Canine pancreatitis
By not eating food for more than couple of days, you could land up in a position where you could risk dehydration. This could be easily avoided by you, by taking Intravenous fluids. You should be taking intravenous fluids to ensure that you do not get dehydrated, which so much would have been the case with you not eating food or not drinking water for more than couple of days. Trust in doing so, Canine Pancreatitis can be treated very effectively, which in other cases would have been a tough task to do.
