depo provera shot for endometriosis cyst 8 cm. Two month after injection I started spotting,just very very light,but also the pain which disappear 99% ,come back a little .I don't want any kind of surgery (i had a C section),also I have had ovarian cyst all my life ,they always stink.Even i will go for surgery ,waiting time its over 6 months.The cyst will cone back eventually Any advise from someone in same situation?