Okay lady’s I need help/ opinions

mo

About 2 weeks ago I started a medication to start my period I went 10 days on the pill and nothing I have until the 30th and if nothing happens I go back well Tuesday I started spotting not enough to even use a panty liner or a tampon I thought it was happening well today everything just stops no cramps no spotting has anyone that took that medicine have this happen to them (also I have PCOS)