having very bad headache from months went to neuro he suggest mirtazep 15 mg which iam having from 2 months it help me with 2 times daily calpolplusand migraine attacks decreses but headaches daily but controled with pills now again from 2 days headache is increased and calpol.not helping and after 2 days iam going on long road trip to north wht to do to reduce headache and make my trip good travel make my headache more worse plz suggest cant go to any dr aswell bcoz only day left is tomorrow