Help could i be

I had sex with my bf had a period on the 1st of Jan but had sex on the 10th the condom broke and my bar is out of date by 6 months so got the pill in case then bled on the 14th for a week is this normal after taking the map pill . I took a test today and it a neg but can I take that as def not pregnant or will I retest again in a week to be sure . its not always the same date every month could be out by one or two days next period due . what are the chances I am but getting neg results and have no symptoms of anything related to pregnancy . please help thanks