Caused by an allergy to flea saliva, one bite from a ... dealing with as many have overlapping symptoms. "Flea allergy dermatitis may be diagnosed in dogs who are intensely itchy with a skin ...

It occurs when a dog is allergic to flea saliva. This allergy leads to intense itching and discomfort, often from just one flea bite. Symptoms include severe itching, hair loss, and scabs or hot ...

An allergic reaction to a dog or cat can cause sneezing, nasal congestion, itchy eyes, hives and other symptoms ... said allergens come from a pet's saliva, dander and even urine.

This saliva causes a temporary irritation for most dogs, but some dogs ... has been shown to reduce symptoms by more than half in the majority of allergic dogs. 3. Food Allergies If you think ...