NCT05044039

Phase I Dose Escalation and Dose Expansion Study of Duvelisib Following Chimeric Antigen Receptor T-Cell Therapy

Study Summary

While chimeric antigen receptor T-cell (CAR T-cell) therapy produces impressive response rates in heavily pre-treated patients, early loss of response remains a barrier. One potential mechanism of relapse is limited CAR T-cell persistence. Pre-clinical research shows that PI3K inhibition represents an intriguing mechanism for increasing CAR T-cell persistence that is easily reversible and CAR T-cell agnostic. The investigators hypothesize that PI3K inhibition with duvelisib would be safe, may provide effective prophylaxis against cytokine release syndrome (CRS), and may enhance the persistence and efficacy of CAR T-cells in the treatment of hematologic malignancies.

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Interventions

DuvelisibDRUG
Patients should take duvelisib at approximately the same time every day, with or without food.

Study Locations

FacilityCityStateCountry
Washington University School of MedicineSt LouisMissouriUnited States

Official Trial Information

View on ClinicalTrials.gov

Data sourced from ClinicalTrials.gov. Last updated: April 14, 2026