Last week I had a migraine that lasted about 5 days. Normally I can take codeine and it will go away in less than 24 hrs. This one didn't, every time the drugs wore off it was still there. I usually getting vision blacking/tunnel vision and vomiting but this time I didn't have any of that. I was unable to recognise sounds for what they were (bins being wheeled, fans, thunder etc), my neighbour pointed out to me that I had been confused a few times in the last couple of days. I also had trouble with driving and following where things were and what was parked/car park vs queues on roads. I've ne