You should take it to a vet, who will give you all the necessary care. Don’t try to feed it by your own. You can buy special food for abandoned kittens at any pet store.
4 How do I get rid of fleas on my dog?
Flea allergy dermatitis is very common in dogs and cats – they often itch intensely while their skin becomes swollen or inflamed because of the allergic reactions that these parasites cause when they bite into their hosts’ skin. There are several ways to determine whether a particular insect infestation is caused by fleas: