Hi Jules,
Perhaps the pimples are caused by Prednisone that can give acne, dry skin, thinning skin, bruising or discoloration.
http://www.drugs.com/prednisone.html
Kind regards
Birgitta-A
71 yo, dx MDS Interm-1 May 2006, transfusion dependent, Desferal and Exjade for iron overload, Neupogen for low WBCs, Thalidomide 50 mg/day and Prednisone 20 mg/day for bone marrow fibrosis