Compared to conventional steroid injections, there are actually far less adverse effects with regenerative medicine injections. There is a small risk of infection, as there is with any type of procedure that pierces the skin. Dr. Clearfield employs an aseptic technique to avoid any type of infection. Some patients experience an aching or throbbing pain after the regenerative procedure. This pain typically goes away after 1-2 days and Dr. Clearfield provides pain medication should this be bothersome.