Clinical trial No longer in our active list Phase 3 Interventional Ages 18 and up

Combining chemotherapy, immunotherapy, and radiotherapy for extensive stage small-cell lung cancer

Official title: Randomized Phase III Trial Investigating the Survival Benefit of Adding Thoracic Radiotherapy to Durvalumab (MEDI4736) Immunotherapy Plus Chemotherapy in Extensive Stage Small-cell Lung Cancer

Run by Norwegian University of Science and Technology · NCT05223647 · Data updated 2026-05-14

This study is no longer in our active list. It may have stopped recruiting or finished. The details below are as of 2026-05-14 and are kept for reference. Check ClinicalTrials.gov for its current status, or see similar studies below.

This study is testing if combining radiation therapy with chemotherapy and immunotherapy can help people with advanced small-cell lung cancer live longer and stay healthier.

Quick facts

PhasePhase 3
Study typeInterventional
Ages18 Years and up
SexAll
Enrollment302 (estimated)
SponsorNorwegian University of Science and Technology
Academic / other
Drugs / interventionsdurvalumab, chemotherapy
Locations20 sites (Tallinn and 19 other locations)
Trial IDNCT05223647 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults over 18 with histologically confirmed extensive stage small-cell lung cancer and adequate organ function.

Probably not a fit

Patients with previous treatments for small-cell lung cancer or those with uncontrolled intercurrent illnesses may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This phase III clinical trial investigates the effects of combining thoracic radiotherapy with chemotherapy and immune checkpoint inhibitors in patients with extensive stage small-cell lung cancer (ES SCLC). The study aims to determine if administering 30 Gy of radiotherapy concurrently with carboplatin, etoposide, and durvalumab can improve survival outcomes compared to chemotherapy alone. Additionally, the trial will analyze biological materials to identify potential predictive and prognostic biomarkers and assess cognitive function in relation to treatment. Patients will be monitored for brain metastases and cognitive effects throughout the study.

Why it matters

Potential benefit: If successful, this approach could lead to improved survival rates for patients with extensive stage small-cell lung cancer.

How similar studies have gone: Other studies have shown modest success with similar combinations of chemotherapy and immunotherapy, but this specific approach with concurrent radiotherapy is novel.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Age \> 18 years at time of study entry
2. ECOG performance status of 0 or 1
3. Body weight \>30 kg
4. Adequate bone marrow, liver and kidney function
5. Life expectancy of at least 3 months
6. At least one measurable (RECIST 1.1), thoracic lesion that can be irradiated with 30 Gy/10 fractions
7. Histologically or cytologically confirmed SCLC
8. Stage III-IV disease (TNM v8)
9. FEV1 \>1 L or \>30 % of predicted value and DLCO \>30 % of predicted value
10. Patients with brain metastases are eligible provided they are asymptomatic or treated and stable on steroids and/or anticonvulsants prior to the start of treatment

Exclusion Criteria:

1. Previous chemo-, immuno- or radiotherapy for SCLC
2. Major surgical procedure last 28 days
3. History of allogenic organ transplantation, autoimmune disease, immunodeficiency, hepatitis or HIV
4. Uncontrolled intercurrent illness
5. Other active malignancy
6. Leptomeningeal carcinomatosis
7. Immunosuppressive medication
8. Pregnant or breastfeeding women

Where it's running

  • North Estonia Medical Centre
    Tallinn, Estonia
    Recruiting
  • Landspitali University Hospital
    Reykjavík, Iceland
    Recruiting
  • Erasmus MC
    Rotterdam, Netherlands
    Recruiting
  • Haukeland Universitetssykehus
    Bergen, Norway
    Recruiting
  • Nordlandssykehuset HF
    Bodø, Norway
    Recruiting
  • Drammen sykehus - Vestre Viken
    Drammen, Norway
    Recruiting
Show 14 more locations
  • Innlandet hospital Gjøvik
    Gjøvik, Norway
    Recruiting
  • Haugesund hospital
    Haugesund, Norway
    Recruiting
  • Sykehuset Levanger
    Levanger, Norway
    Recruiting
  • Akershus Universitetssykehus AHUS
    Oslo, Norway
    Recruiting
  • Oslo University Hospital Ullevål
    Oslo, Norway
    Recruiting
  • Stavanger University Hospital
    Stavanger, Norway
    Recruiting
  • University Hospital of North Norway, Pulmonology Department
    Tromsø, Norway
    Recruiting
  • Cancer Clinic at St. Olavs Hospital
    Trondheim, Norway
    Recruiting
  • Ålesund Hospital
    Ålesund, Norway
    Recruiting
  • Gävle hospital
    Gävle, Sweden
    Recruiting
  • Sahlgrenska Sjukehuset
    Göteborg, Sweden
    Recruiting
  • Linköping University Hospital
    Linköping, Sweden
    Recruiting
  • Lund University Hospital
    Skåne, Sweden
    Recruiting
  • Karolinska University Hospital
    Stockholm, Sweden
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.