My Name Is Kavita .I Am Trying To Conceive From

My name is kavita .I am trying to conceive from two years but failed .I have pcos and thyroid and diabetes and late period of two months or more or very less blessing and overweight also.I want to know is it safe to take regestrone 5mg everymonth and what can I do for conceiving .plz give me suggestions. I am very depressed.