Hello dear Understand your concern PCOS is very complex disease. Main reason is insulin resistance, hormonal imbalance that lead to irregular period, no ovulation/ovarian dysfunction. Yes PCOS cause infertility problem as period and ovulation is irregular. I will mange PCOS case as below: First get the done following investigations: reproductive hormone analysis, Blood sugar, Lipid profile and ovarian follicle. Now following are the aim of treatment: Regularize the period, reduction of weight and increased insulin sensitivity, induction of ovulation, cure the hormonal imbalance and treatment of hirsutism. Oral contraceptive or primolut N: should be given for at least 6 months to regularise the period Metformin: It maintain glucose homeostasis and also induce the ovulation Spironolactone: Also help in the induction of ovualtion Hirsutism should be treated by topical eflornithine If not respond to above drugs following drugs can be stsrted Clomiphene citrate: aloso induce the ovulation and help in maintaining fertility Ovrain surgery like dreeling is the last option if medicin will not work. If fertility occur in the future: FSH analogue IVF should be used Diet and life style modification: Drink plenty of waters, eat helthy diet, fresh fruits and green leafy vegetables, avoid excessive sweets and yogurts, Avoid fatty/spicy/salty foods Reduce weight by 10-12 percent by regular exercise like walking. running, swimming, cycling and yoga. Hope this may help you Best regards Dr. Sagar