Can Taking Meprate Be Safe For Delay In Periods?

sir i m 22 year old girl. my last period date was 2 july . but this month i have no period .i consult to gyne she prescribed me b complex and iron for 2 day . now i did not see any effect .so i ask u can i take meprate 10 mg tab. this medicine is totaly safe or not safe for me. which medication is best for my periods