Study of T-DXd Monotherapy in Patients With HER2-expressing Locally Advanced or Metastatic Gastric or GEJ Adenocarcinoma Who Have Received 2 or More Prior Regimens

Sponsor
AstraZeneca
Study ID
NCT04989816
Phase
PHASE2
Status
Completed

Conditions

  • Gastric or Gastroesophageal Junction (GEJ) Adenocarcinoma

Eligibility Criteria

Sex
ALL
Age
18 Years - N/A
Healthy Volunteers
Not accepted

Interventions

  • Trastuzumab Deruxtecan — DRUG
    Trastuzumab deruxtecan (T-DXd) by intravenous infusion

Study Details

This is a Phase II, open-label, single-arm, multicentre, study in China assessing the efficacy and safety of T-DXd in participants with HER2-expressing advanced gastric or GEJ adenocarcinoma who have received at least 2 prior regimens including a fluoropyrimidine agent and a platinum agent

Key Dates

Start date
Aug 20, 2021
Status verified
Nov 2024
Primary completion
Jun 16, 2023
Completion
Feb 28, 2024

Study Design

Enrollment
95 participants (actual)
Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT

Arms

  • Experimental: T-DXd arm
    T-DXd monotherapy

Primary Outcome Measure

Confirmed Objective Response Rate by RECIST 1.1 Based on Independent Central Review (ICR) [ Time Frame: Tumour assessments every 6 weeks from 1st dose of treatment until Recist 1.1 defined radiological progressive disease. Assessed up to a maximum of 19.3 months ]