My son is 13 and is on 25 mg of Predisone daily. We met with his doctor yesterday and want to start to whine him off. He is having really bad mood swings. Just not happy much. She decreased it to 20 mg now. Wants to see him in 2 months. The doctor told me that his weakness would go to were it shoud be at his age once he is off the Predisone. Can anyone that has gone through this tell me what to e…