A Phase I Trial of QLS2313 Injection in Relapsed/Refractory Hematological Malignancies

NCT ID: NCT07294300

Last Updated: 2025-12-19

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

NOT_YET_RECRUITING

Clinical Phase

PHASE1

Total Enrollment

124 participants

Study Classification

INTERVENTIONAL

Study Start Date

2026-01-31

Study Completion Date

2028-02-29

Brief Summary

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This study is an open-label, dose-escalation and efficacy-expansion Phase I clinical trial to evaluate the safety, tolerability, PK profile, immunogenicity, and preliminary antitumor activity of QLS2313 as a monotherapy in patients with relapsed/refractory hematological malignancies.

Detailed Description

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Conditions

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Relapsed/Refractory Hematological Malignancies

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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QLS2313

Group Type EXPERIMENTAL

QLS2313

Intervention Type DRUG

CD79b/CD3/CD20;first in human; subcutaneous injection

Interventions

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QLS2313

CD79b/CD3/CD20;first in human; subcutaneous injection

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Males or females aged ≥ 18 years;
2. Patients with relapsed/refractory hematological malignancies, specifically patients with B-cell NHL or CLL/small lymphocytic lymphoma (SLL) as defined by the 2022 World Health Organization (WHO) classification, who are relapsed/refractory and have no standard of care available as judged by the investigator;
3. Having a measurable disease defined by appropriate disease response criteria;
4. Subjects with sufficient organ function prior to the first dose of the investigational drug
5. Eastern Cooperative Oncology Group (ECOG) performance status (PS) score: 0 or 1

Exclusion Criteria

1. Previous treatment with a CD79b/CD3/CD20 trispecific antibody;
2. Known central nervous system (CNS) involvement;
3. Known history of allogeneic organ transplantation or allogeneic hematopoietic stem cell transplantation/bone marrow transplantation;
4. Treatment with autologous stem cell transplantation within 3 months;
5. Prior genetically modified adoptive cell therapy (e.g., chimeric antigen receptor T cells \[CAR-T\] and natural killer cells \[CAR-NK\]) within 3 months
6. Presence of viral, bacterial or uncontrolled fungal infection requiring intravenous drug infusion within 1 week prior to the first dose
7. Presence of chronic or acute active hepatitis B virus (HBV) or hepatitis C virus (HCV) infection, defined as HBV-5 test at screening indicating active infection (positive HBsAg and/or positive HBcAb) with HBV-DNA \> ULN, or positive HCVAb and positive HCV-RNA, allowed for antiviral therapy.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Qilu Pharmaceutical Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Shanghai Jiaotong University School of Medicine Ruijin Hospital

Shanghai, Shanghai Municipality, China

Site Status

Countries

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China

Central Contacts

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Weili Zhao, PhD

Role: CONTACT

Phone: 15214370575

Email: [email protected]

Other Identifiers

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QLS2313-101

Identifier Type: -

Identifier Source: org_study_id