I had a chicken sandwich from Tesco on Monday after school pick up. I was starving so wolfed it down. Had awful nasty burps after it and now today been in bed all day. Feel dizzy when I get up. The taste of the sandwich has gone but up till yesterday I could “taste” it in my burps! Really strange. Painful cramps and going to the loo a lot. Have to go into work tomorrow. I phoned in sick yesterday and today. I feel so rough