Comparison Between Transcranial Stimulation Protocols With Continuous Current in the Chronic Migraine

Comparison Between Stimulation Transcranial Protocols With Continuous Current in the Chronic Migraine: Clinical Trial, Triple-blind, Placebo-controlled

This study aims to compare the effects of transcranial direct current stimulation on the clinical and cognitive function in patients with chronic migraine.

The patients will be randomized into 1 of 3 groups: active tDCS for 15 minutes, active tDCS for 15 minutes, with an interval of 20 minutes and more 15 minutes os stimulation, sham tDCS for 15 minutes. The tDCS will be applied for 10 days over 2 weeks.

Inclusion Criteria:

• females
• clinical diagnosis of chronic migraine according to the International Classification of Headaches Disorders (ICHD-3 beta).

Exclusion Criteria:

• headache attributable to some pathological condition, associated neurologic or neuropsychiatric disease
• use of central nervous system modulating drugs
• pregnancy
• metallic head implants
• use of a cardiac pacemaker