Last period was on 29th jan,on 28th feb got diagnosed with polycystic ovaries.18 april took cycloreg tab for 4 days for period,till no period, pergo?

Check a test: If you think you might be pregnant check then check a home pregnancy test. They are cheap, reliable and available at any pharmacy. PCOS causes irregular periods. Progesterone can be used to trigger a menstrual cycle but it does not work for everyone. Birth control pills are often more effective to regulate the cycle in PCOS patients