 [ Symptoms ] i have polycystic ovarian disease can i stop my medication [ Disease ] yes sperm can definitely remain viable in the vagina nurtured by the cervical mucous for two days or even longer if you are trying to become pregnant unprotected sex is the best way to achieve this goal i have no idea if you are pregnant so if you are having signs and symptoms suggesting that you are please take a home pregnancy test andor see your medical provider