Overview Angiotensin II Receptor Blockers, Steroids and Radiotherapy in Glioblastoma Status: Completed Trial end date: 2017-05-15 Target enrollment: Participant gender: Summary To assess the efficacy of an Angiotensin-II inhibitor (Losartan) to reduce peritumoral edema in newly diagnosed glioblastoma patients. Phase: Phase 3 Details Lead Sponsor: Assistance Publique - Hôpitaux de ParisCollaborator: ANOCEF (french association of neuro-oncologists)Treatments: Angiotensin IIAngiotensin Receptor AntagonistsAngiotensinogenLosartanTemozolomide