Pregnancy

Patient: Hi .i have 26 yrs old .we are trying to get pregnant.my last date was in 14/12/2013.my periods cycle is from 25-28 days.on 9/1/2014 i had some bleeding like spotting .i had see it only that day.on 2/1/14 i took medicines for urinary infection.my question is is this considerd as a symptom of pregnanacy.and when can i take a pregnanacy test.

Doctor: