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Large Cell Neuroendocrine Carcinoma of the LungPhase 2LCNEC-ALPINENCT05470595

A Single-arm Trial of Atezolizumab/Platinum/Etoposide for the Treatment of Advanced Large-cell Neuroendocrine Cancer of the Lung

A Phase 2 study testing Atezolizumab in people with Large Cell Neuroendocrine Carcinoma of the Lung, run by Technische Universität Dresden at 15 sites in Germany.

Active, not recruiting

Under way, not looking for participants. Everyone needed has enrolled. The study is still running.

Official record
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Trial summary

This phase II clinical trial evaluates the efficacy, safety and tolerability of Atezolizumab in addition to standard of care chemotherapy (Platinum/Etoposide) in LCNEC. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Atezolizumab
Could I receive a placebo?
No, everyone receives an active treatment
How many people
67 participants
Where
15 sitesGermany
Study dates
18 Jan 2022to 31 Jan 2029
Phase
Phase 2
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Written informed consent
  • Patients with locally advanced or metastatic large-cell neuroendocrine carcinoma of the lung (LCNEC) without curative treatment options (patients with mixed histology are eligible if LCNEC is the predominant histology i.e. ≥50%)
  • Previously untreated with systemic therapy (note: patients relapsing after curative radio chemotherapy or adjuvant chemotherapy are eligible if relapse occurs ≥6 months after discontinuation of curative treatment)
  • Planned treatment with Carboplatin or Cisplatin and Etoposide (SoC)
  • ECOG performance status: 0-2
  • age ≥18 years
Show all 12Show fewer
  • measurable disease according to RECIST v1.1
  • adequate organ function defined as:
  • ALAT/ASAT ≤2.5x ULN or ≤3.5x ULN in case of liver metastases
  • Bilirubin ≤1.5x ULN or ≤2.5x ULN in case of liver metastases
  • Creatinine ≤1.5x ULN or Creatinine clearance according to Cockroft-Gault >60 ml/min
  • Neutrophils ≥1 Gpt/l, Platelets >50 Gpt/l unless caused by bone marrow carcinosis

Who cannot join

  • Symptomatic brain metastases (patients with asymptomatic brain metastases are allowed provided they are stable without steroid treatment for at least 3 weeks)
  • Severe autoimmune disease (patients with endocrine autoimmune disorders are allowed as long as they are on stable substitution treatment)
  • Severe uncontrolled infection
  • Prior treatment with either Atezolizumab or other immune checkpoint inhibitor
  • Any prior treatment for metastatic disease

Trial locations and contacts

15 sites in 1 country.

15 sites in 1 country

Germany15 sites
  • Charité - Universitätsklinikum Berlin Centrum 12, Medizinische Klinik

    Berlin, 10117

  • Evangelische Lungenklinik

    Berlin, 12125

  • Klinikum der Universität zu Köln, Klinik I für Innere Medizin

    Cologne, 50937

  • Universitätsklinikum Dresden, Medizinische Klinik 1

    Dresden, 01307

  • Klinikum der J.W. Goethe Universität, Medizinische Klinik II

    Frankfurt am Main, 60590

  • Asklepios Fachkliniken München-Gauting

    Gauting, 82131

  • LungenClinic Grosshansdorf GmbH

    Großhansdorf, 22927

  • Krankenhaus St. Elisabeth und St. Barbara Halle (Saale) GmbH

    Halle, 06110

  • Thoraxklinik Heidelberg gGmbH, Universitätsklinikum Heidelberg

    Heidelberg, 69126

  • Lungenklinik Hemer des Deutschen Gemeinschafts-Diakonieverbandes GmbH

    Hemer, 58675

  • Lungenfachklinik Immenhausen

    Immenhausen, 34376

  • Klinikum der Johannes Gutenberg Universität, III. Med. Klinik und Poliklinik

    Mainz, 55131

  • Pius Hospital, Klinik für Hämatologie und Onkologie

    Oldenburg, 26121

  • Robert-Bosch-Krankenhaus GmbH

    Stuttgart, 70376

  • Rems-Murr-Klinikum Winnenden, Klinik für Hämatologie, Onkologie und Palliativmedizin

    Winnenden, 71364

Other trials in Germany

About this study

Official title: A Phase II, Single-arm Trial of Atezolizumab/Platinum/Etoposide for the Treatment of Advanced Large-cell Neuroendocrine Cancer of the Lung

This phase II clinical trial evaluates the efficacy, safety and tolerability of Atezolizumab in addition to standard of care chemotherapy (Platinum/Etoposide) in LCNEC.

Being tested
Atezolizumab
Keywords
Lung Cancer, LCNEC, Neuroendocrine Carcinoma
Medical subject headings
Lung Neoplasms, Carcinoma, Neuroendocrine

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • AtezolizumabDrug

    Atezolizumab (IMP) will be added to Platinum/Etoposide (Standard-of-Care). Four cycles of combined immunochemotherapy 3qw will be followed by maintenance with atezolizumab monotherapy until progression.

Study groups in NCT05470595
Study groupRoleWhat they receive
Atezolizumab/Platinum/EtoposideExperimentalAtezolizumab/Platinum/Etoposide Platinum will be cisplatin or carboplatin at the investigators discretion.
Receives: Drug: Atezolizumab

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Overall survival

    To assess the efficacy of Atezolizumab in addition to standard of care chemotherapy (Platinum/Etoposide) in LCNEC as measured by overall survival.

    Measured: appr. 72 months

Secondary outcomes (10)
  1. Objective Response Rate (ORR)

    According to RECIST v1.1 as assessed by local investigator.

    Measured: appr. 72 months

  2. Immune Objective Response Rate (iORR)

    According to iRECIST as assessed by local investigator.

    Measured: appr. 72 months

  3. Disease Control Rate (DCR)

    According to RECIST v1.1 as assessed by local investigator.

    Measured: appr. 72 months

  4. Progression Free Survival (PFS)

    Measured: appr. 72 months

  5. Immune Progression Free Survival (iPFS)

    Measured: appr. 72 months

  6. Duration of Response (DoR)

    Measured: appr. 72 months

  7. Progression Free Survival (PFS) rate at one year

    Measured: 1 year

  8. Immune Progression Free Survival (iPFS) rate at one year

    Measured: 1 year

  9. Overall survival at one year

    Measured: 1 year

  10. Incidence, intensity, seriousness, relationship to Atezolizumab, and outcome of adverse events graded according to NCI CTCAE (v5.0).

    Measured: appr. 72 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted22 Jul 2022
  2. Study start18 Jan 2022
  3. Primary completion31 Jan 2028 (estimated)
  4. Study completion31 Jan 2029 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
67 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05470595
Sponsor's protocol ID
TUD-ALPINE-077
Other IDs
2024-515902-15-00, 2020-002683-31
Acronym
LCNEC-ALPINE
Status last verified
Apr 2026
First submitted
13 Jul 2022
Last updated
15 Apr 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • De Montfort A, Perol D, Lupo-Mansuet A, Greillier L, Gautier J, Decroisette C, Chabaud S, Arpin D, Odier L. Development of an externally controlled trial from a single-arm study to assess first-line immunochemotherapy in advanced large cell neuroendocrine lung carcinomas: a study protocol from the FIRST-NEC GFPC 01-2022 trial. BMJ Open. 2026 Jul 29;16(7):e118897. doi: 10.1136/bmjopen-2026-118897.

    PubMed 42526918

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Atezolizumab in people with Large Cell Neuroendocrine Carcinoma of the Lung, run by Technische Universität Dresden at 15 sites in Germany.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 12 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: under way, not looking for participants, as of the sponsor's last update on 15 Apr 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 15 sites in Germany. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Overall survival (time frame: appr. 72 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT05470595, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 15 Apr 2026.

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