Ti had unprotected sex with my bf on 7th day after my period ended,after sex i had slight bleeding from time to time,i consulted a gynacologist she gave me tranostat-mf course for 5 days after which my bleeding stopped,after that i had normal periods,but this month it is already 33 days still i am not having any periods,i am worried is there any chance of pregnancy/it is ide effect of medicine.please help.