Trichomonas vaginalis is a gynecological vaginitis caused by Trichomonas vaginalis, which is also a sexually transmitted disease. Trichomonas vaginalis is clinically characterized by frothy leucorrhea, which is foul smelling and itchy, and can be diagnosed as trichomonas vaginalis if trichomonas is found during vaginal discharge examination. The treatment of trichomoniasis generally requires the couple to be treated together. The female partner is required to take oral metronidazole tablets twice a day, two tablets each time, and vaginal plugs of metronidazole, one tablet each time, once a day, for about 7 to 10 days, and the male partner is also required to take oral metronidazole tablets twice a day, two tablets each time, for about 7 to 10 days, and not to have intercourse during treatment. You should not have intercourse during the treatment period, eat a light diet and not eat spicy and irritating hair products. Trichomonas vaginalis is a kind of gynecological vaginitis that can be transmitted through sexual intercourse, and the examination can reveal Trichomonas vaginalis, which is usually manifested as foamy vaginal discharge.