Anyone know what happens if you get the implantation birth control if your pregnant. I've been so curious but I can't…

i've been told if you get birth control while pregnant, they have to end the pregnancy due to all the risks. i'm not sure though.

http://www.ippf.org/western-hemisphere/our-work/what-we-do/contraception/myths/Implants

this may have the info my internet wont load either

I've tried to look it up and I can't find anything