Fishy odor in women is usually due to bacterial diseases caused by bacterial infections such as anaerobic bacteria and gartnerella. Women’s normal vaginal flora within the anaerobic bacteria, aerobic bacteria, lactobacillus and so on to maintain the normal balance of vaginal flora. When the body’s immune system declines, usually do not pay attention to perineal hygiene, sexual hygiene, abortion, IUD, childbirth and other gynecological procedures, may cause anaerobic bacteria, gartner bacteria and other overpopulation caused by bacterial gynecological inflammation, such as vaginitis, uterine inflammation, pelvic inflammation and so on. Bacterial infections such as anaerobic bacteria and gartner bacteria produce a large number of amines, and you will have a fishy odor, which is a typical symptom of bacterial vaginitis. Women with a fishy odor need to go to the hospital for a clear diagnosis, not to use drugs on their own to avoid adverse consequences.