unsure

hello ladies this is my first time here and i’m hoping someone has some advice i went off the pill in november and haven’t had a regular period i was bleeding a little bit on dec 17 or 18 and only for a day then again on christmas now i am having lower back pain eariler today there was some stomach cramps which i never get then some strange pains in my vaginal area closer to my stomach and a lot more discharge its milky white with no funny smell oh and my nipples are so sore and sensitive we have been having unprotected sex and i know most of these symptoms can be your period but what is concering me is the vaginal pains so any advice would be helpful i did go to the dr in early december and evrything was fine thank you so much