Acupuncture in migraine prevention: a randomized sham controlled study with 6-months posttreatment follow-up.

Objective: To assess the efficacy of acupuncture in migraine prophylaxis.

Methods: Thirty-seven patients with migraine were enrolled in a randomized control trial at the Headache clinic located in a University Hospital. Real and sham acupuncture groups received 16 acupuncture sessions over 3 months.