Prednisone suppresses the immune response that causes hives. It may take a few a few days before the hives begin to disappear. I would guess it will take around a week or a little longer for them to be completely gone. I have had prednisone before and it worked, but not immediately.
Prednisone suppresses the immune response that causes hives. It may take a few a few days before the hives begin to disappear. I would guess it will take around a week or a little longer for them to be completely gone. I have had prednisone before and it worked, but not immediately.