Welcome to HCM.
Probably your doctor reveals small cyst in the ovary in your test report. It may interfere with ovulation. So your doctor gives those medicine.
You have to regularize your period by medication and have sex around ovulation time to get highest possibility of pregnancy. Duphaston
tab is given to treat progesterone deficiency
Control your body wt by regular exercise,avoid stress
,take healthy diet, Vit-E supplements and proper sleep.These will increase pregnancy rate