Defcort 6 mg (deflazacort): a corticosteroid used for Duchenne muscular dystrophy, asthma, arthritis, severe allergies, autoimmune & inflammatory conditions by reducing inflammation and immune response. Deflazcort Tablet is used in the treatment and management of various diseases and conditions such as allergic conditions, asthma and rheumatic disorder (like rheumatoid arthritis). Find out about Deflazacort benefits, side effects, price, dose, how to use Deflazacort, interactions and contraindications Deflazacort is used in the treatment of various conditions such as joint and muscle problems, allergies, asthma, Duchenne muscular dystrophy (a genetic disorder causing muscle degradation and weakness), and autoimmune disorders (conditions that occur due to increased immune activity in your body).