This is a single institution Phase I-II study to evaluate the tolerability and Maximum
Tolerated Dose (MTD) (Phase I) and efficacy (Phase II) of adding Niacin CRTâ„¢ to standard
first line treatment (concurrent Radiation Therapy (RT) and Temozolomide (TMZ) following by
monthly TMZ - AKA Stupp protocol) in patients with newly diagnosed glioblastoma isocitrate
dehydrogenase (IDH) wild type.