Fumihiko Sakai

Opioid use, disability, and patient‐reported cognitive impairment in migraine: Multi‐country results from the Chronic Migraine Epidemiology and Outcomes—International Study

OBJECTIVE: To characterize the population who do and do not use opioids to treat migraine in the Chronic Migraine Epidemiology and Outcomes-International (CaMEO-I) Study. BACKGROUND: Opioids are not recommended for migraine treatment because of efficacy and safety limitations. ME...