brown dc, normal?

Sam

so I am having sever anxiety and paranoia! at 5 weeks I had a partial miscarriage , we lost one sac , Dr found another gestational sac with heart beat. I am now almost 8 weeks and have very severe vomiting nausea and slight cramping with brown dc !? not enough to fill a pad but its there every time I wipe the last couple days !! I'm freaking out , is this normal ??? I have my next appt Thursday...