8dpo!

I have a bit cramping and my inner left nipple itches on and off, has any of you experience this type of itching than got a BFP?. I have a 43 to 36 day cycle. On the 27 i had a scant of light pimkish in color discharge kinda cramy only ones. Been ttc for 4 months now my AF it's not due till August 5th.