Effect of percutaneous electrical nerve stimulation for the treatment of migraine.

Background: This study aimed to assess the effectiveness and safety of percutaneous electrical nerve stimulation (PENS) in migraine treatment.

Methods: Sixty-two patients with at least 2 migration attacks each month were recruited and randomly divided into a verum PENS group and a sham PENS group in a ratio of 1:1. All patients received verum or sham PENS 30 minutes daily, 5 times weekly for 12 weeks.