 [ Symptoms ] when should i take a pregnancy test  my last depo shot was in nov 2014 my period have not returned as of yet but i have been having unprotected sex since march still i have not started my period yet could it be possible that i am pregnant without seeing any signssymptoms [ Disease ] hi after depo shot you should really wait till you periods come for a couple of moths then have a go at getting pregnant depending how long you have been on it it could take up to 2 years before you get pregnant just google depo shot side effects and getting pregnant your find lots of women just like you do hope this helps you good luck