Amgen announced that the results of two open-label extension (OLE) studies of AimovigTM (erenumab-aooe) in patients with chronic and episodic migraine, respectively, will be presented at the 60th Annual Scientific Meeting of the American Headache Society (AHS) in San Francisco. Results from a one-year study in chronic migraine patients reinforced the established safety and efficacy profile of Aimo...