(HealthDay)—Daridorexant (50 mg) improves both nighttime symptoms and daytime functioning in people with insomnia disorder, according to a study published in the Feb. 1 issue of The Lancet Neurology. Emmanuel Mignot, M.D., from the Stanford Center for Sleep Research and Medicine in Palo Alto, California, and colleagues conducted two phase 3 randomized controlled trials at 156...