Actually My Periods Date Is 25th. But I Miss That

Actually my periods date is 25th. But I miss that so I used mensovit plus yesterday at 9.00 clock in morning and 5.35 in event and to day morning at 7.15 and in after noon 3.15. I have thyroid Prblm I am use those tablets. Another 2 more tablets are present please suggest me the dosage timing for another 2 tablets to get my periods. And I have question I all ready used 3 contraceptive pills and 4 tablets for un wanted pregnancy is there any problem in feature to get wanted Pregnency