A Phase 2, Open-label, Randomized, Multicenter Study of Tarlatamab Dosing Regimens in Subjects With SCLC

NCT ID: NCT06745323

Last Updated: 2026-01-02

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE2

Total Enrollment

240 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-02-26

Study Completion Date

2029-02-13

Brief Summary

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The primary objective of this study is to describe the antitumor activity of tarlatamab in participants with small cell lung cancer (SCLC).

Detailed Description

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Conditions

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Small Cell Lung Cancer (SCLC)

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Treatment Arm C: Dose 3 Tarlatamab

Participants will receive dose 3 of Tarlatamab by IV infusion during the treatment period.

Group Type EXPERIMENTAL

Tarlatamab

Intervention Type DRUG

Tarlatamab will be administered by IV infusion.

Treatment Arm B: Dose 2 Tarlatamab

Participants will receive dose 2 of Tarlatamab by IV infusion during the treatment period.

Group Type EXPERIMENTAL

Tarlatamab

Intervention Type DRUG

Tarlatamab will be administered by IV infusion.

Treatment Arm A: Dose 1 Tarlatamab

Participants will receive dose 1 of Tarlatamab by intravenous (IV) infusion during the treatment period.

Group Type EXPERIMENTAL

Tarlatamab

Intervention Type DRUG

Tarlatamab will be administered by IV infusion.

Interventions

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Tarlatamab

Tarlatamab will be administered by IV infusion.

Intervention Type DRUG

Other Intervention Names

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AMG 757

Eligibility Criteria

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Inclusion Criteria

* Participant has provided informed consent prior to initiation of any study specific activities/procedures.
* Age ≥ 18 years (or legal adult age within country, whichever is older) at the time of signing the informed consent.
* Histologically or cytologically confirmed SCLC with demonstrated progression or relapse.
* Participants who progressed or recurred following 1 platinum-based regimen.
* Measurable disease as defined per RECIST 1.1 within the 21-day screening period.
* Eastern Cooperative Oncology Group (ECOG) PS of 0 or 1.
* Minimum life expectancy of 12 weeks.
* Adequate organ function as described per protocol.

Exclusion Criteria

* Disease Related

* Previous diagnosis of transformed non-small cell lung cancer (NSCLC) including epidermal growth factor receptor activating mutation positive NSCLC that has transformed to SCLC.
* Symptomatic central nervous system (CNS) metastases with exceptions defined in the protocol.
* Other Medical Conditions

* History of other malignancy within the past 2 years, with exceptions defined in the protocol.
* Evidence of interstitial lung disease or active, non-infectious pneumonitis
* Diagnosis or evidence of leptomeningeal disease.
* Active autoimmune disease that has required systemic treatment (except replacement therapy) within the past 2 years or any other diseases requiring immunosuppressive therapy while on study.
* History of solid organ transplantation.
* Myocardial infarction and/or symptomatic congestive heart failure (New York Heart Association \> class II) within 6 months prior to first dose of study treatment.
* History of arterial thrombosis (eg, stroke or transient ischemic attack) within 6 months prior to first dose of study treatment
* Presence or history of viral infection based on criteria per protocol.
* Symptoms and/or radiographic signs that indicate an acute and/or uncontrolled active systemic infection requiring antibiotics within 7 days prior to the first dose study treatment.
* Known or active infection requiring parenteral antibiotic treatment.
* History of severe or life-threatening events from any immune-mediated therapy.
* Major surgical procedures within 21 days of prior to first dose of study treatment.
* Prior/Concomitant Therapy

* Prior anticancer therapy within 30 days of enrollment (14 days for conventional chemotherapy).
* Prior enrollment on a tarlatamab clinical trial OR prior therapy with any selective inhibitor of the DLL3 pathway.
* Current anti-cancer therapy such as chemotherapy, immunotherapy, or targeted therapy with exceptions.
* Receiving systemic corticosteroid therapy or any other immunosuppressive therapy within 7 days prior to first dose as described per protocol.
* Live and live-attenuated vaccines within 14 days prior to the start of study treatment. Inactive vaccines and live viral non-replicating vaccines within 3 days prior to the first dose of study treatment.
* Prior/Concurrent Clinical Study Experience

* Currently receiving treatment in another investigational device or drug study, or less than 30 days or 5 half-lives since ending treatment on another investigational device or drug study(ies). Other investigational procedures while participating in this study are excluded.
* Other Exclusions

* Female participants of childbearing potential unwilling to use protocol specified method of contraception during treatment and for an additional 60 days after the last dose of tarlatamab.
* Female participants who are breastfeeding or who plan to breastfeed while on study through 60 days after the last dose of tarlatamab.
* Female participants planning to become pregnant or donate eggs while on study through 60 days after the last dose of tarlatamab.
* Female participants of childbearing potential with a positive pregnancy test assessed at screening and/or day 1 by a highly sensitive urine or serum pregnancy test.
* Male participants with a female partner of childbearing potential who are unwilling to practice sexual abstinence (refrain from heterosexual intercourse) or use contraception during treatment and for an additional 60 days after the last dose of tarlatamab.
* Male participants with a pregnant partner who are unwilling to practice abstinence or use a condom during treatment and for an additional 60 days after the last dose of tarlatamab.
* Male participants unwilling to abstain from donating sperm during treatment and for an additional 60 days after the last dose of tarlatamab.
* Participant has known sensitivity or is contraindicated to any of the products or components to be administered during dosing.
* Participant likely to not be available to complete all protocol-required study visits or procedures, and/or to comply with all required study procedures.
* History or evidence of any other clinically significant disorder, condition or disease determined by the investigator or Amgen physician, if consulted, would pose a risk to the subject safety or interfere with the study evaluation procedure or completion.
Minimum Eligible Age

18 Years

Maximum Eligible Age

99 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Amgen

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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MD

Role: STUDY_DIRECTOR

Amgen

Locations

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University of California Los Angeles

Los Angeles, California, United States

Site Status RECRUITING

Hartford HealthCare Cancer Institute at The Hospital of Central Connecticut

Plainville, Connecticut, United States

Site Status RECRUITING

AdventHealth Hematology and Oncology

Orlando, Florida, United States

Site Status RECRUITING

City of Hope Chicago

Rockford, Illinois, United States

Site Status RECRUITING

Health Partners Cancer Center at Regions Hospital

Saint Paul, Minnesota, United States

Site Status RECRUITING

New York Oncology Hematology PC

Albany, New York, United States

Site Status RECRUITING

Duke University

Durham, North Carolina, United States

Site Status RECRUITING

FirstHealth Cancer Center

Pinehurst, North Carolina, United States

Site Status RECRUITING

Guthrie Medical Group

Sayre, Pennsylvania, United States

Site Status RECRUITING

Tennessee Oncology PLLC - Chattanooga

Chattanooga, Tennessee, United States

Site Status RECRUITING

Tennessee Oncology, PLLC

Nashville, Tennessee, United States

Site Status RECRUITING

Virginia Cancer Specialists PC

Fairfax, Virginia, United States

Site Status RECRUITING

Fundacion Respirar

Ciudad Autonoma de Buenos Aires, Buenos Aires, Argentina

Site Status RECRUITING

Instituto de Investigaciones clinicas de Mar del Plata

Mar del Plata, Buenos Aires, Argentina

Site Status RECRUITING

Monash Medical Centre

Clayton, Victoria, Australia

Site Status RECRUITING

Austin Health, Austin Hospital

Heidelberg, Victoria, Australia

Site Status RECRUITING

Grand Hopital de Charleroi - Site des Viviers

Charleroi, , Belgium

Site Status RECRUITING

Universitair Ziekenhuis Antwerpen

Edegem, , Belgium

Site Status RECRUITING

Jessa Ziekenhuis - Campus Virga Jesse

Hasselt, , Belgium

Site Status RECRUITING

Liga Norte-Riograndense Contra O Cancer

Natal, Rio Grande do Norte, Brazil

Site Status RECRUITING

Hospital de Clinicas de Porto Alegre

Porto Alegre, Rio Grande do Sul, Brazil

Site Status TERMINATED

Hospital Sao Lucas da Pontificia Universidade Catolica do Rio Grande do Sul

Porto Alegre, Rio Grande do Sul, Brazil

Site Status RECRUITING

Cipo - Centro Integrado de Pesquisa em Oncologia

Porto Alegre, Rio Grande do Sul, Brazil

Site Status RECRUITING

Hospital de Amor

Barretos, São Paulo, Brazil

Site Status RECRUITING

Hospital de Base de Sao Jose do Rio Preto

São José do Rio Preto, São Paulo, Brazil

Site Status RECRUITING

Beijing Cancer Hospital

Beijing, Beijing Municipality, China

Site Status RECRUITING

Peking Union Medical College Hospital

Beijing, Beijing Municipality, China

Site Status RECRUITING

Fujian Cancer Hospital

Fuzhou, Fujian, China

Site Status RECRUITING

Mengchao Hepatobiliary Hospital of Fujian Medical University

Fuzhou, Fujian, China

Site Status RECRUITING

Sun Yat-Sen University Cancer Center

Guangzhou, Guangdong, China

Site Status RECRUITING

Affiliated Cancer Hospital of Harbin Medical University

Harbin, Heilongjiang, China

Site Status RECRUITING

The Second Xiangya Hospital of Central South University

Changsha, Hunan, China

Site Status RECRUITING

Shanxi Bethune Hospital

Taiyuan, Shanxi, China

Site Status RECRUITING

West China Hospital of Sichuan University

Chengdu, Sichuan, China

Site Status RECRUITING

Tianjin Medical University Cancer Institute and Hospital

Tianjin, Tianjin Municipality, China

Site Status RECRUITING

Sir Run Run Shaw Hospital

Hangzhou, Zhejiang, China

Site Status RECRUITING

Taizhou Hospital of Zhejiang Province

Taizhou, Zhejiang, China

Site Status RECRUITING

Hopital Lyon sud

Pierre-Bénite, , France

Site Status RECRUITING

Centre Hospitalier Universitaire de Rennes - Hopital Pontchaillou

Rennes, , France

Site Status RECRUITING

Hopital Foch

Suresnes, , France

Site Status RECRUITING

Helios Kliniken Emil-von-Behring

Berlin, , Germany

Site Status RECRUITING

Universitaetsklinikum des Saarlandes

Homburg, , Germany

Site Status RECRUITING

Universitaetsklinikum Schleswig-Holstein - Kiel

Kiel, , Germany

Site Status RECRUITING

Universitaetsklinikum Wuerzburg

Würzburg, , Germany

Site Status RECRUITING

Henry Dunant Hospital Center

Athens, , Greece

Site Status RECRUITING

Alexandra Hospital

Athens, , Greece

Site Status RECRUITING

Metropolitan Hospital

Athens, , Greece

Site Status RECRUITING

University Hospital of Heraklion

Heraklion - Crete, , Greece

Site Status RECRUITING

University Hospital of Patras

Pátrai, , Greece

Site Status RECRUITING

European Interbalkan Medical Center

Thessaloniki, , Greece

Site Status RECRUITING

Azienda Ospedaliera San Giovanni Addolorata

Roma, , Italy

Site Status RECRUITING

Kurume University Hospital

Kurume-shi, Fukuoka, Japan

Site Status RECRUITING

National Hospital Organization Hokkaido Cancer Center

Sapporo, Hokkaido, Japan

Site Status RECRUITING

Kanagawa Prefectural Hospital Organization Kanagawa Cancer Center

Yokohama, Kanagawa, Japan

Site Status RECRUITING

Niigata Cancer Center Hospital

Niigata, Niigata, Japan

Site Status RECRUITING

Kansai Medical University Hospital

Hirakata-shi, Osaka, Japan

Site Status RECRUITING

Osaka International Cancer Institute

Osaka, Osaka, Japan

Site Status RECRUITING

Shizuoka Cancer Center

Sunto-gun, Shizuoka, Japan

Site Status RECRUITING

The Cancer Institute Hospital of Japanese Foundation for Cancer Research

Koto-ku, Tokyo, Japan

Site Status RECRUITING

Chungbuk National University Hospital

Cheongju Chungbuk, , South Korea

Site Status RECRUITING

Kyungpook National University Chilgok Hospital

Daegu, , South Korea

Site Status RECRUITING

Chonnam National University Hwasun Hospital

Hwasun-gun, Jeollanam-do, , South Korea

Site Status RECRUITING

Seoul National University Bundang Hospital

Seongnam-si, Gyeonggi-do, , South Korea

Site Status RECRUITING

Severance Hospital Yonsei University Health System

Seoul, , South Korea

Site Status RECRUITING

Korea University Guro Hospital

Seoul, , South Korea

Site Status RECRUITING

Hospital Universitario Insular de Gran Canaria

Las Palmas de Gran Canaria, Canary Islands, Spain

Site Status RECRUITING

Hospital Universitari Vall d Hebron

Barcelona, Catalonia, Spain

Site Status RECRUITING

Complexo Hospitalario Universitario A Coruna Hospital Teresa Herrera

A Coruña, Galicia, Spain

Site Status RECRUITING

Hospital Universitario Ramon y Cajal

Madrid, , Spain

Site Status RECRUITING

Hospital Universitario 12 de Octubre

Madrid, , Spain

Site Status RECRUITING

Kantonsspital Baden

Baden, , Switzerland

Site Status RECRUITING

Universitaetsspital Zuerich

Zurich, , Switzerland

Site Status RECRUITING

Baskent Universitesi Adana Doktor Turgut Noyan Uygulama ve Arastirma Merkezi

Adana, , Turkey (Türkiye)

Site Status RECRUITING

Memorial Ankara Hastanesi

Ankara, , Turkey (Türkiye)

Site Status RECRUITING

Gazi Universitesi Saglik Arastirma ve Uygulama Merkezi Gazi Hastanesi

Ankara, , Turkey (Türkiye)

Site Status RECRUITING

Goztepe Prof Dr Suleyman Yalcin Sehir Hastanesi

Istanbul, , Turkey (Türkiye)

Site Status RECRUITING

Ege Universitesi Tip Fakultesi Hastanesi

Izmir, , Turkey (Türkiye)

Site Status RECRUITING

Christie Hospital

Manchester, , United Kingdom

Site Status RECRUITING

Countries

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United States Argentina Australia Belgium Brazil China France Germany Greece Italy Japan South Korea Spain Switzerland Turkey (Türkiye) United Kingdom

Central Contacts

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Amgen Call Center

Role: CONTACT

866-572-6436

Related Links

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http://www.amgentrials.com

AmgenTrials clinical trials website

Other Identifiers

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20240092

Identifier Type: -

Identifier Source: org_study_id

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