But now I am having dark brown blood that real look black blood but it isn't a lot just when I pee or wipe. When I started my depo shot I started gain weight ,mood swings and don't want to have sexand havinf real bad headaches and sleeping alot and dont want to eat and I been throwing up and having back pain along with the dark blood that really look black for a week or two could u please tell me what's wrong with me