UUUGH VITEX?!?

Mrs. Harden
Has anyone tried vitex & has it effected your period? I believe I took them wrong?! I believe once my period show up I suppose to stop using them until it AF leaves or what should I have done cause I haven't seen my period yet since March 30-April 16 2017....im just uugh right now🤦🏾‍♀️🤷🏾‍♀️