Can I Conceive While Taking Progyluton When I Have Had Irregular Periods With A 15-day Cycle For Three Months?

I have irregular periods for about 3 months with 15 day cycle. My doctor did transV u/s and some lab test everything is fine. She prescribed me PROGYLUTON. I have told her that i want to get pregnant. Please advise if i can able to conceive with this med.