Actively Recruiting

Phase 2
Age: 18Years +
All Genders
ID06220487

A Single-arm, Open-label Study of Olverembatinib, CD3/CD19 Bispecific T-cell Engager, and Chidamide in Patients With Newly Diagnosed Philadelphia Chromosome-positive Acute Lymphoblastic Leukemia

Led by Nanfang Hospital, Southern Medical University · Updated on 2024-01-24

67

Participants Needed

1

Research Sites

104 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Researchers are evaluating a combination treatment for adults newly diagnosed with Philadelphia Chromosome-positive acute lymphoblastic leukemia (Ph+ALL). This phase 2, single-arm, open-label study explores the safety and effectiveness of combining a third-generation tyrosine kinase inhibitor (Olverembatinib), a CD3/CD19 bispecific T-cell engager (Blinatumomab), and a histone deacetylase inhibitor (Chidamide), known as the ABC regimen. The study aims to improve early and deep complete molecular remission rates and overall outcomes for this leukemia subtype, especially in patients with high-risk genetic markers like IKZF1 deletions. Participants will receive treatment in phases over several years. Initially, after pretreatment with glucocorticoid, they undergo one year of induction and consolidation therapy with Olverembatinib, Blinatumomab, and Chidamide following a specific schedule of doses and cycles. This is followed by three years of maintenance therapy using Olverembatinib and Chidamide. After treatment, participants enter a five-year follow-up phase to monitor long-term effects and disease status. Throughout the study, participants will be closely monitored for complete molecular remission at three months and other outcomes such as overall survival, event-free survival, and adverse events over up to five years. Specific genetic subgroups like IKZF1del and IKZF1plus will be assessed for treatment response. Regular clinical evaluations, laboratory tests, and safety assessments are part of the study to track participants' health and treatment adherence during this multi-year trial.

CONDITIONS

Brief Title

A Single-arm, Open-label Study of Olverembatinib, CD3/CD19 Bispecific T-cell Engager, and Chidamide in Patients With Newly Diagnosed Ph+ALL

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Signed written informed consent
  • Newly diagnosed adult B-precursor Philadelphia Chromosome-positive acute lymphoblastic leukemia
  • Age 18 years or older
  • ECOG Performance Status 0-1
  • Ineligible for allogeneic hematopoietic stem cell transplantation (allo-HSCT)
  • Liver function tests (AST, ALT, AP) less than 2 times upper limit of normal
  • Creatinine clearance of 50 mL/min or higher
  • Serum amylase and lipase less than or equal to 1.5 times upper limit of normal
  • Normal cardiac function
  • Negative HIV test, negative HBV DNA, and negative HCV RNA
  • Negative pregnancy test for women of childbearing potential
Not Eligible

You will not qualify if you...

  • Previous systemic chemotherapy or CAR-T therapy for acute lymphoblastic leukemia
  • Impaired cardiac function including LVEF below 45%, complete left bundle branch block, use of a cardiac pacemaker, significant ECG abnormalities, congenital long QT syndrome, significant arrhythmias, bradycardia below 50 beats per minute, or prolonged QTc over 450 msec
  • Myocardial infarction within 3 months before starting Olverembatinib
  • Angina pectoris
  • Gastrointestinal disorders affecting drug absorption such as ulcerative disease, uncontrolled nausea, vomiting, diarrhea, malabsorption syndrome, or small bowel resection
  • History or presence of autoimmune disease
  • History or presence of relevant central nervous system pathology or CNS leukemia
  • History of other malignancies
  • Active infection
  • Nursing women or women of childbearing potential unwilling to use effective contraception during and for 3 months after the study, or male patients unwilling to use contraception
  • Not eligible for this study as decided by the principal investigator

AI-Screening

AI-Powered Screening

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Treatment

Duration - Up to 4 years

Participants receive the ABC regimen including Olverembatinib, Blinatumomab, and Chidamide. This regimen consists of a pretreatment phase, induction and consolidation therapy for 1 year, followed by maintenance therapy for 3 years.

Multiple treatment cycles over 1 year of induction and consolidation, followed by maintenance therapy for 3 years

Follow-up

Duration - 5 years

Participants are followed for safety and survival outcomes after treatment completion.

Visits according to follow-up schedule for up to 5 years

Trial Site Locations

Total: 1 location

1

Dept of Hematology, Nanfang Hospital, Southern Medical University

Guangzhou, Guangdong, China, 510515

Actively Recruiting

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Research Team

H

Hongsheng Zhou, M.D; Ph.D

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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Published Research Related To This Trial

Ponatinib and blinatumomab for Philadelphia chromosome-positive acute lymphoblastic leukaemia: a US, single-centre, single-arm, phase 2 trial.

Elias Jabbour, Nicholas J Short, Nitin Jain...

https://pubmed.ncbi.nlm.nih.gov/36402146