Hello ! One pharmacist introduced me Methyprednisolone which is regarded as less effect on weight gain, and on stomach in comparison with Prednisolone. But my son's doctor recommended not since all data mentioned  Prenisone/Prednisolone/Deflazacort as steroid only. Anybody can give me more advise. I let my son use Methylprednisolone for a few days and found that he has no more stomachache in the…