That good the he ate and kept it down, and that you have an appointment early in the morning. You will fell better once you have been to the vet and I'm sure that more people with good knowledge will post some advice for you , take care and try not to panic , take a not of any changes to him until then and good luck with everything , keep yes posted on how he gets on.
__________________  From Julie  Alfie & Lottie  |