iam havin vericoceal moderate my soerm count was 7 millions actve motile serms r 40-45%. last six months iam taking clofert 25 , Lyco q 100, After six months my sperm count ts now 20millions And active 50-55%. But my wife is not yet coceived,her utrine scan says no problem. now our Dr: RX ed her Letrozole 2.5 mg for first 5 days of her menstruation. no w we r trying for a pregnency. Dr pls answe r me my problems