How long is dexamethasone in your system?
It takes 180-270 hours for Decadron (dexamethasone) to be metabolized by your body.
How long does dexamethasone stay in your system? The half life for dexamethasone is 36 to 54 hours. That means that the half of the drug remains in the system at around that time.
How long does I.V. decadron stay in 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.
How long does dexamethasone stay in your body? Some medications like dexamethasone have 24 to 48 hours half life so they remain in the body for some time after2 or 3 half life. Some medications have also long acting form which can remain in the body longer. However, the time they remain in the body does not exceed 2 or 3 weeks.
How long can you be on dexamethasone? It depends on the dose you’re taking, how long you take it for and any conditions you have that might make you more susceptible to problems. In general, taking an occasional course of dexamethasone for less than three weeks is unlikely to cause any serious problems.