I Have Been On Prednosone 20 Mg For About A

I have been on prednosone 20 mg for about a year now and just cut dawn to 10mg a week ago, I have been having craps , tightness on my tights legs toes and my butt. it wakes me up at nights make my sleeping very difficult standing very painful sitting dawn also painful but not as much as standing or working no pain killer as worked for me, even oxycodone, acetaminophen, advil nor has worked for me .

Do you have a solution?