Any refractory headache should be cautiously followed. This is high time, you get a CT or MRI
of the brain to rule out any intracranial lesions. you can continue the drugs for migraine
once they are ruled out.
watch for the precipitating factors for your headache. Research shows that sun exposure, physical stress
and irregular food habits are common triggers of refractory migraine. you may find them and try to avoid them to get best response to the treatment. all the best.