Patients:

Migraine without aura according to the criteria of the International Classification of Headache Disorders (ICHD-3 beta)

1-4 days with migraine per month in the preceding last 3 months

A score between 2 and 6 on a numeric rating scale for the intensity of interictal photophobia (range from 0 to 10 (= max. intensity))

A score \>4 for ictal photophobia

Controls

No personal or family history of migraine

A score \<2 for photophobia

How Can we Treat Photophobia in Migraine