I am 20 years of age and I have poly cystic ovary disease.. I missed my periods twice and my doctor asked me to take modus 10mg twice a day for 5 days and she said I will get my periods on the 6th or the 7th day but it's the 10th day today and I haven't got my periods yet... I want to get free from my periods bofore 23rd of October as I have to attend a wedding... please tell me what to do? Its urgent...