 [ Symptoms ] my implanon is expired by 3 months having irregular bleeding and sore breast can i become pregnant if its expired  i have had my implanon in for 3 years sept 26th it was placed i have not been able to get it removed but my insurance kicks in the first of the year i have had sore breast some nausea and i have had my period 3 times in less then 2 months they have not been regular ones tho i have taken a pregnancy test but was negative is there a good chance of getting pregnant while the implanon is still in place but passed the 3 year mark [ Disease ] yes you can get pregnant that is why the implanon has an expiration date the point where the hormone has depleted this may be why your period is not normal use a secondary form of birth control like a condom or you will be just taking chances