An attack past 72 hours is a medical situation. Why termination fails, and when to stop waiting it out.
For most people, a migraine attack—however brutal—eventually breaks. The pain crests, the nausea passes, and within a day or so, life resumes. But for some patients, the attack doesn't end. It rolls on for 72 hours or more, resistant to the usual medications, sometimes requiring an emergency room visit just to get it to stop.…