CRAMPING AND BROWN VAGINAL DISCHARGE AT 7 WKKS PREGNANT

I NEED HELP...MY 16 YEAR OLD DAUGHTER IS PREGANAT FOR THE SECOND TIME. SHE HAD A MISCARIAGE IN OCTBER AND I PREGNANT AGAIN RIGHT NOW. SHE IS 7 WKS BUT SHE IS ON BED REST AND HAD A A URINE INFECTION SO SHE HAD BEEN SPOTTING ON AND OFF FOR DAYS. SHE JUST FINISHED HER MEDS FOR THAT TODAY BUT NOW SHE LIGHTLY CRAMPING AND SPOTTING BROWN SINCE THIS MORNING. NOW JUST A FEW MINUTES AGO SHE TOLD ME THAT SHE STOPPED WITH THE DISCHARGE. WHAT DO I DO? THIS IS DRIVING ME NUTS AND I AM SO SCARED THAT SHE WILL MISCARRY AGAIN SINCE SHE IS TOO CLOSE TO HER LAST ONE AND SHE HAS BEEN HAVING ALOT OF TROUBLE WITH THIS ONE AND SHE IS TOO EARLY IN HER PREGNANCY. PLZ GIVE ME SOME ADVICE. WILL THIS EVER GET BETTER. I AM WORRIED THAT SHE WILL TELL ME THAT SHE IS BLEEDING MORE EVERYTIME SHE WALKS INTO MY ROOM. THANKS.