A Pivotal Open-label Phase 3 Clinical Study Evaluating the Efficacy and Safety of QTX-2101 in Combination With All-trans Retinoic Acid in Newly Diagnosed, Low-risk Acute Promyelocytic Leukemia
Quetzal Therapeutics
Summary
This Phase 3 study in adult participants with newly diagnosed low-risk APL will evaluate the efficacy, safety, and PK of an oral capsule formulation of ATO, in combination with ATRA.
Eligibility
- Age range
- 18–71 years
- Sex
- All
- Healthy volunteers
- No
Inclusion Criteria: 1. Informed Consent 2. Participants must be between 18 and under 71 years of age 3. Participants must have a confirmed diagnosis of APL proven by standard genetic testing (t(15;17) or PML-RARA) 4. Participants must be classified as low- or intermediate-risk APL 5. Participants must be willing and able to comply with the scheduled study visits, treatment plans, laboratory tests, contraception guidance, and other procedures Exclusion Criteria 1. Participants who have significant heart rhythm problems including long QT syndrome, serious arrhythmias, very slow heart rate, or…
Interventions
- DrugQTX-2101 + ATRA
The experimental regimen consists of IV ATO administered once daily during induction, given continuously, for up to a maximum of 60 days. During consolidation, QTX-2101 is administered once daily, per investigator's protocol. ATRA is administered orally in two divided daily doses during induction, given continuously until bone marrow remission (not exceeding 60 days). During consolidation, ATRA is taken orally in two divided daily doses following a 2-weeks-on / 2-weeks-off schedule within each 8-week cycle.
- DrugIV arsenic trioxide (ATO) + ATRA
The comparator regimen consists of IV ATO administered once daily during induction, given continuously, for up to a maximum of 60 days. During consolidation, IV ATO is administered once daily, per investigator's protocol. ATRA is administered orally in two divided daily doses during induction, given continuously until bone marrow remission (not exceeding 60 days). During consolidation, ATRA is taken orally in two divided daily doses following a 2-weeks-on / 2-weeks-off schedule within each 8-week cycle.
Locations (4)
- Quetzal Site 1Duarte, California
- Quetzal Site 4Buffalo, New York
- Quetzal Site 2The Bronx, New York
- Quetzal Site 3Charlottesville, Virginia