My doctor gave me clomid 50 mg I have pcos and after follicular study scan done my right ovarian follicle size 27x22 mm and left 10x9 mm so dat day doctor gave me hcg injection for eggs rupture so from dat day I started sex until 1 week after 6 days my last period on 13 may tomorrow is 13 my periods date so today on 12 date I am getting like periods pain camping do I will get periods are implantation pain and something else plus tell me.