Actinium is developing two radioimmunotherapy (RIT) drugs based on its APIT drug delivery platform. Iomab-B is being developed for bone marrow conditioning for hematopoietic stem cell transplantation (HSCT) in relapsed and refractory AML patients age of 55 or older. The company is currently preparing for Phase III trial with Iomab-B. Its other product is Actimab-A, an antibody-drug construct containing iodine-131 used in myeloconditioning for HSCT in various indications.