Dexamethasone Sodium Phosphate is used for Inflammation In Various Parts Of The Body, Swelling, Allergic Reactions, Autoimmune Diseases, Skin Conditions, Asthma and other conditions. Detailed information related to Dexamethasone Sodium Phosphate's uses, side-effects, reviews, questions, interactions, and precautions is as follows Dexamethasone Sodium Phosphate is used for the treatment, control, prevention, & improvement.