Arabia, Singapore, South Korea, Spain, Sweden, Taiwan, United Kingdom, United States
CollaboratorsDaiichi Sankyo

Timeline

Phase 3ActiveOverdue
202120222023202420252026
First PostedJul 31, 2020
Enrollment StartJul 24, 2020
Primary CompletionMar 18, 2024
Study CompletionJun 19, 2026
TodayJul 2, 2026
Enrollment to primary: 3.6 yearsPosted 5.9 years ago

Interventions

Trastuzumab deruxtecandrug

Trastuzumab deruxtecan by intravenous infusion

Capecitabinedrug

Investigator's choice standard of care single agent chemotherapy; capecitabine tablets will be given orally.

Paclitaxeldrug

Investigator's choice standard of care single agent chemotherapy; paclitaxel by intravenous infusion.

Nab-Paclitaxeldrug

Investigator's choice standard of care single agent chemotherapy; nab-paclitaxel by intravenous infusion