Fluticasone is a medication that belongs to the class of corticosteroids. It is commonly used to treat various conditions such as asthma, allergies, and nasal congestion. Fluticasone works by reducing inflammation in the body, which helps to relieve symptoms like wheezing, sneezing, and runny nose. It is available in different forms, including nasal sprays, inhalers, and creams. Fluticasone is a widely prescribed medication due to its effectiveness in managing respiratory and allergic conditions.