Do you have IBS? It did sound like you had a bug but I would say the bug has gone away now. I think perhaps, if you have IBS, after a bug like that you are going to feel a bit painful and uncomfortable; your digestive system will be a bit out of sorts. I really do not think there's any reason why you will v*.

Buccastem can cause constipation so it could have sort of given you constipation even though you were having d*.

It could be that the whole thing has been a very bad IBS episode but do you usually get it this badly?

I really think you are on the mend now! Please drink more. Don't gulp it down but do drink. Sip gradually if you don't feel up to it. You could end up feeling dehydrated - you need more fluids than usual if you have d*. The rehydrating sachet thing sounds a good idea too. Ribena or Lucozade or something might be quite helpful also - clear fluids are what you need; avoid dairy until you feel recovered. xxx