Clinical Trials Below are current clinical trials.101 studies in Neurology and Neurosurgery (open studies only). Filter this list of studies by location, status and more. EF-41/KEYNOTE D58: Phase 3 Study Of Optune Concomitant With Temozolomide Plus Pembrolizumab In Newly Diagnosed Glioblastoma Jacksonville, Fla., Rochester, Minn., Scottsdale/Phoenix, Ariz. This is a multicenter, two-arm, randomized, double-blind, placebo-controlled study of Optune® (Tumor Treating Fields at 200 kHz) together with maintenance Temozolomide (TMZ) chemotherapy agent and pembrolizumab compared to Optune® together with maintenance TMZ and placebo in newly diagnosed Glioblastoma (GBM) patients. The primary objective of the study is to evaluate the Overall Survival (OS). Pagination Clinical studies PrevPrevious Page Go to page 99 Go to page 1010 Go to page 1111 Medical Professionals Neurology & Neurosurgery Clinical Trials