Allergen immunotherapy, also known as allergy shots or allergy desensitisation therapy, is a medical treatment aimed at reducing or eliminating allergic reactions to specific substances, known as allergens. It is an add-on treatment in selective cases, especially in asthma with allergic rhinitis,” said Dr Sujith Varghese Abraham, specialist pulmonologist, respiratory medicine, KIMS Health. “For individuals with asthma considering allergen immunotherapy, …