Glucocorticoids may have side effects in terms of water-electrolyte disorders, skeletal-muscular system, digestive system, skin and subcutaneous tissues, metabolic system, nervous system, endocrine system, and eyes. 1. Hydroelectrolyte disorders: hypokalemia and sodium retention may occur. 2. Skeletal and muscular system: necrosis of femoral head, osteoporosis, etc. may occur. 3. Digestive system: nausea, belching (hiccups), abdominal distension, epigastric pain, etc. may occur. 4. Skin and subcutaneous tissue: e.g. acne, petechiae, hair loss, hyperpigmentation, etc. 5. Metabolic system: e.g. centripetal obesity, thinning of the skin, swelling of the body, full moon face, etc. 6. Nervous system: e.g. insomnia, hallucinations, anxiety, depression, etc. 7. Endocrine system: such as menstrual disorders, loss of libido, etc. 8. Eye: such as glaucoma, cataracts, etc.. Glucocorticoid drugs must be used in regular hospitals under the guidance of a doctor, and follow the doctor’s instructions, so as not to cause serious adverse reactions to self-medication.