We're building a better ClinicalTrials.gov. Check it out and tell us what you think!
Try the New Site
We're building a modernized ClinicalTrials.gov! Visit Beta.ClinicalTrials.gov to try the new functionality.
Working…
ClinicalTrials.gov

Key Record Dates

ClinicalTrials.gov Identifier: NCT03975647
Brief Title: A Study of Tucatinib vs. Placebo in Combination With Ado-trastuzumab Emtansine (T-DM1) for Patients With Advanced or Metastatic HER2+ Breast Cancer

First Submitted : June 4, 2019
First Submitted that Met QC Criteria : June 4, 2019
First Posted : June 5, 2019

Last Update Submitted that Met QC Criteria : April 28, 2023
Last Update Posted : May 3, 2023