My Dog Is Vomiting Not Eating But Drinking Lots Of Water Also Panting, What Can Be Wrong?

Vomiting in dogs is usually related with food and eating habits. Some diseases can also cause vomiting in dogs. Vomiting in dogs can be due to gastritis, excess gastric acidity, eating rapidly, exercise after eating, food allergies, changes in foods, grass eating,  garbage eating, Gastrointestinal blockage, intestinal parasites, gastric tumors, liver disease, kidney disease, adrenal gland disease, heat stroke, middle ear infections, and some psychological disorders. It will be good to see a vet for diagnosis and best available treatment.

Well today 5-1-09 my dog was doing this she still is.what do i do?i have no clue i need help though.

Have you wormed the dog recently.. My dog was drinking constantly but vomiting slime water also constantly and was all but refusing to eat.. Turned out to be tape worms.  He got into the trash and ate something nasty.. Eww.. But  wormed with with TAPEWORM meds not round or hook work but tape worm meds and remember to repeat every fw weeks for a while and now he is better..