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Clinical Trials/NCT06751485
NCT06751485Not yet recruitingPhase 3

A Randomized, Open-Label, Parallel-Controlled, Multi-center Phase Ⅲ Study of JSKN003 Versus Investigator-Choice Chemotherapy for Platinum-Resistant, Relapsed Epithelial Ovarian, Primary Peritoneal, or Fallopian Tube Cancer

Jiangsu Alphamab Biopharmaceuticals Co., Ltd0 sites430 target enrollmentStarted: January 15, 2025Last updated:
Conditions
Interventions
Drugs

Trial Snapshot

Phase
Phase 3
Status
Not yet recruiting
Enrollment
430
Primary Endpoint
Progression-free Survival (PFS) assessed by Blinded Independent Review Committee (BIRC) as per RECIST 1.1

Study Overview

Brief Summary

This study is a randomized, open-label, controlled, phase III study to evaluate the efficacy and safety of JSKN003 versus investigator's choice of chemotherapy in patients with platinum-resistant, relapsed epithelial Ovarian, primary peritoneal, or fallopian tube cancer.

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel
Primary Purpose
Treatment
Masking
None

Eligibility Criteria

Ages
18 Years to — (Adult, Older Adult)
Sex
Female
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Voluntary participation and written informed consent.
  • ≥18 years;
  • Histologically confirmed epithelial ovarian cancer, fallopian tube cancer, or primary peritoneal cancer.
  • Confirmed platinum-resistant relapse.
  • According to RECIST 1.1 criteria, there must be at least one measurable lesion in the baseline.
  • Expected survival of more than 3 months.
  • ECOG performance status score of 0 or
  • Adequate organ function.
  • Capable and willing to comply with the study protocol, treatment plan, laboratory tests, and other related study procedures.

Exclusion Criteria

  • Primary platinum-refractory disease.
  • Active central nervous system metastases.
  • Uncontrolled pleural effusion.
  • Previous treatment with topoisomerase I inhibitor ADCs.
  • Other malignant tumors within 5 years.
  • Interstitial pneumonia/lung disease requiring systemic corticosteroids or suspected interstitial pneumonia/lung disease.
  • Uncontrolled comorbidities.
  • Toxicity from previous anti-cancer treatments not recovered to CTCAE Grade ≤
  • History of allogeneic bone marrow or organ transplantation.
  • Allergic reactions or hypersensitivity to antibody drugs.
  • Conditions affecting study drug treatment safety or compliance, including psychiatric disorders, alcohol abuse, or drug abuse.

Arms & Interventions

Experimental: Treatment group 1:JSKN003

Experimental

Drug: JSKN003 JSKN003 dose 1

Intervention: JSKN003 (Drug)

Active Comparator: Treatment group 2: Investigator's choice of chemotherapy

Active Comparator

Drug: Doxorubicin Doxorubicin dose 2

Drug: Paclitaxel Paclitaxel dose 3

Drug: Topotecan Topotecan dose 4

Intervention: Doxorubicin (Drug)

Active Comparator: Treatment group 2: Investigator's choice of chemotherapy

Active Comparator

Drug: Doxorubicin Doxorubicin dose 2

Drug: Paclitaxel Paclitaxel dose 3

Drug: Topotecan Topotecan dose 4

Intervention: Paclitaxel (Drug)

Active Comparator: Treatment group 2: Investigator's choice of chemotherapy

Active Comparator

Drug: Doxorubicin Doxorubicin dose 2

Drug: Paclitaxel Paclitaxel dose 3

Drug: Topotecan Topotecan dose 4

Intervention: Topotecan (Drug)

Outcomes

Primary Outcomes

Progression-free Survival (PFS) assessed by Blinded Independent Review Committee (BIRC) as per RECIST 1.1

Time Frame: Up to approximately 22 months

PFS was defined as the time from randomization until the date of progressive disease or death, whichever occurred first

Secondary Outcomes

  • Overall Survival (OS)(Up to approximately 22 months)
  • Overall Response Rate (ORR) evaluated by BIRC as per RECIST 1.1(Up to approximately 22 months)
  • Duration of Response (DoR) evaluated by BIRC as per RECIST 1.1(Up to approximately 22 months)
  • Disease Control Rate (DCR) evaluated by BIRC as per RECIST 1.1(Up to approximately 22 months)
  • PFS evaluated by the Investigator as per RECIST 1.1(Up to approximately 22 months)
  • ORR evaluated by the Investigator as per RECIST 1.1(Up to approximately 22 months)
  • DoR evaluated by the Investigator as per RECIST 1.1(Up to approximately 22 months)
  • DCR evaluated by the Investigator as per RECIST 1.1(Up to approximately 22 months)
  • CA-125 Response Rate assessed by the Gynaecologic Cancer Intergroup (GCIG) criteria(Up to approximately 22 months)
  • Number and Severity of Treatment-emergent Adverse Events (TEAEs)(Up to approximately 22 months)

Investigators

Sponsor Class
Industry
Responsible Party
Sponsor

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