RecruitingPhase 3NCT06079983

JSKN003 Versus Treatment Of Physician'S Choice For HER2-low, Unresectable and/or Metastatic Breast Cancer Subjects

A Phase 3, Multicenter, Randomized, Open-Label, Active-Controlled Trial Of JSKN003 Versus Treatment Of Physician'S Choice For HER2-low, Unresectable and/or Metastatic Breast Cancer Subjects


Sponsor

Jiangsu Alphamab Biopharmaceuticals Co., Ltd

Enrollment

400 participants

Start Date

Dec 1, 2023

Study Type

INTERVENTIONAL

Conditions

Summary

This study is a randomized controlled, open-label, multicenter phase III clinical study evaluating the efficacy and safety of chemotherapy selected by investigator JSKN003 s in subjects with recurrent or metastatic breast cancer who have previously failed first- or second-line chemotherapy in subjects with recurrent or metastatic breast cancer who have failed prior first- or second-line chemotherapy. The study planned to enroll 408 subjects in a 1:1 ratio and stratified block randomization method assigned to: * Experimental group: JSKN003 monotherapy * Control group: investigator's chosen chemotherapy drug (capecitabine, gemcitabine, vinorelbine, docetaxel, albumin-bound paclitaxel, or eribulin) monotherapy


Eligibility

Min Age: 18 Years

Plain Language Summary

Simplified for easier understanding

This study is comparing JSKN003 — a new antibody-drug conjugate that targets HER2 — against the standard treatments chosen by the treating physician, in women with HER2-low, unresectable or metastatic breast cancer that has already been treated. **You may be eligible if...** - You are 18 years old or older - You have locally recurrent or metastatic breast cancer that cannot be surgically removed - Tissue testing shows your cancer is HER2-low (IHC 1+ or IHC 2+ with ISH negative) - You have received prior treatment for metastatic breast cancer - You can understand and sign the informed consent form **You may NOT be eligible if...** - Your breast cancer is HER2-positive or HER2-zero (no HER2 expression) - You have not been previously treated for metastatic breast cancer - You are unable to provide informed consent Talk to your doctor to see if this trial is right for you.

This summary was AI-generated to explain the trial in plain language. It is not medical advice. Always discuss eligibility with your doctor before enrolling in a clinical trial.

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Interventions

DRUGJSKN003

Administered intravenously according to protocol.

DRUGCapecitabine tablets

Administered according to protocol, as one option for investigator's choice (determined before randomization).

DRUGGemcitabine hydrochloride for injection

Administered according to protocol, as one option for investigator's choice (determined before randomization).

DRUGVinorelbine tartrate injection

Administered according to protocol, as one option for investigator's choice (determined before randomization).

DRUGPaclitaxel for injection (albumin-bound type)

Administered according to protocol, as one option for investigator's choice (determined before randomization).

DRUGDocetaxel injection

Administered according to protocol, as one option for investigator's choice (determined before randomization).

DRUGEribulin mesylate injection

Administered according to protocol, as one option for investigator's choice (determined before randomization).


Locations(87)

Erwei Song

Guangzhou, Guangdong, China

Jiong Wu

Shanghai, Shanghai Municipality, China

Anyang Cancer Hospital

Anyang, China

Affiliated Hospital of Hebei University

Baoding, China

Beijing Luhe Hospital

Beijing, China

Cancer Hospital, Chinese Academy of Medical Sciences

Beijing, China

Peking University Cancer Hospital

Beijing, China

The First Affiliated Hospital of China Medical University

Beijing, China

The First Medical Center of the General Hospital of the People's Liberation Army Chinese People's Liberation Army

Beijing, China

Bethune First Hospital of Jilin University

Changchun, China

Jilin Provincial Cancer Hospital

Changchun, China

The First People's Hospital of Changde

Changde, China

Central South University Xiangya Hospital

Changsha, China

Hunan Cancer Hospital

Changsha, China

Affiliated Hospital of Chengde Medical University

Chengde, China

Sichuan Cancer Hospital

Chengdu, China

Sichuan Provincial People's Hospital

Chengdu, China

West China Hospital, Sichuan University

Chengdu, China

Cancer Hospital of Chongqing University

Chongqing, China

The First Affiliated Hospital of Chongqing Medical University

Chongqing, China

The Second Affiliated Hospital of Dalian Medical University

Dalian, China

Fujian Cancer Hospital

Fuzhou, China

Fujian Provincial Hospital

Fuzhou, China

Union Hospital Affiliated to Fujian Medical University

Fuzhou, China

The First Affiliated Hospital of Gannan Medical University

Ganzhou, China

Guangdong Provincial People's Hospital

Guangzhou, China

Sun Yat-sen Memorial Hospital, Sun Yat-sen University

Guangzhou, China

The Affiliated Hospital of Guangdong Medical University

Guangzhou, China

Sun Yat-sen University Cancer Center

Guanzhou, China

Guizhou Provincial People's Hospital

Guiyang, China

The Affiliated Hospital of Guizhou Medical University

Guiyang, China

Run Run Shaw Hospital affiliated to Zhejiang University School of Medicine

Hangzhou, China

The First Affiliated Hospital of Zhejiang University School of Medicine

Hanzhou, China

The Second Affiliated Hospital of Zhejiang University School of Medicine

Hanzhou, China

Zhejiang Cancer Hospital

Hanzhou, China

Harbin Medical University Cancer Hospital

Ha’erbin, China

Anhui Provincial Hospital

Hefei, China

The First Affiliated Hospital of Anhui Medical University

Hefei, China

The Second Affiliated Hospital of Anhui Medical University

Hefei, China

The First Affiliated Hospital of University of South China

Hengyang, China

Affiliated Hospital of Inner Mongolia Medical University

Hohhot, China

Jiangmen Central Hospital

Jiangmen, China

Shandong Cancer Hospital

Jinan, China

Affiliated Hospital of Jining Medical University

Jining, China

Yunnan Cancer Hospital

Kunming, China

Gansu Provincial Cancer Hospital

Lanzhou, China

The First Hospital of Lanzhou University

Lanzhou, China

Linyi Cancer Hospital

Linyi, China

Linyi People's Hospital

Linyi, China

The First Affiliated Hospital of Henan University of Science and Technology

Luoyang, China

Meizhou People's Hospital

Meizhou, China

Jiangxi Provincial Cancer Hospital

Nanchang, China

The Third Hospital of Nanchang

Nanchang, China

Jiangsu Provincial Cancer Hospital

Nanjing, China

Jiangsu Provincial People's Hospital

Nanjing, China

Cancer Hospital Affiliated to Guangxi Medical University

Nanning, China

Guangxi Zhuang Autonomous Region People's Hospital

Nanning, China

The Second People's Hospital of Neijiang

Neijiang, China

Affiliated Hospital of Qingdao University

Qingdao, China

Fudan University Cancer Hospital

Shanghai, China

Cancer Hospital Affiliated to Shantou University School of Medicine

Shantou, China

The People's Hospital of Northern Guangdong

Shaoguan, China

Liaoning Cancer Hospital

Shengyang, China

Suining Central Hospital

Suining, China

The Second Affiliated Hospital of Soochow University

Suzhou, China

Shanxi Bethune Hospital

Taiyuan, China

Shanxi Provincial Cancer Hospital

Taiyuan, China

Zhejiang Taizhou Hospital

Taizhou, China

Tianjin Cancer Hospital

Tianjin, China

Affiliated Tumor Hospital of Xinjiang Medical University

Ürümqi, China

Hubei Provincial Cancer Hospital

Wuhan, China

People's Hospital of Wuhan University

Wuhan, China

Union Hospital, Tongji Medical College, Huazhong University of Science and Technology

Wuhan, China

Zhongnan Hospital of Wuhan University

Wuhan, China

The First Affiliated Hospital of Xi'an Jiaotong University

Xi'an, China

The Second Affiliated Hospital of Xi'an Jiaotong University

Xi'an, China

The First Affiliated Hospital of Xiamen University

Xiamen, China

Xiangyang Central Hospital

Xiangyang, China

Affiliated Hospital of Qinghai University

Xining, China

The First Affiliated Hospital of Xinxiang Medical University

Xinxiang, China

Affiliated Hospital of Xuzhou Medical University

Xuzhou, China

Xuzhou Central Hospital

Xuzhou, China

Yongzhou Central Hospital in Hunan Province

Yongzhou, China

The First People's Hospital of Zhaoqing

Zhaoqing, China

Henan Provincial Cancer Hospital

Zhengzhou, China

The First Affiliated Hospital of Zhengzhou University

Zhengzhou, China

The Affiliated Hospital of Zunyi Medical University

Zunyi, China

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