Headache problem. Her with this issue.

My mother is having headache problem from a longer period almost 4 to 5 years, whenever she get cold air on her ear and head she get headache and whenever she take any tension then also she get headache, in that time she can't feel comfortable her headache diagonally as she told me until she vomit she doesn't feel better at the headache time she can't see properly everything looks blurt for her whenever she feel headache she take a medicine name of ((ergotamine tartrate, caffeine, paracetamol and prochlorperazine maleate tablets) migran) and after some hours she get relief but this work as a pain killer she doesn't getting well even now it's going worse this medicine is also doesn't working now that much. Please help her with this issue.