Hi, Diprofos injection contains Betamethasone dipropionate and Betamethasone disodium phosphate as active ingredients which used to treat a number of different conditions such as chronic inflammation, itching, redness, dryness, crusting, scaling, inflammation and discomfort of various skin conditions; adrenal problems, arthritis, lung or breathing problems, blood disorders, bone marrow problems, eye or vision problems, lupus, kidney problems, ulcerative colitis, multiple sclerosis, bones and joint problems. Side effects of Diprofos injection are change in skin colour, burning, acne, drying or cracking of the skin, itching, irregular heartbeat, slow wound healing, nausea, stomach pain, mood swings etc. Once a week is the most common frequency of using Diprofos injection. But, follow your doctor s advice on how often you need to take Diprofos injection. Take care. Hope I have answered your question. Let me know if I can assist you further. Regards, Dr. Zubayer Alam, General And Family Physician