Anyone get pregnant on nexplanon ?

sinead

Hi, so with the last 8 months nearly 9 iv had nexplanon in my arm .. and since iv had it in iv have no period at all.. but with the last 4 days iv brown discharge or whatever it is when I whip or it is on my underwear .. iv been not feeling myself since this is happening, feeling sick, bloated, cramps, tired and even moody.. can someone help me out cause I took a pregnancy test 3 days ago and it was negative!