Trichomoniasis usually refers to trichomonas vaginitis, in which patients experience symptoms such as vulvar itching and increased vaginal discharge. Trichomonas vaginitis is an inflammation of the vagina caused by Trichomonas vaginalis infection. After infection, patients will experience itching of the vaginal opening and vulva, and increased vaginal discharge, which is a thin, purulent, grayish-yellow, yellowish-white, or yellowish-green foamy discharge with a foul odor. Trichomonas vaginitis is mostly treated with medication, using nitroimidazole drugs such as metronidazole and tinidazole for systemic and local vaginal medication. Sexual partners should be treated at the same time during treatment to avoid repeated infection after cure. Sexual intercourse should be avoided during treatment. Women who have trichomonas vaginitis need to consult a doctor in time and be treated under the guidance of the doctor. Usually keep the vulva clean, wear loose and comfortable clothes, do not use irritating lotion to wash the vulva.