RecruitingPhase 1Drug trialPacritinib w/ Talazoparib in Pts w/ Myeloproliferative Neoplasms Unresponsive to JAK2 InhibitionThis is a prospective phase I dose-escalation study, with the primary objective to access the MTD and find the RP2D of talazoparib, given in combination with standard of care dosing of pacritinib.