Imetelstat
Last Updated: 02/24/2026
An Open Label, Phase 1/1b Study to Evaluate the Safety, Pharmacokinetics, Pharmacodynamics and Clinical Activity of Imetelstat in Combination With Ruxolitinib in Patients With Myelofibrosis
Summary: The purpose of the study is to identify the recommended Part 2 dose (R2PD) of imetelstat sodium in combination with ruxolitinib in participants with myelofibrosis (MF) in Part 1, and to evaluate the safety and preliminary clinical activity of the R2PD of imetelstat sodium in combination with ruxolitinib in participants with MF in Part 2.
IMetelstat and Azacitidine With or Without Venetoclax GIveN in rElapsed Acute Myeloid Leukemia (IMAGINE Trial)
Summary: IMAGINE is a two-part trial to evaluate the safety and preliminary efficacy of imetelstat in combination with azacitidine with or without venetoclax in patients with relapsed or refractory AML. The trial will consist of a safety run-in phase (Part A) employing a 3+3 design to monitor dose-limiting toxicities of imetelstat when administered in combination with a fixed dose of azacitidine. Part B wi...
A Phase 1 Study of GRN163L (Imetelstat) in Combination With Fludarabine and Cytarabine for Patients With Acute Myeloid Leukemia That is in Second or Greater Relapse or That is Refractory to Relapse Therapy; Myelodysplastic Syndrome or Juvenile Myelomonocytic Leukemia in First or Greater Relapse or is Refractory to Relapse Therapy
Summary: This phase I trial tests the safety, side effects, and best dose of imetelstat in combination with fludarabine and cytarabine in treating patients with acute myeloid leukemia (AML), myelodysplastic syndrome (MDS) or juvenile myelomonocytic leukemia (JMML) that has not responded to previous treatment (refractory) or that has come back after a period of improvement (recurrent). Imetelstat may stop t...
Last Updated: 02/24/2026