I always was told to rub a dock leaf on nettle stings it's ment to sooth it and they are always found near nettles,good old wives tale maybe just works because it's cooling but does take sting out of it, or because you spend time looking for dock leaves and takes your mind of nettle sting.
Diagnosed 22.5.08 with Lft sided U/C
Asacol 800mg x2 twice daily
co codamol 30/500x2 when needed
buscopan 20mg when needed
6mp 50mg daily