1. 1. Dog pharyngitis and pharyngolaryngitis may be caused by foreign body scratches and drug stimulation. It may also cause stomatitis. Solution: strictly control the dog's food, take the dog out to play and wear a mask to prevent the dog from eating indiscriminately.

2. The first dog's cardiofilariasis is a blood parasitic disease, which is parasitic on the heart by adults. Solution: while doing a good job of deworming, eliminate the intermediate host.

3. For the first occurrence of canine parvovirus disease and canine distemper disease, the dogs should be vaccinated about one week after weaning.

4. The first kind of canine parasitic disease regularly excretes internal and external parasites, once a month for adult dogs and once a month for puppies.