Dexamethasone tablets are generally safe to take a few days need to choose the appropriate course of treatment according to the cause of the disease is quite safe. Dexamethasone tablets need to be taken under the guidance of a doctor, according to the cause of the disease and the patient’s specific situation, choose a different dose of drugs and drug treatment program for treatment. If the rheumatic immune disease, leukemia and other chronic diseases may need to take dexamethasone tablets under the guidance of a doctor for a long time for treatment, not unauthorized use of drugs. At this time, according to the condition of the drug treatment program is safe to take. If the dermatitis patients take dexamethasone tablets for treatment, 7 days after the dermatitis symptoms subside can gradually stop taking the drug, this time in the course of taking is safe. If long-term use may damage the human cardiovascular, endocrine, nervous and other system tissues. If any discomfort occurs during the period of taking dexamethasone tablets, it is recommended to stop taking the medicine and go to the hospital in time for treatment under the guidance of the doctor.