Overview Riluzole Effects on Hippocampus Biomarkers Status: Completed Trial end date: 2019-03-16 Target enrollment: Participant gender: Summary To examine the clinical efficacy of the anti-glutamatergic medication riluzole in posttraumatic stress disorder (PTSD), and its effect on hippocampus biomarkers that our laboratory previously has identified using MRS. Phase: Early Phase 1 Details Lead Sponsor: Mclean HospitalCollaborator: Brain & Behavior Research FoundationTreatments: Riluzole