Hello Mam , me and my bf had sex approx one month ago. We didnt use protection but after the sex i used unwanted....and adter taking the pills ..i got periods of 2 days that are not on my menstrual cycle.....its one month now.....i am just feeling a kind of suffocated feeling at night and also i didnt get my periods after that 2 day bleeding ....is this a sign of pregnency?