How Effective Is Herb Vitex In Stopping Bleeding?

i only had one shot of the depo, its been 2 months since my last shot, and i have bleed non stop since which most days its just a light tinge. just recently in the past couple weeks its gotten heavier (with a few small clots). i heard a lot about the herb vitex (chasteberry) will that help me to stop bleeding and to conceive cause i really want to have another baby