Hi I Am 31 Male Married 3yrs My Wife Have

Hi I am 31 male married 3yrs my wife have irregular period problem and has small cicts i her over she is under medication and doctor suggested us for iui and for me i have a very low sperm count and doctor had given me hucog 2000 i .u injection twice weakly for 3 month my question is how long do i take this injection and while taking this i can do sex pls advice