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Monoclonal Antibodies

ABC008 for Large Granular Lymphocytic Leukemia

Phase 1 & 2
Waitlist Available
Research Sponsored by Abcuro, Inc.
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Be older than 18 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up day 1 and throughout the 48 weeks of follow up
Awards & highlights
No Placebo-Only Group

Summary

This trial is testing a new drug for adults with T-cell Large Granular Lymphocytic Leukemia.

Who is the study for?
Adults with T-cell Large Granular Lymphocytic Leukemia (T-LGLL) who have low neutrophil or hemoglobin levels, frequent infections, or symptoms of anemia can join. They must be over 18, have a BMI ≤35 kg/m2, and proper liver and kidney function. Excluded are those with more than three prior treatments for T-LGLL (except prednisone), other autoimmune diseases besides specified ones, active infections including TB, recent vaccinations or surgeries, organ transplants, HIV/HTLV positive status.
What is being tested?
The trial is testing ABC008 in adults with T-LGLL to see how they respond to different doses. It's an open-label study which means everyone knows what treatment they're getting; there's no placebo group.
What are the potential side effects?
Potential side effects of ABC008 aren't listed but may include reactions similar to other monoclonal antibodies such as allergic reactions or infusion-related issues since participants with known hypersensitivity to mAb therapies are excluded.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~day 1 and throughout the 48 weeks of follow up
This trial's timeline: 3 weeks for screening, Varies for treatment, and day 1 and throughout the 48 weeks of follow up for reporting.

Treatment Details

Study Objectives

Study objectives can provide a clearer picture of what you can expect from a treatment.
Secondary study objectives
Change from baseline in ECG parameters
Change from baseline in safety lab (Coagulation)
Change from baseline in safety lab (Complement)
+2 more

Awards & Highlights

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

Trial Design

5Treatment groups
Experimental Treatment
Group I: ABC008 Dose Level 5 CohortExperimental Treatment1 Intervention
3.0 mg / kg ABC008 Subjects receive ABC008 every 4 weeks. Cohorts receive escalating doses of ABC008 until completion of cohort 5 or any cohort is determined to have exceeded the maximum tolerated dose.
Group II: ABC008 Dose Level 4 CohortExperimental Treatment1 Intervention
3.0 mg / kg ABC008 Subjects receive ABC008 every 8 weeks OR 1.5 mg / kg Subjects receive ABC008 every 4 weeks. Cohorts receive escalating doses of ABC008 until completion of cohort 5 or any cohort is determined to have exceeded the maximum tolerated dose.
Group III: ABC008 Dose Level 3 CohortExperimental Treatment1 Intervention
1.5 mg / kg ABC008 Subjects receive ABC008 every 8 weeks. Cohorts receive escalating doses of ABC008 until completion of cohort 5 or any cohort is determined to have exceeded the maximum tolerated dose.
Group IV: ABC008 Dose Level 2 CohortExperimental Treatment1 Intervention
0.75 mg / kg ABC008 Subjects receive ABC008 every 8 weeks. Cohorts receive escalating doses of ABC008 until completion of cohort 5 or any cohort is determined to have exceeded the maximum tolerated dose.
Group V: ABC008 Dose Level 1 CohortExperimental Treatment1 Intervention
0.25 mg / kg ABC008 Subjects receive ABC008 every 8 weeks. Cohorts receive escalating doses of ABC008 until completion of cohort 5 or any cohort is determined to have exceeded the maximum tolerated dose.

Find a Location

Who is running the clinical trial?

Abcuro, Inc.Lead Sponsor
3 Previous Clinical Trials
531 Total Patients Enrolled

Media Library

Large Granular Lymphocytic Leukemia Clinical Trial 2023: ABC008 Highlights & Side Effects. Trial Name: NCT05532722 — Phase 1 & 2
~5 spots leftby Sep 2025