Not getting period since 2 mnths UPT neg

I am planning for conception and visited many doctors for this , they said that I have slight pcos, I went for one IUI cycle also but failed, thenafter I went to a homeapathy gyneacologist.she asked me to go fdor LH FSh test ald told me that I have increased LH so she will give me medicine to lower it.I took her medicines for 1 month and as a side effect I got my periods late by 22 days (which used to be regular 35 days cycle).Then second month again I got my periods late by 2 months.My LMP was 25.01.2019. I took UPT thrice and found negative.On 9 Mar 19 I went for LH test and found it to be 23.I googled and found that it is a condition just prior to ovolution sio I planned intercourse. I have not received my periods yet, I went to a doctor & she gave me duphaston & didn’t attend to my queries.Are there chances of pregnancy .Please guide what I should do. I am experiencing my breast soaring and large also.I am taking duphaston since 2 days but m not feeling satisfied