The Combination of Duvelisib, a PI3K-{delta},{gamma} Inhibitor, and Romidepsin Is Highly Active in Relapsed/Refractory Peripheral T-Cell Lymphoma with Low Rates of Transaminitis: Results of Parallel Multicenter, Phase 1 Combination Studies with Expansion Cohorts

Conclusion: Duvelisib in combination with romidepsin is highly active in pts with PTCL with tolerable side effects. Duvelisib can be safely combined with romidepsin at a 3-fold higher dose than with bortezomib (75 mg BID vs 25 mg BID) with much lower rate of Gr 3-4 transaminitis than single-agent duvelisib at the same dose. The high response rates and safety of Arm A (Duvelisib + Romidepsin) in PTCL appears to be a potential therapeutic advance and warrants further evaluation in a larger study.DisclosuresHorwitz: Portola: Consultancy; Innate Pharma: Consultancy; Forty Seven: Consultancy, Research Funding; Kyowa-Hakka-Kirin: Consultancy, Research Funding; ADC Therapeutics: Consultancy, Research Funding; Seattle Genetics: Consultancy, Research Funding; Millennium/Takeda: Consultancy, Research Funding; Mundipharma: Consultancy; Corvus: Consultancy; Celgene: Consultancy, Research Funding; Infinity/Verastem: Consultancy, Research Funding; Aileron Therapeutics: Consultancy, Research Funding; Spectrum: Research Funding; Trillium: Consultancy. Moskowitz: Takeda: Honoraria; Incyte: Research Funding; Seattle Genetics: Consultancy, Honoraria, Research Funding; Bristol Myers-Squibb: Consultancy, Research Funding; Merck: Research Funding; ADC Therapeutics: Research Funding. Jacobsen: Seattle Genetics: Consultancy; Merck: Consultancy. Mehta-Shah: Spectrum: Consultancy; Bristol-Myers Squibb: Research Funding; Celgene: Research Funding; Genetech: Research Funding; Verastem: Research Funding....
Source: Blood - Category: Hematology Authors: Tags: 624. Hodgkin Lymphoma and T/NK Cell Lymphoma-Clinical Studies: Immunotherapy and Targeted Strategies Source Type: research