ClinicalTrials.gov record
Active, not recruiting Phase 3 Interventional

Study of Durvalumab Versus Placebo in Combination With Definitive Chemoradiation Therapy in Patient With ESCC

ClinicalTrials.gov ID: NCT04550260

Public ClinicalTrials.gov record NCT04550260. 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 20, 2026, 6:50 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 III, Randomized, Double-Blind, Placebo Controlled, Multi-Center, International Study of Durvalumab Given Concurrently With Definitive Chemoradiation Therapy in Patients With Locally Advanced, Unresectable Esophageal Squamous Cell Carcinoma (KUNLUN)

Study identification

NCT ID
NCT04550260
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 3
Lead sponsor
AstraZeneca
Industry
Enrollment
640 participants

Conditions and interventions

Interventions

  • Durvalumab Drug
  • Placebo Drug
  • Radiation Radiation
  • cisplatin + capecitabine Drug
  • cisplatin + fluorouracil Drug

Drug · Radiation

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
Oct 18, 2020
Primary completion
Jun 29, 2027
Completion
Jun 29, 2027
Last update posted
May 12, 2026

2020 – 2027

United States locations

U.S. sites
5
U.S. states
5
U.S. cities
5
Facility City State ZIP Site status
Research Site Atlanta Georgia 30308
Research Site Louisville Kentucky 40217
Research Site Dallas Texas 75390
Research Site Fairfax Virginia 22031
Research Site Morgantown West Virginia 26506

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 128 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04550260, 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 May 12, 2026 · Synced May 20, 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 NCT04550260 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →