Dexamethasone works to regulate the body’s metabolism and immune response. Common side effects can include weight gain, fluid retention, increased blood pressure, increased blood sugar, or mood. Dexamethasone intravitreal steroid implants have been approved by the US Food and Drug Administration (FDA) to treat ocular conditions such as diabetic macular edema, central retinal vein occlusion, and uveitis. Dexamethasone is used to treat conditions characterized by inflammation, such as severe allergies, skin diseases, arthritis, autoimmune conditions, and many more. Dexamethasone helps to reduce inflammation and calms down an overactive immune system. It relieves inflammation (swelling, heat, redness, and pain) and is used to treat certain forms of arthritis; skin, blood, kidney, eye, thyroid, and intestinal disorders (e.g., colitis); severe allergies; and asthma. Dexamethasone is also used to treat certain types of cancer. Dexamethasone is a synthetic adrenocortical steroid (a glucocorticoid) used to treat a wide range of conditions in which inflammation or an overactive immune response is the underlying problem. Dexamethasone oral tablet is a prescription drug used to treat many conditions, including allergic reaction. Learn about its side effects, dosage, and more. View dexamethasone information, including dose, uses, side-effects, renal impairment, pregnancy, breast feeding, contra-indications and monitoring requirements. Dexamethasone is a corticosteroid (cortisone-like medicine or steroid). It works on the immune system to help relieve swelling, redness, itching, and allergic reactions. Dexamethasone tablets are also used in combination with other medicines to treat multiple myeloma (a type of bone marrow cancer). Dexamethasone tablets are a corticosteroid medication that treats inflammation of the skin, joints, lungs and other organs. It may be prescribed for conditions like asthma, allergies and arthritis. Dexamethasone (Dexamethasone) may treat, side effects, dosage, drug interactions, warnings, patient labeling, reviews, and related medications including drug comparison and health resources.