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Study of Durvalumab + Tremelimumab, Durvalumab, and Placebo in Limited Stage Small-Cell Lung Cancer in Patients Who Have Not Progressed Following Concurrent Chemoradiation Therapy

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NCT03703297 · results posted

Sponsored by AstraZeneca (industry) · AZN — their whole pipeline →.

Phase
Phase 3
Status
Active, not recruiting
Study type
Interventional
Design
Randomized · Triple · Treatment
Enrollment
730actual
Sites
183
Countries
Argentina, Belgium, Canada +16

Every value on this page is a field the sponsor filed with ClinicalTrials.gov, reproduced. Dates are their own estimates, revised as a study runs, unless the registry marks them actual. sources →

Source: ClinicalTrials.gov, retrieved 2026-08-19

Dates

each axis at the precision it was filed, with the registry's own basis
DateFiledBasisWhat it is
Start2018-09-27actualWhen the study began enrolling
Primary completion2024-01-15actualThe date the last participant is measured for the primary outcome — the readout window
Study completion2026-10-23estimatedThe whole study's end, after follow-up
First posted2018-10-11actualWhen this record first appeared on the registry
Results posted2025-08-01actualWhen the sponsor posted results to the registry
Record updated2025-11-21actualThe sponsor's own last edit to this record — every projection above is as current as this date

What it studies

Condition

  • Small Cell Lung Cancer

Interventions

  • Drug: Durvalumab — also filed as MEDI4736
  • Drug: Tremelimumab
  • Other: Placebo

Primary outcomes

what the primary-completion date above is the date OF
Durvalumab Versus Placebo: Progression-Free Survival (PFS) Assessed by Blinded Independent Central Review (BICR) Per Response Evaluation Criteria in Solid Tumors Version 1.1
measured Response evaluations performed every 8 weeks (q8w) ± 1 week up to 72 weeks, then every 12 weeks (q12w) ± 1 week up to 96 weeks, and then every 24 weeks (q24w) thereafter until PD, up to DCO date 15 January 2024 (a maximum of approximately 1936 days)
Durvalumab Versus Placebo: Overall Survival (OS)
measured From date of randomization until death due to any cause, up to DCO date 15 January 2024 (a maximum of approximately 1936 days)

Posted documents

hosted by the registry — we link, never re-serve
Study Protocolposted 2023-01-10 · 3.3 MB · Prot_003.pdf
Statistical Analysis Planposted 2023-12-20 · 2.2 MB · SAP_004.pdf

Publications

Linked on the registry record. A “linked by the registry” entry is NLM's own automated PubMed match, not a claim by the sponsor that the paper reports this study.

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