Suggest Effects Of PCOS With Irregular Periods

Hello doctor.. Iam Chithra, got married last year.. I am trying to conceive for past 6 months.. but couldnt... so I went to a Gynaecologist and she took ultrasound tests and found that I have polycystic ovaries.. so I told me to start the treatment from next month.. but this month my periods getting delayed now.. she has prescribed Meprate tablet for 5 days... I stopped taking the tablet 5 days back, still not got the periods.. I m worried now.. till my marriage my periods werre very regular.. is it any major problem what is happening to me now? Please suggest me. thanks