At least five attacks fulfilling criteria B, C, and D

Attack lasting 4 to 72 hours (untreated or unsuccessfully treated)

Having at least two of these characteristics: aggravation by or causing avoidance of routine physical activity (e.g., walking or climbing stairs), moderate or severe pain intensity, pulsating quality, unilateral location

Having at least one of these conditions during the headache: nausea and/or vomiting, phonophobia or photophobia

At least two attacks fulfilling criteria B and C

Having one or more of these fully reversible aura symptoms: brainstem, motor, retinal, sensory, speech and/or language, visual

Having at least two of these characteristics: at least one aura symptom spreads gradually over at least 5 minutes and/or two or more symptoms occur in succession; each individual aura symptom lasts 5 to 60 minutes; at least one aura symptom is unilateral; the aura is accompanied or followed within 60 minutes by headache

Headaches at least 15 days per month for more than 3 months and fulfilling criteria B and C

Occurring in patients with at least five attacks fulfilling criteria in the Migraine with Aura or Migraine without Aura sections

For at least 8 days per month for more than 3 months, fulfills any of the following:

Criteria C and D for Migraine without Aura section

Criteria B and C for Migraine with Aura section

Believed by the patient to be migraine at onset and relieved by triptan or ergot derivative

Headache occurring on at least 15 days per month in a patient with a pre-existing headache disorder

Regular overuse for more than three months of one or more drugs that can be taken for acute and/or symptomatic treatment of headache†