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Study details
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A Study of HER3-DXd in Subjects With Locally Advanced or Metastatic Solid Tumors

Daiichi Sankyo
NCT IDNCT06172478ClinicalTrials.gov data as of Apr 2026
Phase

Phase 2

Target enrollment

740

Study length

about 4.6 years

Ages

18+

Locations

13 sites in CA, CT, FL +8

About this study

Researchers are testing a treatment called HER3-DXd for people with advanced solid tumors. The trial will last about 1688 days and enroll approximately 740 participants.

Based on ClinicalTrials.gov records.

What participants do

  • 1.Take HER3-DXd
PhasePhase 2
Primary goalNumber of Participants With Objective Response Rate Assessed by Investigator Following HER3-DXd Monotherapy (All Cohorts Except Prostate Cancer Cohort)

Participation effort

Estimated from trial records. Details can vary by site.

Time + visits
Low12%
Logistics
Moderate50%

Logistics difficulty varies by site location and availability.

Trial highlights

Treatment details

Auto-extracted from trial records to preview treatments and outcomes.

Endpoints

Primary: Number of Participants With Objective Response Rate Assessed by Investigator Following HER3-DXd Monotherapy (All Cohorts Except Prostate Cancer Cohort)

Secondary: Correlation Between HER3 Protein Expression and Efficacy, Disease Control Rate As Assessed by Investigator Following HER3-DXd Monotherapy (All Cohorts Except Prostate Cancer Cohort), Duration of Response As Assessed by Investigator Following HER3-DXd Monotherapy (All Cohorts Except Prostate Cancer Cohort), Overall Number of Participants With Treatment-emergent Adverse Events Following HER3-DXd Monotherapy (All Cohorts), Overall Survival Following HER3-DXd Monotherapy (All Cohorts), Pharmacokinetic Parameter Area Under the Concentration Curve for HER3-DXd (All Cohorts), Pharmacokinetic Parameter Maximum Serum Concentration for HER3-DXd (All Cohorts), Pharmacokinetic Parameter Time to Maximum Serum Concentration for HER3-DXd (All Cohorts)

Body systems

Oncology