Dog Vomiting Yellow After Spay. Clear fluid may mean your dog is unable to hold water down and is at risk of dehydration, and yellow fluid means vomiting on an empty stomach. Has she been drinking a lot of water or eating tons of food lately because gorging either water or food can cause vomiting.

Additionally, the anesthetics used in surgery often cause gastric upset, but they will exit the dog's system within a. Has she been drinking a lot of water or eating tons of food lately because gorging either water or food can cause vomiting. However, on an empty stomach, bile can enter the stomach and irritate the stomach lining enough to cause vomiting;