ClinicalTrials.gov record
Active, not recruiting Phase 2 Interventional

A Study of Dostarlimab in Untreated dMMR/MSI-H Locally Advanced Rectal Cancer

ClinicalTrials.gov ID: NCT05723562

Public ClinicalTrials.gov record NCT05723562. 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 May 16, 2026, 9:18 AM 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 2, Single-Arm, Open-Label Study With Dostarlimab Monotherapy in Participants With Untreated Stage II/III dMMR/MSI-H Locally Advanced Rectal Cancer

Study identification

NCT ID
NCT05723562
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 2
Lead sponsor
GlaxoSmithKline
Industry
Enrollment
154 participants

Conditions and interventions

Interventions

  • Dostarlimab Biological

Biological

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
Apr 2, 2023
Primary completion
Nov 1, 2026
Completion
Oct 10, 2029
Last update posted
Jan 7, 2026

2023 – 2029

United States locations

U.S. sites
7
U.S. states
7
U.S. cities
7
Facility City State ZIP Site status
GSK Investigational Site Los Angeles California 90027
GSK Investigational Site Albuquerque New Mexico 87131
GSK Investigational Site New York New York 10022
GSK Investigational Site Pittsburgh Pennsylvania 15232
GSK Investigational Site Nashville Tennessee 37203
GSK Investigational Site Dallas Texas 75390
GSK Investigational Site Richmond Virginia 23298

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 35 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05723562, 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 Jan 7, 2026 · Synced May 16, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05723562 live on ClinicalTrials.gov.

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