Yes. Sculptra can be used for this issue off-label. I have used it mostly for facial rejuvenation, but also on the arms, thighs, chest, and buttocks. It works nicely for cellulite and some post-liposuction contour problems.
Yes, Sculptra can be used to improve imperfections in the buttocks. It may take a series of vials to get improvement. See an expert for a formal evaluation. Best, Dr. Emer