A 3-year follow-up study of outcomes associated with patterns of traditional acute and preventive migraine treatment: An administrative claims-based cohort study in the United States.

Migraine-specific annual healthcare costs and acute migraine medication overuse remained lowest among patients with persistent AMT and PMT versus non-persistent treatment. Study findings are limited to the US population. Future studies should compare costs and associated outcomes between newer preventive migraine medications in patients with migraine.