Your body can also lose potassium while you take this medicine. Ask your prescriber or health care professional about your diet, especially about your salt intake. If you are going to have surgery tell your prescriber or health care professional that you are taking dexamethasone, or have taken it within the last 12 months. Alcohol can increase the risk of getting serious side effects while you are taking dexamethasone. Avoid alcoholic drinks.
Elderly patients have an increased risk of side effects from dexamethasone.
Dexamethasone can interfere with certain lab tests and can cause false skin test results. Keep out of the reach of children in a container that small children cannot open. Throw away any unused medicine after the expiration date. This material is provided as general medical information only and may not include all side effects or details relevant to a particular individual's treatment. Boards, Forums and Chat Questions by People with MS Answers by caring Neurologists.