i am 44, on 22/06/17 semen analysis shows 2-4/hpf pus cells, all other parameters were perfect & my semen grading was good, but in semen culture reports says there is no micro organism growth after 48 hrs, senior urologist advice me to take septron ds & levoflox 500 mg for 10 days for UTI or infection, on 12/07/17 i did my semen analysis again now it shows pus cell has increased to 6-8/hpf, semen cluture report is awaited, pls advice semen grading is good