hi, my last day of period was on march 25/2011 and i had unprotected sex on march 27/2011 and for past few days i have noticed white discharges and also my brest have become intense and sometimes i feel sharp pain in them also i noticed i fell nousia when i drive or right after i wake up could all this be fals alarm or should i considered and have a pregnency test if so how soon can a test be done before my next due also i forgot to tell my lower back is killing me i havent had any back pain before. thanks for listing and answering to me.