A sensation of unease in the stomach together with an urge to vomit.

Forceful ejection of the contents of the stomach through the mouth by means of a series of involuntary spasmic contractions.

Excessive sensitivity to light with the sensation of discomfort or pain in the eyes due to exposure to bright light.

A type of migraine in which there is an aura characterized by focal neurological phenomena that usually proceed, but may accompany or occur in the absence of, the headache. The symptoms of an aura may include fully reversible visual, sensory, and speech symptoms but not motor weakness. Visual symptoms may include flickering lights, spots and lines and/or loss of vision and/or unilateral sensory symptoms such as paresthesias or numbness. At least one of the symptoms of an aura develops gradually over 5 or more minutes and/or different symptoms occur in succession.

Repeated headache attacks lasting 4-72 h fulfilling at least two of the following criteria

An abnormally heightened sensitivity to loud sounds.