Is There Still A Chance Of Pregnancy After Taking IPill And Meprate?

Hii . I got my last period on 5th dec the cycle last day for 3 days on 13th i took an ipill after that I had withdrawal bleeding after 4-5 days but my next cycle which was due on 4th January got missed i consulted a gynac she advised me meptrate10 mg twice for 5 days I have also done pelvic ultrasound and TSH and Prolactin test all were normal but the ultrasound suggested me that I have some very small cyst and it was a start of pcod . I started taking meptrate on 19jan-23jan but i still didn t got my periods yet though I had a vaginal bleeding i want to ask is there any chance of pregnancy?? Though I have taken the upt test 3 times and it was negative ?? Pls answer me soon