How old is your pup? He may just be too young to take to a dry food and you might have to cater to his needs for now just to nourish him. Either way, with diarrhea in a pup, I'd waste no time going to the vet again if it's been going on this long.
__________________ "The little furry buggers are just deep, deep wells you throw all your emotions into." ~ Bruce Schimmel   |