Hello, Omnacortil is a brand name for the medication prednisolone. Prednisolone is a synthetic corticosteroid drug that is used to treat a variety of conditions, including allergic disorders, skin diseases, arthritis, blood disorders, respiratory diseases, and certain types of cancer. The way it works is it reduces inflammation and suppresses the immune system. Omnacortil (prednisolone) is available in different forms such as tablets, capsules, and oral suspension. It should be taken exactly as prescribed by a healthcare provider and should not be stopped abruptly without consulting a doctor. It is important to follow the dosage and administration instructions carefully, as long-term use or high doses of prednisolone can have serious side effects. Some common side effects of Omnacortil (prednisolone) include increased appetite, weight gain, mood changes, insomnia, and gastrointestinal disturbances. Other more serious side effects may include increased blood sugar, high blood pressure, weakened bones, and an increased risk of infections. It is important to talk to a doctor if you experience any side effects while taking Omnacortil (prednisolone). Take care. Hope I have answered your question. Let me know if I can assist you further. Regards, Dr. Shah Hussain, General & Family Physician