Petacort is a steroid medicine (hydrocortisone) used to replace natural hormones, helping your body stay healthy, especially when your adrenal glands are not working properly.
Adults: 20–30 mg daily. Children: 0.4–0.8 mg per kilogram of body weight daily, divided into two or three separate doses. Your doctor will determine the exact dose.
Take the tablets by mouth. If needed, the tablets can be divided into equal doses.
Usually up to 30 mg daily for adults, but your doctor may adjust the dose as needed for your condition.