Dr. I am suffering from pcod from last 16 year and my period was not regular so I went to a Dr. she gave me krisom 35 after taking that medicine my periods got regular but for some day then I went to one gynecologist she gave me geocyst medicine and menoreg syrup for 3 months then again the same thing happened that my periods was irregular again again she told me to take loette for 3 months but she told me to take this medicine from your 3day of your periods and with that she gave me mychiro and cycloset syrup for 3 months till with that medicine my periods was regular now she told us that we will go for pregnancy for that she gave me letrozole 2.5 mg for 5 days 10 tablets and she told me that I had to take from 3 day of my periods and with that she told me to take Folizorb in morning and ovifert morning and evening and valest 2 she told me to take morning and evening I want to know that from all these medicine shall I convince and if I convince it will effect my baby in any case means is there any chance that baby born with abnormality or in future I get any side effects or any kind of cancer please help me out.