He scratches constantly chasing its tail, with a cough, wheezing, eye and nose sore, then it is likely that these are symptoms of allergies. Yes, dogs like humans, can suffer from allergies. Approximately 20% of dogs suffer some type of allergy. Allergies are divided into four major types: atopic dermatitis, flea allergy, food allergy and inhalant allergies. Atopic dermatitis: a skin allergy caused by hypersensitivity developed by your dog's immune system to common substances as varied and dust mites. If your dog is scratching and licking very often (particularly legs and abdomen), and his ears are hot to the touch, you may be suffering from atopic dermatitis.

Controls whether your dog's saliva does not cause spots. A spot between red and brown is another indicator that your dog suffers from this allergy. In persistent cases, abdominal skin color changes from pink to bright red and then black. Allergy to fleas: is the most common allergy in dogs. However, there is flea, but its saliva which generates the dog allergy.

To find out if your dog has flea allergy, has developed a test for this purpose. If the test is positive, a strict system of control can reduce symptoms. Consult your veterinarian for the best treatment for your dog. There are many options such as pills, sprays, shampoos, etc. Inhalant Allergy: Like their owners, dogs are susceptible to allergies inhaled air. Pollen from trees, grass, flowers, dust mites and mold are the most common charge. However, unlike the people who exhibit these allergies through sneezing and coughing, dogs show their reactions scratching and biting the legs constantly.