One advantage of qualitative methods in exploratory research is that use of open-ended questionsand probing gives participants the opportunity to respond in their own words, rather than forcingthem to choose from fixed responses, as quantitative methods do.
Over-the-counter migraine medications used to address pain include analgesics, NSAIDS, and caffeine, including: 1  Aspirin. 2  Naproxen (Naprosyn, Anaprox, Anaprox DS) 3  Ibuprofen (Motrin)  Acetaminophen 1  (Tylenol) Or combinations of these.
What kinds of medicine can cause rebound headache? Both prescription and over-the-counter medicines for migraine (such as aspirin and acetaminophen) can cause headache if you take them too often. These medicines should not be taken on more than two days per week. Sedatives, tranquilizers, and ergotamine medicines also can cause rebound headache.