Probably wasn't using the oil. It can only help the recovery, so why not try? That's the thing with this medicine. Every cancer patient can benefit because it helps them eat, sleep and feel better without anxiety. Furthermore, it probably has an anti-cancer effect on most cancer types. I am sure some tumors will be resistant, but it should be the first line of treatment before things like chemo or radiation. Prostate cancer usually goes away without treatment anyways. 5 year survival rate for prostate cancer is >95%.