Hi this is smita 28 years.actully I m taking folic acid,duphaston,siphene for my preprgnency actually my last period was on 29 nov after that I takes these meditions, but from 13 dec I have sligt lower left abdomen pain,frequent yellowish urine,more water and food consumption,and from last 2 days lower back pain I just wanted to know all of these are sign of pregnancy or because of meditions please help me out asap plzz [lease yaar