Hi Good Morning I Attained Puberty Level At The Age

Hi good Morning

I attained puberty level at the age of 14 years and I have been getting my periods regularly till now.In 2008,period delayed by 15 days and started getting my periods regularly.I got my last periods on 26 January 2016 but I have not got my periods till now.Pregnanacy is in Negative status in Urine test.I am aged 32 years ,married having a three year old kid.I am advised to take OPTOGEST tablet but I have not taken any medicine for getting my periods till now.Should I take tablets or wait? Pls pls pls answer