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2025-520792-67-00Not yet recruitingPhase 3

A phase III trial of a De-escalated Immune-strategy During first-line treAtment in patients with metastatic non-small Cell lung cancer (NSCLC): DIDaC

Source: EU CTIS (euclinicaltrials.eu) · Last updated 12 Sept 2025 · Not updated for over 12 months - ask the site whether it is still open

Next steps

Brief summary (registry, in English)

To evaluate the efficacy of shorter duration of standard of care treatment ([chemo]immunotherapy) for patients with metastatic NSCLC

Status (registry)
Not yet recruiting
Phase (registry)
Phase 3
Study type
Interventional
Enrollment
500 (estimated)
First submitted
9 Jun 2025
Start date
1 Aug 2025
Lead sponsor
Leids Universitair Medisch Centrum (LUMC)
Diseases
Lung cancer
EU CT number
2025-520792-67-00

What you commit to

  • Study type: Interventional · Phase 3
  • Planned participants: 500
  • 6 sites in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of EU CTIS (euclinicaltrials.eu). It describes the study design.

Who cannot take part

Copied verbatim from EU CTIS (euclinicaltrials.eu) and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Any contra-indication (as per label) for treatment with immune checkpoint inhibitors

Other illness

  • Other systemic anti-cancer treatment for the disease under study other than the first line (chemo-)immunotherapy

Who the study is looking for

  • Advanced, metastatic non-small cell lung cancer UICC stage IV
  • Having received first line immunotherapy or first line (chemo)immunotherapy for 6 months ±2 weeks
  • Response or stable disease according to RECIST 1.1 as determined by imaging no older than 3 weeks at moment of randomization
  • Signed and dated informed consent.
  • ECOG PS 0-2 and fit and willing to continue treatment with first line (chemo-)immunotherapy as deemed by the treating physician

Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers

Full criteria on EU CTIS (euclinicaltrials.eu)

Sites (6)

Sites in registry order. Save your city in your profile to sort them by distance.

SiteCityCountrySite status
Het Nederlands Kanker Instituut-Antoni van Leeuwenhoek Ziekenhuis StichtingAmsterdamNetherlandsNot yet recruiting
Gelre HospitalsApeldoornNetherlandsNot yet recruiting
Het Van Weel-Bethesda ZiekenhuisDirkslandNetherlandsNot yet recruiting
Albert Schweitzer ZiekenhuisDordrechtNetherlandsNot yet recruiting
Leids Universitair Medisch Centrum (LUMC)LeidenNetherlandsNot yet recruiting
Haga Hospital's-GravenhageNetherlandsNot yet recruiting

Are you the coordinator? Confirm the details

This page is information, not medical advice. Discuss any trial with your doctor.