If the muscle pain is actually a cramp or "charley horse", it's probably low potassium. Prednisone messes with your sodium/potassium balance. Try drinking a glass of orange juice or eating a banana in the evening.
Moderate to severe left-sided UC diagnosed 2001.
Flared for 5 years, finally in remission with Remicade since March 2006.
Avascular necrosis in both shoulders is my "forever" gift from steroids.
Colazal, Remicade, Nature's Way Primadophilus Reuteri.
"My life is an ongoing medical adventure"