Your blood sugar can rise if you are taking dexamethasone. This causes excessive thirst and frequent urination. These symptoms must be reported to your nurse or doctor. If you have sleeping problems, ask your nurse or physician about changing the times dexamethasone is taken.

Subsequently, question is, what are the side effects of dexamethasone? Side effects of dexamethasone include:

vision changes, swelling, rapid weight gain, sleep problems (insomnia), mood changes, acne, dry skin, thinning skin,

Beside above, what does dexamethasone do to the body?

Dexamethasone is a steroid that prevents the release of substances in the body that cause inflammation. Dexamethasone is used to treat many different conditions such as allergic disorders, skin conditions, ulcerative colitis, arthritis, lupus, psoriasis, or breathing disorders.

How long does it take dexamethasone to get out of your system?

As the article already indicates, the half-life of the drug in the body is 36-54 hours. So 1/2 the amount remains in the body at around 2 days, 1/4 by about 4 days, and by 1 week under 10% left. However remember that this tail-off level will be from the final very low dosage that you take.