A Study of Ifinatamab Deruxtecan in Subjects With Pretreated Advanced or Metastatic Esophageal Squamous Cell Carcinoma (ESCC) (IDeate-Esophageal01)

NCT ID: NCT06644781

Last Updated: 2026-01-12

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

PHASE3

Total Enrollment

510 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-03-27

Study Completion Date

2029-11-01

Brief Summary

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This study is designed to assess the efficacy and safety of ifinatamab deruxtecan (I-DXd) in patients with unresectable advanced or metastatic esophageal squamous cell carcinoma (ESCC) who have experienced disease progression following treatment with a platinum-based systemic therapy and an immune checkpoint inhibitor (ICI) compared with investigator's choice of chemotherapy (ICC).

Detailed Description

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The primary objective of this study is to evaluate the overall survival (OS) benefit of I-DXd compared with investigator's choice of chemotherapy (ICC).

The key secondary objectives of the study will evaluate the progression-free survival (PFS) and objective response rate (ORR) benefit of I-DXd compared with ICC.

Conditions

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Esophageal Squamous Cell Carcinoma

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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I-DXd

Participants who are randomized to receive an intravenous infusion of I-DXd 12 mg/kg on Day 1 of every 21-day cycle (Q3W).

Group Type EXPERIMENTAL

Ifinatamab deruxtecan

Intervention Type DRUG

Intravenous administration

Investigator's Choice of Chemotherapy (ICC)

Participants who are randomized to receive an intravenous infusion of investigator's choice of chemotherapy (docetaxel, paclitaxel, and irinotecan HCl).

Group Type ACTIVE_COMPARATOR

Docetaxel

Intervention Type DRUG

Intravenous administration

Paclitaxel

Intervention Type DRUG

Intravenous administration

Irinotecan hydrochloride (HCl)

Intervention Type DRUG

Intravenous administration

Interventions

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Ifinatamab deruxtecan

Intravenous administration

Intervention Type DRUG

Docetaxel

Intravenous administration

Intervention Type DRUG

Paclitaxel

Intravenous administration

Intervention Type DRUG

Irinotecan hydrochloride (HCl)

Intravenous administration

Intervention Type DRUG

Other Intervention Names

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I-DXd

Eligibility Criteria

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Inclusion Criteria

Participants must meet all of the following criteria to be eligible for randomization into the study:

1. Participants aged ≥18 years (follow local regulatory requirements if the legal age of consent for study participation is \>18 years old).
2. Has histologically or cytologically documented unresectable locally advanced or metastatic ESCC according to American Joint Committee on Cancer 8th edition staging system on ESCC.
3. Has disease progression post a platinum-based chemotherapy and an ICI treatment per global or local guidelines, with a maximum of 1 prior line of systemic therapy for unresectable advanced or metastatic ESCC.
4. The participant must provide adequate baseline tumor samples with sufficient quantity and quality of tumor tissue content as defined in the Laboratory Manual.
5. Has at least 1 measurable lesion on computed tomography (CT)/magnetic resonance imaging (MRI) according to RECIST v1.1 as assessed by the investigator. Measurable lesions should not be from a previously irradiated site. If the lesion at a previously irradiated site is the only selectable target lesion, a radiological assessment showing significant progression of the irradiated lesion should be provided by the investigator.
6. Has an ECOG PS of 0 or 1 within 7 days prior to Cycle 1 Day 1.

Exclusion Criteria

Participants who meet any of the following criteria will be disqualified from entering the study:

1. Has received prior treatment with orlotamab, enoblituzumab, or other B7-H3 targeted agents, including I-DXd.
2. Has received any topoisomerase inhibitor.
3. Has histologically or cytologically confirmed adenosquamous carcinoma subtype.
4. Is ineligible to all the chemotherapies in the comparator arm due to prior progression or intolerance.
5. Has tumor invasion into organs located adjacent to the esophageal disease site (eg, aorta or respiratory tract) at an increased risk of bleeding or fistula as assessed by the investigator.
6. Clinically active brain metastases, spinal cord compression, or leptomeningeal carcinomatosis, defined as untreated or symptomatic, or requiring therapy with steroids or anticonvulsants to control associated symptoms. Subjects with clinically inactive or treated brain metastases who are asymptomatic (ie, without neurologic signs or symptoms and not requiring treatment with corticosteroids or anticonvulsants) may be included in the study. Subjects must have a stable neurologic status and discontinue corticosteroid usage for at least 2 weeks prior to Screening.
7. Has any of the following within the past 6 months: cerebrovascular accident, transient ischemic attack, other arterial thromboembolic event, or pulmonary embolism.
8. Has a clinically significant corneal disease.
9. Has a history of (non-infectious) interstitial lung disease (ILD)/pneumonitis that required corticosteroids, current ILD/pneumonitis, or suspected ILD/pneumonitis that cannot be ruled out by imaging at Screening.
10. Has clinically severe pulmonary compromise resulting from intercurrent pulmonary illnesses, including, but not limited to, any underlying pulmonary disorder (ie, pulmonary emboli within 3 months of the study randomization, severe asthma, chronic obstructive pulmonary disease \[COPD\], restrictive lung disease, pleural effusion, etc), and potential pulmonary involvement caused by any autoimmune, connective tissue, or inflammatory disorders (eg, rheumatoid arthritis, Sjögren's syndrome, sarcoidosis, etc), prior pneumonectomy, or requirement for supplemental oxygen.
11. Is on chronic steroid treatment (dose of 10 mg daily or more prednisone equivalent), except for low-dose inhaled steroids (for asthma/COPD), topical steroids (for mild skin conditions), or intra-articular steroid injections.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Merck Sharp & Dohme LLC

INDUSTRY

Sponsor Role collaborator

Daiichi Sankyo

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Providence Medical Foundation

Fullerton, California, United States

Site Status RECRUITING

Henry Ford Health System

Detroit, Michigan, United States

Site Status RECRUITING

Baptist Cancer Center

Memphis, Tennessee, United States

Site Status RECRUITING

SCRI Oncology Partners

Nashville, Tennessee, United States

Site Status RECRUITING

John Peter Smith Hospital

Fort Worth, Texas, United States

Site Status RECRUITING

Virginia Cancer Specialists

Fairfax, Virginia, United States

Site Status RECRUITING

Institut Jules Bordet

Brussels, , Belgium

Site Status RECRUITING

Cliniques Universitaires Saint-Luc

Brussels, , Belgium

Site Status RECRUITING

Antwerp University Hospital

Edegem, , Belgium

Site Status RECRUITING

UZ Leuven

Leuven, , Belgium

Site Status RECRUITING

Anyang Cancer Hospital

Anyang, , China

Site Status RECRUITING

Beijing Cancer Hospital

Beijing, , China

Site Status RECRUITING

Jilin Cancer Hospital

Changchun, , China

Site Status RECRUITING

Changzhou Cancer Hospital

Changzhou, , China

Site Status RECRUITING

Sichuan cancer hospital

Chengdu, , China

Site Status RECRUITING

West China Hospital Sichuan University

Chengdu, , China

Site Status RECRUITING

Fujian Cancer Hospital

Fuzhou, , China

Site Status RECRUITING

Harbin Medical University Cancer Hospital

Harbin, , China

Site Status RECRUITING

The First Affiliated Hospital of Fujian Medical University

Hefei, , China

Site Status RECRUITING

Jinan Central Hospital

Jinan, , China

Site Status RECRUITING

Shandong Cancer Hospital

Jinan, , China

Site Status RECRUITING

Affiliated Hospital of Jining Medical University

Jining, , China

Site Status RECRUITING

Guangxi Medical University Affiliated Tumor Hospital

Nanning, , China

Site Status RECRUITING

Liaoning Cancer Hospital and Institute

Shenyang, , China

Site Status RECRUITING

Tianjin Medical University Cancer Institute and Hospital

Tianjin, , China

Site Status RECRUITING

The First Affiliated Hospital of Xinxiang Medical University

Weihui, , China

Site Status RECRUITING

Hubei Cancer Hospital

Wuhan, , China

Site Status RECRUITING

Union Hospital Tongji Medical College Huazhong University of Science and Technology

Wuhan, , China

Site Status RECRUITING

Zhongshan Hospital Xiamen University

Xiamen, , China

Site Status RECRUITING

Subei Peoples Hospital

Yangzhou, , China

Site Status RECRUITING

Sainte Catherine Institut du cancer Avignon en Provence

Avignon, , France

Site Status RECRUITING

CHU Brest - Hôpital de la Cavale Blanche

Brest, , France

Site Status RECRUITING

Institut Régional du Cancer de Montpellier

Montpellier, , France

Site Status RECRUITING

Hôpital Européen Georges Pompidou

Paris, , France

Site Status RECRUITING

CHU Poitiers - Hôpital la Milétrie

Poitiers, , France

Site Status RECRUITING

Unité de recherche clinique ICANS

Strasbourg, , France

Site Status RECRUITING

CHU Toulouse Rangueil Service dOncologie médicale

Toulouse, , France

Site Status RECRUITING

Krankenhaus Nordwest GmbH

Frankfurt am Main, , Germany

Site Status RECRUITING

Hämatologisch Onkologische Praxis Eppendorf HOPE

Hamburg, , Germany

Site Status RECRUITING

Fondazione IRCCS Istituto Nazionale dei Tumori

Milan, , Italy

Site Status RECRUITING

Azienda Ospedaliera Universitaria Luigi Vanvitelli

Napoli, , Italy

Site Status RECRUITING

IOV - Istituto Oncologico Veneto IRCCS

Padua, , Italy

Site Status RECRUITING

Fondazione Policlinico Gemelli

Rome, , Italy

Site Status RECRUITING

National Cancer Center Hospital

Chūōku, , Japan

Site Status RECRUITING

Hiroshima University Hospital

Hiroshima, , Japan

Site Status RECRUITING

National Cancer Center Hospital East

Kashiwa, , Japan

Site Status RECRUITING

Kagawa University Hospital

Kita-gun, , Japan

Site Status RECRUITING

Kobe City Hospital Organization Kobe City Medical Center General Hospital

Kobe, , Japan

Site Status RECRUITING

Cancer Institute Hospital of JFCR

Kōtoku, , Japan

Site Status RECRUITING

Shikoku Cancer Center

Matsuyama, , Japan

Site Status RECRUITING

Aichi Cancer Center

Nagoya, , Japan

Site Status RECRUITING

Osaka International Cancer Institute

Osaka, , Japan

Site Status RECRUITING

Kindai University Hospital

Ōsaka-sayama, , Japan

Site Status RECRUITING

Saitama Cancer Center

Saitama, , Japan

Site Status RECRUITING

Hokkaido University Hospital

Sapporo, , Japan

Site Status RECRUITING

SHOWA Medical University Hospital

Shinagawa-ku, , Japan

Site Status RECRUITING

Keio University Hospital

Shinjuku-ku, , Japan

Site Status RECRUITING

The University of Osaka Hospital

Suita-shi, , Japan

Site Status RECRUITING

Shizuoka Cancer Center

Sunto-gun, , Japan

Site Status RECRUITING

Kanagawa Cancer Center

Yokohama, , Japan

Site Status RECRUITING

Erasmus MC

Rotterdam, , Netherlands

Site Status RECRUITING

Zanamed Medical Clinic Sp z o o

Lublin, , Poland

Site Status RECRUITING

Mazowiecki Szpital Wojewódzki

Siedlce, , Poland

Site Status RECRUITING

Memorial Healthcare International S R L

Bucharest, , Romania

Site Status RECRUITING

S.C Radiotherapy Center Cluj S.R.L

Comuna Floresti, , Romania

Site Status RECRUITING

Centrul de Oncologie Sfantul Nectarie Craiova

Craiova, , Romania

Site Status RECRUITING

S.C. Sigmedical Services SRL

Suceava, , Romania

Site Status RECRUITING

Kyungpook National University Chilgok Hospital

Daegu, , South Korea

Site Status RECRUITING

National Cancer Center

Goyang-sisouth, , South Korea

Site Status RECRUITING

Chonnam National University Hwasun Hospital

Hwasun-gun, , South Korea

Site Status RECRUITING

Gachon University Gil Medical Center

Incheon, , South Korea

Site Status RECRUITING

Seoul National University Bundang Hospital

Seongnam-si, , South Korea

Site Status RECRUITING

Severance Hospital, Yonsei University Health System

Seoul, , South Korea

Site Status RECRUITING

Asan Medical Center

Seoul, , South Korea

Site Status RECRUITING

Samsung Medical Center

Seoul, , South Korea

Site Status RECRUITING

The Catholic University of Korea, Seoul St. Marys Hospital

Seoul, , South Korea

Site Status RECRUITING

Korea University Guro Hospital

Seoul, , South Korea

Site Status RECRUITING

Hospital Universitario de Burgos

Burgos, , Spain

Site Status RECRUITING

Hospital General Universitario de Elche

Elche, , Spain

Site Status RECRUITING

Hospital Univ Regional de Málaga Hosp Civil

Málaga, , Spain

Site Status RECRUITING

Complejo Hospitalario Universitario de Orense

Ourense, , Spain

Site Status RECRUITING

Hospital Universitario de Navarra

Pamplona, , Spain

Site Status RECRUITING

Hospital Universitario Virgen Macarena

Seville, , Spain

Site Status RECRUITING

Kaohsiung Chang Gung Memorial Hospital

Kaohsiung City, , Taiwan

Site Status RECRUITING

China Medical University Hospital

Taichung, , Taiwan

Site Status NOT_YET_RECRUITING

National Cheng Kung University Hospital

Tainan, , Taiwan

Site Status RECRUITING

National Taiwan University Hospital

Taipei, , Taiwan

Site Status RECRUITING

Taipei Veterans General Hospital

Taipei, , Taiwan

Site Status RECRUITING

Countries

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United States Belgium China France Germany Italy Japan Netherlands Poland Romania South Korea Spain Taiwan

Central Contacts

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Daiichi Sankyo Contact for Clinical Trial Information

Role: CONTACT

9089926400

Other Identifiers

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2023-509630-19-00

Identifier Type: CTIS

Identifier Source: secondary_id

DS7300-202

Identifier Type: -

Identifier Source: org_study_id

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