Why hasn't my period come for 2 months?

It is difficult to become pregnant with PCOD. This leads to irregular periods and issues with ovulation, as well as increased levels of male hormones. Metformin or clomiphene may be used for regulating the menstrual cycle and promoting ovulation. Ensure you take them according to your doctor’s instructions. Fertility in women with PCOD can also be enhanced by losing weight; therefore, it is important to stay healthy. 

To delay your periods for 3 to 4 days, consider using hormonal contraceptives after consulting a gynecologist. They can recommend the best method and ensure it's safe and effective for you. Follow their guidance to regulate your menstrual cycle accordingly.

It’s fine if your period is late after taking Plan B because it messes with your cycle. Some symptoms like spotting, feeling sick, or changes in the timing of your menstrual cycle are pretty normal too. Remember that stress may also cause a delay in your period so try not to worry too much about it. Everything should return to normal soon enough.  If not though, then maybe think about getting a pregnancy test.

Having received positive results on three home pregnancy tests but negative results on blood tests can be confusing. It's advisable to consult a healthcare professional near your to discuss these discrepancies and consider further evaluations for accurate clarification on your pregnancy status.

A faint line on a pregnancy test may lead to one assuming that they are positive but next is to verify with a doctor or obstetrician. 

If you have any kind of discomfort or abnormal symptoms in your vaginal areas, it is advisable to visit a gynecologist.