The U.S. Food and Drug Administration has approved the first device aimed at easing the pain of migraines preceded by aura -- sensory disturbances that occur just before an attack.
The Cerena Transcranial Magnetic Stimulator would be obtained through prescription, the FDA said in a statement released Friday. Patients use both hands to hold the device against the back of their head and press a button so that the device can release a pulse of magnetic energy.