Hi I was on depo my last depo was Oct it's December they said i was a month and a half late I been having sex unprotected since than I found out I was late because my doctor call me and told me I been noticing my breast grow and I been feeling light headed sharp pain every now and than I spotted a Saturday ago after sex but just that once that min that's it but I been losing weight I been eating the same but I been wanting chocolate more and drinking more could I be pregnant