Will Stopping Susten Tablets Induce Menstruation?

On my 13th day of Folicular study ,, Egg got ruptured and Doc asked me to start with Susten 200 Vaginal tablets. I have few doubts, Today Im on my 24th day (mine is 26 days cycle) If I stop the tablet, will i get my period? I dont have any pregnancy systems as of now and I didn t do Home pregnancy test as well, i feel so scard to take up the test.! Initially i didn t found any Cervical mucus, in the last two days It been visible very slightly, does it might be a sign of pregnancy.? Please do help me to handle the situation, I feel soo much pressurized Now...