Hi, Previously I was facing blood in semen. then I went to urologist he gave me some medicine one is nitorun and second is flavate to cure infection in my urinary system, but after one week and doing successful sex for continuously two day with my wife. on very next day, I can?t reach my orgasm. now, I am trying every day since last 5 days to do sex but my penis get down after a few minutes. when I insert it. What could be the exact issue? Is it an erectile dysfunction?