Dear Diana, symptoms don't come so soon, anyway, if you want to clear your doubt, do a home pregnancy test and calm down yourself, ok!! But as you shared your period is still continue, rather it is low flow, and you took a family planning injection also, so there is virtually no chances of pregnancy. Read here also: https://lovematters.in/hi/pregnancy/home-pregnancy-tests-dos-and-dontsIf https://lovematters.in/hi/resource/safe-sex you would like to join in on a further discussion on this topic, join our discussion board, "Just Ask” https://lovematters.in/en/forum