 [ Symptoms ] can you drink wine 24 hours after getting the flu vaccine [ Disease ] mirena is an effective birth control method that works in two ways hormonal and as an iud basically it is blocking implantation of a fertilized ovum in the uterus it is not a sperm assasin the human body is designed for conception and the female body does not kill sperm sperm live a very short life and will die off in about a week after being deposited in the female genital tract while the enviroment may always be overly welcoming to the invasion of sperm and many will die in their journey the female body does not intend on killing the