Overview Medical Therapies for Chronic Post-Traumatic Headaches Status: Terminated Trial end date: 2013-04-01 Target enrollment: Participant gender: Summary To determine if propranolol, amitriptyline, or topiramate decreases headache frequency in patients with chronic post-traumatic headaches. Phase: Phase 4 Details Lead Sponsor: Madigan Army Medical CenterCollaborators: U.S. Army Medical Research and Development CommandU.S. Army Medical Research and Materiel CommandTreatments: AmitriptylineAmitriptyline, perphenazine drug combinationPropranololTopiramate