Hi I have recently been on the depo needle, I was due for the next one on the 18th of this month but 2 weeks before that I had slight red in discharge when I whipped just that one Time, usually when I'm due for the needle I get my period a week before or thr week of but still nothing, my breasts are rather tender and I feel neaseas all the time slight headaches and lower back pain, I have had 3neg test could I still be pregnant ?