Hi I'm 17 b half yr girl I had a protected intercourse with my boyfriend on 11 nov bt sum hw protection failed n I took ipill n 7 hrs but 3 o 4 days later we had an anal sex without ny protection n till today m nt in periods ny date was 5 n I get white secretion from vaginal whenever I urinate I suffer from food craving n bck pain n headache m I pregnant ? Please help...