Allergic rhinitis, also known as hay fever, is a type of inflammation in the nose which occurs when the immune system overreacts to allergens in the air. Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or. Pet allergy Comprehensive overview covers symptoms and treatment of allergy to some pets. Omalizumab, sold under the trade name Xolair, is a medication originally designed to reduce sensitivity to allergens. It has been used to try to control severe. Allergic rhinitis is clinically defined as a symptomatic. disorder of the nose induced by an IgEmediated inflammation after allergen exposure of the. Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. has also been linked to allergic granulomatous angiitis, also called ChurgStrauss syndrome, a rare autoimmune condition that causes. Rhinitis, which occurs most commonly as allergic rhinitis, is an inflammation of the nasal membranes that is characterized by sneezing, nasal congestion. Learn about Singulair (Montelukast Sodium) may treat, uses, dosage, side effects, drug interactions, warnings, patient labeling, reviews, and related medications. Allergic shiners are one possible symptom of allergies and nasal congestion. Learn what causes it and how it can be treated. Easytoread patient leaflet for Montelukast Tablets. Includes indications, proper use, special instructions, precautions, and possible side effects. Learn about allergic cascade and how allergic reactions develop. Read about the role of histamine and mast cells in the allergic cascade Aetna considers specific allergy testing and allergy immunotherapy medically necessary for members with clinically significant allergic symptoms. Read about allergic reaction testing, symptoms, causes, treatment, and prevention. Allergy symptoms and signs include swelling, hives, and rashes. Montelukast Sodium 10 mg Tablets (Generic Singulair) Product Summary This product requires a valid prescription for shipment, please note that HealthWarehouse. Find a comprehensive guide to possible side effects including common and rare side effects when taking Singulair (Montelukast Sodium) for healthcare professionals and. Hay fever facts; What is hay fever? What are hay fever symptoms and signs? Why does an allergic reaction occur? What causes hay fever (allergic rhinitis)?.