Stopped Birth Control Pill. White Discharge, Spotting. Negative Pregnancy Test

ok here is my problem or concern, i have been off bc since oct and had normal periods since then, this month i was supposed to get my period on the 5th of jan and it never came i took preg test all neg up until the 15th. Anyways i had quite a few white discharge until about the 13th and then had just a lil light pink spotting that day and the next about the 15th i started to get a brown what looked to be like a period i guess you could say and it lasted until the 23rd about 9 10 days it was light, but not real light to point were it would be conisdered spotting, anyways me and by husband had sex yesterday and today and i been having now light pink spotting but only after i go to the bathroom and only shown on tp