 [ Symptoms ] implanon expired a month ago can i be pregnant hey i have had the implanon for 3yrs it was due to be taking out a month ago but i had a issue with my insurance and i still have it in my arm and for about a week now i am experiencing very tender breast i have a increase in thirst i am tired a lot and i am making frequent stops to the bathroom and i still have not received my period since last month i took two pregnancy test but they came out neg is it possibly that i could be pregnant [ Disease ] if your implanon has expired you need to be using another form of birth control until you have it replaced with a new one now called explanon i do not know if you are pregnant or not but yes the possibility exists since no birth control method other than surgical sterilization and complete abstinence is 100 see your medical provider or planned parenthood so you can have a more sensitive pregnancy test and examination