I RECENTLY RECEIVED THE IMPLANON IMPLANT IN MY LEFT ARM

I RECENTLY RECEIVED THE IMPLANON IMPLANT IN MY LEFT ARM ON 2/7/16. I HAVE BEEN EXPERIENCING BREAKTHROUGH BLLEDING SINCE MY 1ST PERIOD AFTER THE IMPLANT ON 2/27/16. SO MUCH TILL IM UNSURE IF IM HAVING MY PERIOD NOW OR IS THIS STILL BREAKTHROUGH BLEEDING. BUT I AM EXPRESSING CRAMPING( SO I ASSUME ITS MY PERIOD). HELP, IM I BLEEDING TO DEATH, SLOWLY LOL BUT SERIOUSLY HOW LONG SHOULD I EXPECT THIS.

THANKS SIRMONE