Possibility of infertility by taking Phoenazax H 2 pills

Hi my 5 year old to prevent hereditary hair loss Phoenazx H. H. Doctor Given; I wanted to know if there was no problem with having a baby in the future (of course the doctor said you should cut it at that time) but Isn't it a problem?Or I go to the sperm test because I recently got a lot of stress; Sex I wanted to know if it can be treated or treated hard