for some reason my left nipple is darker then my right one. and its kinda sensitve and puffy. im taking sus 250 500mg per week and i was taking 10mg of nolva every 12 hours ever since i started. should i bump it to 20 mg every 12 hours??? is this gyno?? my right nipple seems fine man but i dont get the left one. its kinda purpulsh colour.