one doctor to whom i visited with problem of ED after few tests told me that my cholestrol is high due to which by blood is not reaching in correct amount and he gave me two tablets that day for dialation of blood vessels ... after which I noticied good erection follwed by bluish vision that night... he suggested to continue some more medicines ... however didnt gave any prescription just few coloured tablets ... i suspect them to be some kind of steroids ... is it safe to continue ... is it possible for the group of esteemed lifesaver to guide for proper medicines/tests local doctor whom I can re-visit ...