Migraine without aura (‘common’ migraine). 66-75% of migraineurs; must have had at least five attacks. Attacks lasting 4-72 hours untreated. At least 2 of headache characteristics: unilateral, pulsating or throbbing, moderate to severe, aggravated by movement. At least 1 associated symptom during headache: nausea and/or vomiting, photophobia and phonophobia.
