Your moonface will go away in time. It can take months for some. It is a change in where the body stores fat....hence, moon face, prednisone belly, camels hump (neck/back). I had a big moon face and it went away over time as I tapered from many months at 60mg down to 15mg. The belly took a lot longer and I did not have a camels hump.
This is an annoying side effect but one of the most benign when taking corticosteroids.
MCTD (SLE Lupus, polymyositis, scleroderma). Diagnosed 2005. Kidney, liver, GI tract, dysphagia, raynauds, barretts esophagus, quadriplegic in 2005. Recovered and now active in downhill skiing, golf, hiking. Meds: amlodipine, benezapril, omeprazole, potassium, folic acid, vitamins, maxide.
Remain Optimistic and you can overcome.