WORRIED :(

last november 22 2016 is my last period then i took a pill on november 25 2016 then i hd unprotected sex last december 6-8 and suddenly i took an anti rabbies shot last december 8 2016 because i was bitten by a dog and i was taking the pill everyday and did not missed any but not on the same time my concern is does it affect the effectiveness of the pill because of the shot? and is there a possibility tht im pregnant pls hel really need ideas :(