hi my name is eneida and i have had a headache every day for the past 2 weeks. it seems that when i eat it goes away but i eat normal and enough and gainning weight rapidly. my doctor prescribed me imitrex and it only works for about an hour and makes me fall asleep and when i get up it is back again and then i eat it goes away for about a half hour and it comes back again what can actually be causing this?

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Female