Clinical trial • Phase II • Oncology|Respiratory

TARLATAMAB for Extensive-stage small cell lung cancer|Small cell lung cancer

Phase II trial of TARLATAMAB for Extensive-stage small cell lung cancer|Small cell lung cancer. open-label, none/not specified-controlled. 40 participants.

Overview

Trial Therapeutic Area
Oncology|Respiratory
Trial Disease
Extensive-stage small cell lung cancer|Small cell lung cancer
Trial Stage
Phase II
Drug Modality
Other antibody

Key dates

Initial CTIS Submission Date
18-12-2025
First CTIS Authorization Date
08-04-2026

Trial design

open-label, none/not specified-controlled Phase II trial in France, Greece, Italy and others.

Open Label
Yes
Comparator
None/Not specified
Target Sample Size
40
Trial Duration For Participant
365

Eligibility

Recruits 40 Vulnerable population selected (isVulnerablePopulationSelected = true). Written informed consent is required: "Written Informed Consent signed before any trial-related intervention". Subject information and informed consent forms (L1_SIS and ICF Master) are provided in multiple languages (documents present for FR, EL, IT, ES). No specific assent procedures for minors are provided (study includes adults age ≥18)..

Pregnancy Exclusion
Negative pregnancy test for female participants of childbearing potential
Vulnerable Population
Vulnerable population selected (isVulnerablePopulationSelected = true). Written informed consent is required: "Written Informed Consent signed before any trial-related intervention". Subject information and informed consent forms (L1_SIS and ICF Master) are provided in multiple languages (documents present for FR, EL, IT, ES). No specific assent procedures for minors are provided (study includes adults age ≥18).

Inclusion criteria

  • {"criterion_text":"- Histologically or cytologically confirmed ES-SCLC\n- Previous treatment with only one line of platinum-etoposide doublet chemotherapy with immune-checkpoint inhibition for SCLC\n- Progressive disease on or after the first-line treatment for SCLC\n- ECOG Performance Status 2\n- Age ≥18 years\n- Adequate organ function\n- Negative pregnancy test for female participants of childbearing potential\n- Written Informed Consent signed before any trial-related intervention"}

Exclusion criteria

  • {"criterion_text":"- Symptomatic CNS metastases\n- Diagnosis or evidence of leptomeningeal disease or spinal cord compression\n- Prior history of immune-related recurrent pneumonitis (grade ≥2)) or severe immune-mediated adverse events\n- Evidence of interstitial lung disease or active, non-infectious pneumonitis\n- Active autoimmune disease\n- History of solid organ transplantation\n- Presence or history of an uncontrolled viral infection\n- History of other malignancy within the past 2 years"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Overall survival rate at 12 months (12-month OS)","definition_or_measurement_approach":"Assess the clinical efficacy of tarlatamab in terms of 12-month overall survival (OS) rate (i.e. overall survival rate at 12 months)."}

Secondary endpoints

  • {"endpoint_text":"- Objective response rate (ORR) according to RECIST v1.1","definition_or_measurement_approach":"Objective response rate measured according to RECIST v1.1 criteria."}
  • {"endpoint_text":"- Duration of response (DoR)","definition_or_measurement_approach":"Duration of response as defined in protocol (DoR)."}
  • {"endpoint_text":"- Disease control rate (DCR)","definition_or_measurement_approach":"Disease control rate as defined in the protocol (DCR)."}
  • {"endpoint_text":"- Progression-free survival (PFS) according to RECIST v1.1","definition_or_measurement_approach":"Progression-free survival measured according to RECIST v1.1 criteria."}
  • {"endpoint_text":"- Incidence, nature, and severity of adverse events according to CTCAE v5, except for CRS and ICANS, that are graded according to the ASTCT criteria and TLS that are graded according to the Cairo-Bishop classification","definition_or_measurement_approach":"Safety assessed by incidence, nature and severity of adverse events per CTCAE v5; CRS and ICANS graded per ASTCT criteria; TLS graded per Cairo-Bishop classification."}

Recruitment

Registry Or Advocacy Recruitment
True, Fundacion GECP
Planned Sample Size
40
Recruitment Window Months
41
Consent Approach
Written informed consent required: "Written Informed Consent signed before any trial-related intervention". Consent materials (Subject Information Sheet and Informed Consent Form) are provided (documents L1_SIS and ICF Master) in multiple languages including French, Greek (EL), Italian and Spanish. Participants are adults (age ≥18) who provide consent themselves.

Geography

Total Number Of Sites
11
Total Number Of Participants
40

France

Earliest CTIS Part Ii Submission Date
09-03-2026
Latest Decision Or Authorization Date
13-04-2026
Processing Time Days
35
Number Of Sites
3
Number Of Participants
10

Sites

Site Name
Centre Leon Berard
Department Name
Pulmology
Principal Investigator Name
Maurice Perol
Principal Investigator Email
maurice.perol@lyon.unicancer.fr
Contact Person Name
Maurice Perol
Site Name
Centre Hospitalier Regional De Marseille
Department Name
Service Oncologie Multidisciplinaire et Innovations Thérapeutiques
Principal Investigator Name
Laurent Greillier
Principal Investigator Email
laurent.greillier@ap-hm.fr
Contact Person Name
Laurent Greillier
Contact Person Email
laurent.greillier@ap-hm.fr
Site Name
Institut Bergonie
Department Name
Oncology
Principal Investigator Name
Sophie Cousin
Principal Investigator Email
s.cousin@bordeaux.unicancer.fr
Contact Person Name
Sophie Cousin
Contact Person Email
s.cousin@bordeaux.unicancer.fr

Greece

Earliest CTIS Part Ii Submission Date
17-02-2026
Latest Decision Or Authorization Date
08-04-2026
Processing Time Days
50
Number Of Sites
1
Number Of Participants
10

Sites

Site Name
Henry Dunant Hospital Center
Department Name
4th Oncology Department and Clinical Trials Unit
Principal Investigator Name
Ioannis Mountzios
Principal Investigator Email
gmountzios@gmail.com
Contact Person Name
Ioannis Mountzios
Contact Person Email
gmountzios@gmail.com

Italy

Earliest CTIS Part Ii Submission Date
10-04-2026
Latest Decision Or Authorization Date
20-04-2026
Processing Time Days
10
Number Of Sites
2
Number Of Participants
10

Sites

Site Name
Azienda Ospedaliera Di Perugia
Department Name
Medical oncology
Principal Investigator Name
Giulio Metro
Principal Investigator Email
giulio.metro@ospedale.perugia.it
Contact Person Name
Giulio Metro
Site Name
Istituto Romagnolo Per Lo Studio Dei Tumori Dino Amadori IRST S.r.l.
Department Name
Thoracic oncology
Principal Investigator Name
Angelo Delmonte
Principal Investigator Email
angelo.delmonte@irst.emr.it
Contact Person Name
Angelo Delmonte
Contact Person Email
angelo.delmonte@irst.emr.it

Spain

Earliest CTIS Part Ii Submission Date
10-03-2026
Latest Decision Or Authorization Date
15-04-2026
Processing Time Days
36
Number Of Sites
5
Number Of Participants
10

Sites

Site Name
Hospital Universitario Puerta De Hierro De Majadahonda
Department Name
Medical Oncology
Principal Investigator Name
Mariano Provencio Pulla
Principal Investigator Email
mprovencio.ensayosclinicos@gmail.com
Contact Person Name
Mariano Provencio Pulla
Site Name
Hospital General Universitario Dr. Balmis
Department Name
Medical Oncology
Principal Investigator Name
Juan Luis Marti Ciriquian
Principal Investigator Email
juanluismarti@hotmail.com
Contact Person Name
Juan Luis Marti Ciriquian
Contact Person Email
juanluismarti@hotmail.com
Site Name
ICO L'HOSPITALET HOSPITAL DURAN I REYNALS
Department Name
Medical Oncology
Principal Investigator Name
Miguel Ángel Mosteiro Lamas
Principal Investigator Email
miguelamosteiro@iconcologia.net
Contact Person Name
Miguel Ángel Mosteiro Lamas
Site Name
Hospital De La Santa Creu I Sant Pau
Department Name
Medical Oncology
Principal Investigator Name
Andrés Barba
Principal Investigator Email
abarba@santpau.cat
Contact Person Name
Andrés Barba
Contact Person Email
abarba@santpau.cat
Site Name
Hospital Universitari Vall D Hebron
Department Name
Medical Oncology
Principal Investigator Name
Pedro Filipe Simoes
Principal Investigator Email
pedrorocha@vhio.net
Contact Person Name
Pedro Filipe Simoes
Contact Person Email
pedrorocha@vhio.net

Sponsor

Primary sponsor

Full Name
ETOP IBCSG Partners Foundation
Organisation Type
Laboratory/Research/Testing facility
Country Of Registered Address
Switzerland

Third parties

  • {"country":"Switzerland","full_name":"Centre Hospitalier Universitaire Vaudois","duties_or_roles":"sponsorDuties codes: [4]","organisation_type":"Hospital/Clinic/Other health care facility"}
  • {"country":"Greece","full_name":"Frontier Science Foundation-Hellas","duties_or_roles":"sponsorDuties codes: [10, 11]","organisation_type":"Laboratory/Research/Testing facility"}
  • {"country":"United Kingdom","full_name":"Acceler8 Clinical Research Limited","duties_or_roles":"sponsorDuties codes: [1, 12, 5]","organisation_type":"Health care"}
  • {"country":"Spain","full_name":"Fundacion GECP","duties_or_roles":"sponsorDuties codes: [1, 12, 2]","organisation_type":"Patient organisation/association"}

Investigational products

Investigational Product Name
Tarlatamab
Active Substance
TARLATAMAB
Modality
Other antibody
Routes Of Administration
INTRAVENOUS INFUSION
Route
Intravenous infusion
Authorisation Status
Authorised
Starting Dose
1 mg (C1D1)
Dose Levels
1 mg (C1D1); 10 mg (C1D8, C1D15), then 10 mg Q2W
Frequency
1 mg on C1D1; 10 mg on C1D8 and C1D15; then 10 mg every two weeks (Q2W)
Maximum Dose
10 mg
Investigational Product Name
Tarlatamab
Active Substance
TARLATAMAB
Modality
Other antibody
Routes Of Administration
INTRAVENOUS INFUSION
Route
Intravenous infusion
Authorisation Status
Authorised
Starting Dose
1 mg (C1D1)
Dose Levels
1 mg (C1D1); 10 mg (C1D8, C1D15), then 10 mg Q2W
Frequency
1 mg on C1D1; 10 mg on C1D8 and C1D15; then 10 mg every two weeks (Q2W)
Maximum Dose
10 mg

Related trials

Other published trials that may interest you.