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ATR Kinase Inhibitor

AZD6738 for Myelodysplastic Syndrome

Phase 1
Recruiting
Led By Andrew M Brunner, MD
Research Sponsored by Massachusetts General Hospital
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Patients with MDS or CMML that has recurred after prior allogeneic stem cell transplantation
Females not breastfeeding and have a negative pregnancy test or evidence of non-child-bearing potential
Must not have
Active CNS involvement of leukemia
Prior allogeneic transplant less than 100 days out from transplant 'day 0' and off systemic immunosuppressive therapy without active grade > 1 GVHD requiring more than 10mg prednisone/day or equivalent
Timeline
Screening 3 weeks
Treatment Varies
Follow Up 2 years
Awards & highlights
No Placebo-Only Group

Summary

This trial is testing a drug called AZD6738 as a possible treatment for Myelodysplastic Syndrome or Chronic Myelomonocytic Leukemia.

Who is the study for?
Adults diagnosed with Myelodysplastic Syndrome (MDS) or Chronic Myelomonocytic Leukemia (CMML) who have not responded to, or cannot tolerate, certain chemotherapy treatments. They should be in a stable condition without acute leukemia and must not have other active cancers. Participants need functioning major organs and agree to use contraception.
What is being tested?
The trial is testing AZD6738, an investigational drug for treating MDS/CMML. It's designed for patients whose disease has progressed after standard therapies or those ineligible for stem cell transplantation. The study will assess the drug's effectiveness and safety.
What are the potential side effects?
Potential side effects of AZD6738 may include blood disorders, fatigue, digestive issues like nausea and vomiting, liver function changes, possible allergic reactions if sensitive to the drug components, and increased risk of infections.

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
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My MDS or CMML has returned after a stem cell transplant.
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I am not pregnant, breastfeeding, and can't become pregnant.
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My MDS or CMML has returned after a stem cell transplant.
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I can take care of myself but might not be able to do heavy physical work.
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My kidney function, measured by creatinine clearance, is sufficient.
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I can take care of myself but might not be able to do heavy physical work.
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My cancer has specific genetic mutations or is wildtype.
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My MDS did not respond to specific chemotherapy, or I couldn't tolerate it.
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My MDS is high-risk and didn't respond to specific chemotherapy treatments.
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I am not eligible for or have chosen not to undergo stem cell transplantation.
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I have been diagnosed with MDS or CMML that is getting worse or not going away.
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I can swallow and keep down pills.

Exclusion Criteria

You may be eligible for the trial if you check “No” for criteria below:
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My leukemia has spread to my brain or spinal cord.
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I had a transplant less than 100 days ago and am not on strong immune-suppressing drugs.
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I have been diagnosed with acute myeloid leukemia.
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I have an active hepatitis B or C infection.
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I am HIV-positive.
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I have been diagnosed with ataxia-telangiectasia.
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I have severe, ongoing stomach issues that affect how my body absorbs medication.
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I do not have any uncontrolled illnesses.
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I have previously been treated with ATR or DDR inhibitors.
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I am not taking strong drugs that affect liver enzyme CYP3A4.
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I haven't taken any experimental drugs within the last 21 days or longer.
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I have another cancer that hasn't been treated yet.
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I have not had any heart diseases in the last 6 months.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~2 years
This trial's timeline: 3 weeks for screening, Varies for treatment, and 2 years for reporting.

Treatment Details

Study Objectives

Study objectives can provide a clearer picture of what you can expect from a treatment.
Primary study objectives
Safety of AZD6738 in MDS and CMML (Incidence of dose limiting toxicities)
Secondary study objectives
Classification of Toxicity
Overall Response Rate - splicing factor MUT
Overall Response Rate - splicing factor WT
+2 more
Other study objectives
Biomarkers
Factors associated with response/resistance

Awards & Highlights

No Placebo-Only Group
All patients enrolled in this study will receive some form of active treatment.

Trial Design

1Treatment groups
Experimental Treatment
Group I: AZD6738Experimental Treatment1 Intervention
Patients will receive AZD6738 orally on a 28-day cycle
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
Ceralasertib
Not yet FDA approved

Find a Location

Who is running the clinical trial?

Massachusetts General HospitalLead Sponsor
3,015 Previous Clinical Trials
13,309,308 Total Patients Enrolled
47 Trials studying Leukemia
4,805 Patients Enrolled for Leukemia
AstraZenecaIndustry Sponsor
4,400 Previous Clinical Trials
289,122,673 Total Patients Enrolled
43 Trials studying Leukemia
7,263 Patients Enrolled for Leukemia
Andrew M Brunner, MDPrincipal InvestigatorMassachusetts General Hospital
1 Previous Clinical Trials
22 Total Patients Enrolled
1 Trials studying Leukemia
22 Patients Enrolled for Leukemia

Media Library

AZD6738 (ATR Kinase Inhibitor) Clinical Trial Eligibility Overview. Trial Name: NCT03770429 — Phase 1
Leukemia Research Study Groups: AZD6738
Leukemia Clinical Trial 2023: AZD6738 Highlights & Side Effects. Trial Name: NCT03770429 — Phase 1
AZD6738 (ATR Kinase Inhibitor) 2023 Treatment Timeline for Medical Study. Trial Name: NCT03770429 — Phase 1
~8 spots leftby Nov 2025