http://www.medications.com/effect/view/20662 This is about my sister who was diagnosed with dermatomyositis about 1 month ago. She has been on prednisone ever since and just a few days ago started experiencing really bad stomach pain and back pain/burning on the left side. we took her to the e.r. wh Mon, 03 Dec 2007 23:53:33 -0500 http://www.medications.com/effect/view/20662?item=3236 Qur daughter was diagnosed with dermatomyositis 21 months ago and is now weaning off the prednisone. The only drug that has kept her alive along with cellcept. she is 19 now how old is your sister? http://www.medications.com/effect/view/20662?item=3236