iud has fell out

hey i just had a baby august 18th 2020 and i am now on bc i got on the iud oct 5 i’ve been having sex with my boyfriend and last night it was rough and he ejaculated in me i woke up this morning and used the rest room to find the iud in the toilet is there a possibility i might get pregnant ? i conceived my baby dec 7 last year i’m

freaking outer out