Pet allergy signs and symptoms caused by inflammation of nasal passages include: 
Sneezing
Runny nose
Itchy, red or watery eyes
Nasal congestion
Itchy nose, roof of mouth or throat
Postnasal drip
Cough
Facial pressure and pain
Frequent awakening
Swollen, blue-colored skin under your eyes
In a child, frequent upward rubbing of the nose
 If your pet allergy contributes to asthma, you may also experience: 
Difficulty breathing
Chest tightness or pain
Audible whistling or wheezing sound when exhaling
Trouble sleeping caused by shortness of breath, coughing or wheezing
 Skin symptoms Some people with pet allergy may also experience skin symptoms, a pattern known as allergic dermatitis. This type of dermatitis is an immune system reaction that causes skin inflammation. Direct contact with an allergy-causing pet may trigger allergic dermatitis, causing signs and symptoms, such as: 
Raised, red patches of skin (hives)
Eczema
Itchy skin
