CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 421 enrolled
Drug / intervention
Not specified
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05923112
NCT05923112N/ACompleted

BESPONSA® INJECTION 1 MG SPECIAL INVESTIGATION

Pfizer·observational·Posted Jun 28, 2023·Updated Dec 5, 2025

In Brief

An observational study for Acute Lymphocytic Leukemia. Completed, enrolled 421 participants across 1 site.

Detailed Summary

The purpose of this study is to learn about the safety and effectiveness of BESPONSA. BESPONSA is approved for treatment of relapsed or refractory CD22-positive acute lymphocytic leukemia. Registration criteria for this study is all patients who starting BESPONSA in Japan from its launch to the market to April 30, 2020. All patients in this study will receive BESPONSA according to the prescriptions. Patients will be followed up as follow. * 52 weeks for patients who did not have a HSCT (Hematopoietic Stem Cell Transplant) within 52 weeks after starting BESPONSA. * Up to 52 weeks after a HSCT for patients who had a HSCT within 52 weeks after starting BESPONSA.

Study Details

Study Typeobservational
Allocation--
Masking--
Primary Purpose--
CountriesJapan
Collaborators--

Timeline

N/ACompletedFinished
20192020202120222023202420252026
First PostedJun 28, 2023
Enrollment StartJul 2, 2018
Primary CompletionSep 6, 2024
TodayJul 2, 2026
Enrollment to primary: 6.2 yearsPosted 3.0 years ago