Dexamethasone acetate tablets are harmful to people, mainly including gastrointestinal adverse reactions, medical hyperadrenocorticism, induced or aggravated infection. 1. Gastrointestinal adverse reactions: mainly including nausea, vomiting and abdominal pain, and even induce gastric ulcer, gastric perforation and so on. 2. Medical-induced hyperadrenocorticism: including full moon face, hairy skin, capillary dilatation, weight gain, hyperglycemia, hypokalemia, acne, and osteoporosis. 3. Induction or aggravation of infection: mainly refers to the process of using drugs may induce fungal infection, bacterial infection, viral infection and so on. As drugs have certain side effects, when choosing medication, it is important to strictly follow the doctor’s instructions.