How Fast Does Dexamethasone Work?

How Fast Does Dexamethasone Work? Effectiveness and reaction. Dexamethasone’s peak effects are felt 10 to 30 minutes after injection, although it could take a few days before the inflammation is completely under control. Dexamethasone may occasionally begin to take effect within a few hours of administration. It might be used, for instance, to lessen inflammation … Read more