She could be hypoglycemic or in liver failure or just feeling weak from losing fluids or whatever - a professional needs to see her. I'd put some local honey or syrup on her gums and get her to the ER vet if you regular vet is closed as these tiny dogs have little in the way of reserves.
__________________ Jeanie and Tibbe One must do the best one can. You may get some marks for a very imperfect answer: you will certainly get none for leaving the question alone. C. S. Lewis |