Dear doctor, My misses having start treatment of infertility Dr. give her letrezol 5 mg for 5 days ,Progynova 2 MG Tablet for 8 days ,for for growth of folica after they give injection hsg 10000 for ovulation After ovulation they do iui now they give duphaston 10 mg Since few days means 2-3 days my wife having little pain in left breast & fill little size of lumps inside breast So possibility above medicine having side effects if yes how much time this effect is seen Is this any danger.