Guest over a year ago I am 22 years old yesterday I had 1st time intercourse and we both are not sure that sperm was ejaculated or not. If I have unwanted 72 after 30 hours Will it be effective???? Loading... Guest over a year ago check fir a std Reply Loading... Guest over a year ago check fir a std Reply Loading... Guest over a year ago check fir a std Reply Loading... Guest over a year ago check fir a std Reply Loading... Guest over a year ago check fir a std Reply Loading... Guest over a year ago check fir a std Reply Loading...