Antihistamines treat itchy, watery, red eyes, sneezing, runny nose and itchy throat and mouth.
Decongestants treat nasal congestion.
Steroid Nasal Sprays treat nasal allergy symptoms. Decongestant Nasal Sprays reduce nasal congestion. Cromolyn Nasal Sprays help prevent and treat allergy symptoms. Saline Nasal Sprays can help loosen secretions and relieve discomfort. Histamine is a naturally occurring chemical in your body that causes allergy symptoms to occur.