My age is 23 years, i have lost errection since 1.5 years, i don't smoke, don't drink, not have any health problems like diabetes and others, have lean body regular going to gym eat healthy and a good lifestyle. I never had done intercourse , once i tried and it failed after that i take some pills of 100mg 2 times in 12 hours gap and still not getting errection, and while having normal touch with gf sometimes i get small errection then some semen will also discharge, i recently diagnosed with low testosterone also, and also take medications of it, but not getting satisfied results of errection. Please help me.