My period was from 1-7th. Of jan. Had unprotected sex 12 & 13th. Tuesday the 23rd I had a brown discharge lasted about a day! when I whipd the next day it' was pink Lasted a couple days 5-6 then went back to white discharge !! no sign period yet i was two days took a test at night drank alot water got a neg now im about 7 days late ! I've never had spotting like that before! Dual back ache somedays ! major bloating? Constipation ?! What to do ?!