What should i do to gain erection of my penis and how do i avoid premature ejaculation ? One day when i was in physical relationship with my girlfriend,she was virgin and because of my penis got less erection and came to orgasm very fast i could not lose her virginity.I tried 3 times but i faced the same problem but on other hand when i did sex by taking some kind of pills,i dint face any problem.lt happened only one time but from that time i use pill before having sex,i am afraid to have se...