A Study of Inotuzumab Ozogamicin in Chinese Patients With Relapsed or Refractory Acute Lymphoblastic Leukemia

NCT ID: NCT05687032

Last Updated: 2025-12-03

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE4

Total Enrollment

44 participants

Study Classification

INTERVENTIONAL

Study Start Date

2023-02-24

Study Completion Date

2025-11-06

Brief Summary

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This is an open-label, single-arm, multicenter study in Chinese patients with relapsed or refractory CD22-positive B-cell ALL. The objective of the study is to confirm the efficacy, safety, and PK of inotuzumab ozogamicin in patients with relapsed or refractory B-cell ALL from mainland China.

Detailed Description

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Conditions

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Acute Lymphoblastic Leukemia

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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inotuzumab ozogamicin

Dose: inotuzumab ozogamicin 0.8-0.5 mg/m\^2 IV, weekly, 3 times per cycle Cycle length: 21-28 days Total number of cycles: 6

Group Type EXPERIMENTAL

inotuzumab ozogamicin

Intervention Type DRUG

Given IV

Interventions

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inotuzumab ozogamicin

Given IV

Intervention Type DRUG

Other Intervention Names

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Besponsa

Eligibility Criteria

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Inclusion Criteria

* Male or female participants, age 18 years or older at screening.
* Relapsed or refractory CD22-positive ALL.
* Subjects with Philadelphia chromosome-positive (Ph+) ALL must have failed standard treatment with at least one tyrosine kinase inhibitor.
* Patients in Salvage 1 with late relapse should be deemed poor candidates for reinduction with initial therapy.
* Patients with lymphoblastic lymphoma and bone marrow involvement ≥5% lymphoblasts by morphologic assessment.
* ECOG performance status 0-2.
* Adequate renal and hepatic function, and negative pregnancy test for women of childbearing potential.

Exclusion Criteria

* Subjects with isolated extramedullary relapse or active central nervous system (CNS) leukemia.
* Prior allogeneic hematopoietic stem cell transplant (HSCT) or other anti-CD22 immunotherapy within 4 months, or active graft versus host disease (GvHD) at study entry.
* Evidence or history of veno-occlusive disease (VOD) or sinusoidal obstruction syndrome (SOS).
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Pfizer

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Pfizer CT.gov Call Center

Role: STUDY_DIRECTOR

Pfizer

Locations

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Peking University Third Hospital

Beijing, Beijing Municipality, China

Site Status

Fujian Medical University Union Hospital

Fuzhou, Fujian, China

Site Status

Guangzhou First People's Hospital

Guangzhou, Guangdong, China

Site Status

NanFang Hospital of Southern Medical University

Guangzhou, Guangdong, China

Site Status

Sun Yat-sen University Cancer Center

Guangzhou, Guangdong, China

Site Status

The First Hospital of Harbin

Harbin, Heilongjiang, China

Site Status

Henan Cancer Hospital

Zhengzhou, Henan, China

Site Status

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

Wuhan, Hubei, China

Site Status

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

Wuhan, Hubei, China

Site Status

The First Affiliated Hospital of Soochow University

Suzhou, Jiangsu, China

Site Status

The First Hospital of Jilin University

Changchun, Jilin, China

Site Status

West China Hospital of Sichuan University

Chengdu, Sichuan, China

Site Status

Institute of Hematology and Blood Diseases Hospital, Chinese Academy of Medical Sciences

Tianjin, Tianjin Municipality, China

Site Status

The first Affiliated Hospital, Zhejiang University School of Medicine

Hangzhou, Zhejiang, China

Site Status

The First Affiliated Hospital of Wenzhou Medical College

Wenzhou, Zhejiang, China

Site Status

Institute of Hematology and Blood Diseases Hospital, Chinese Academy of Medical Sciences

Tianjin, , China

Site Status

Countries

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China

Provided Documents

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Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Related Links

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https://pmiform.com/clinical-trial-info-request?StudyID=B1931034

To obtain contact information for a study center near you, click here.

Other Identifiers

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NCT05687032

Identifier Type: REGISTRY

Identifier Source: secondary_id

B1931034

Identifier Type: -

Identifier Source: org_study_id

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