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A Study of LBL-024 in Combination With Paclitaxel ± Bevacizumab for the Treatment of Platinum-resistant Ovarian Cancer

An Open-label, Multi-center Phase Ib/II Study to Evaluate the Efficacy and Safety of LBL-024 in Combination With Paclitaxel Injection ± Bevacizumab in Patients With Platinum-resistant Ovarian Cancer

Status
Recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07042802
Enrollment
180
Registered
2025-06-29
Start date
2025-12-02
Completion date
2028-12-25
Last updated
2026-08-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Ovarian Cancer

Brief summary

This study is an open-label, multicenter Phase Ib/II clinical trial of LBL-024 in combination with other drugs for the treatment of patients with platinum-resistant ovarian cancer (OC), aiming to evaluate the efficacy and safety of LBL-024 in combination with other drugs in the treatment of advanced recurrent platinum-resistant ovarian cancer (OC).

Detailed description

The trial consists of two phases: Phase Ib and Phase II. Phase Ib is a single arm, open label, safety and efficacy exploration phase, which includes two cohorts with different dosing regimens. The two cohorts can be conducted simultaneously. After completion of Phase Ib, the sponsor and investigators will jointly evaluate the safety, tolerance and preliminary efficacy of combination treatment. Based on this evaluation, they will decide to continue Phase II study with the current protocol or adjust the design of Phase II study before initiating the study. Phase II is an open-label, randomized, positive-controlled extension study in which eligible participants were randomly assigned to the trial group or control group at a ratio of 2:1. This study plans toenroll up to 180 subjects.

Interventions

Intravenous infusion.

DRUGPaclitaxel injection

Intravenous infusion.

DRUGBevacizumab injection

Intravenous infusion.

Sponsors

Nanjing Leads Biolabs Co.,Ltd
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. Agree to follow the trial treatment regimen, visit schedule, laboratory test, and other requirements of the protocol, and voluntarily enroll in the study and sign the written informed consent. 2. At the time of signing the informed consent form, the age was ≥ 18 years old. 3. The Eastern Cooperative Oncology Group's physical status scoring standard (ECOG) is 0\~1. 4. The expected survival time is at least 12 weeks. 5. According to the evaluation of RECIST 1.1 (Response Evaluation Criteria in Solid Tumours),the Participants enrolled have at least one measurable lesion. 6. Females of childbearing age are willing to take highly effective contraceptive measures From the signing of the informed consent form to within 6 months after the last administration of the trial drug;Women of childbearing age include pre-menopausal women and women within 2 years after menopause. Women of childbearing age must have a negative pregnancy test within 7 days before the first trial drug is administered.

Exclusion criteria

1. The Participants is currently participating in any other clinical trial,Or has received or is receiving other investigational agents within 4 weeks prior to the first dose of study drug. 2. Use of immunomodulatory drugs within 2 weeks prior to the first use of study drug. 3. Participants with active infection and currently requiring systemic treatment. active pulmonary tuberculosis (TB), receiving anti-tuberculosis treatment or Received anti-tuberculosis treatment within 6 months before screening. 4. Participants with clinically uncontrollable pleural effusion, pericardial effusion or ascites, and those requiring repeated drainage or medical intervention. 5. The Participants has a Medical history of immunodeficiency, including HIV antibody positive. 6. Active hepatitis B or active hepatitis C. 7. Women during pregnancy or lactation. 8. History of mental and/or psychiatric illness (impairing understanding or giving informed consent), drug abuse, alcoholism, or drug addiction. 9. The investigator believes that the Participants has other conditions that may affect compliance or are not suitable for participating in this study.

Design outcomes

Primary

MeasureTime frameDescription
Objective Response Rate (ORR)From all subjects signed the informed consent form up to the completion of the follow-up period of drug withdrawal (28 days after drug withdrawal or before the start of new anti-tumor therapy)According to the evaluation criteria of RECIST V1.1 (solid tumour) ,Proportion of subjects achieving complete response (CR) or partial response (PR).It was used to evaluate the efficacy in Phase Ib.
Occurrence of adverse event (AE) and serious adverse event (SAE)From all subjects signed the informed consent form up to the completion of the follow-up period of drug withdrawal (90 days after drug withdrawal or before the start of new anti-tumor therapy)Adverse event (AE) will be graded according to the National Cancer Institute (NCI) Common Terminology Criteria for Adverse Events (CTCAE) 5.0.The safety profile of LBL-024 in combination with paclitaxel will be assessed by monitoring the adverse event (AE) and serious adverse event (SAE) in Phase Ib study.
Progression-free Survival(PFS)From all subjects signed the informed consent form up to the completion of the follow-up period of drug withdrawal (28 days after drug withdrawal or before the start of new anti-tumor therapy)According to the evaluation criteria of RECIST V1.1 (solid tumour),Time from randomisation to disease progression or death from any cause.It was used to evaluate Time of disease no-progression or Drug resistance in Phase II.

Secondary

MeasureTime frameDescription
CmaxFrom all subjects signed the informed consent form up to the completion of the follow-up period of drug withdrawal (28 days after drug withdrawal or before the start of new anti-tumor therapy)Maximum drug concentration in plasma after administration.
TmaxFrom all subjects signed the informed consent form up to the completion of the follow-up period of drug withdrawal (28 days after drug withdrawal or before the start of new anti-tumor therapy)After administration,Time to reach maximum drug concentration in plasma.
ImmunogenicityFrom all subjects signed the informed consent form up to the completion of the follow-up period of drug withdrawal (28 days after drug withdrawal or before the start of new anti-tumor therapy)The immunogenicity is evaluated by the incidence of anti-drug antibodies (ADA) and neutralizing antibodies (if applicable) in subjects.Immunogenicity refers to the performance that can elicit an immune response.
Disease Control Rate(DCR)From all subjects signed the informed consent form up to the completion of the follow-up period of drug withdrawal (28 days after drug withdrawal or before the start of new anti-tumor therapy)Percentage of participants achieving CR, PR, iCR, iPR and stable disease (SD) after treatment.
Duration of Response(DOR)From all subjects signed the informed consent form up to the completion of the follow-up period of drug withdrawal (28 days after drug withdrawal or before the start of new anti-tumor therapy)DOR is defined as the duration from earliest date of disease response (CR、PR 、iCR or iPR) until earliest date of disease progression or death from any cause(if occurring sooner than progression).

Countries

China

Contacts

CONTACTlingying wu
mengdongtao@leadsbiolabs.com025-83378099
PRINCIPAL_INVESTIGATORlingying wu

Cancer Institute and Hospital, Chinese Academy of Medical Sciences

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 14, 2026