Trichomoniasis is caused by Trichomonas vaginalis and is one of the more common diseases in women. The disease is usually transmitted directly through sexual intercourse or through public baths, tubs, bath towels, swimming pools and toilets. When a woman is infected with Trichomonas vaginalis, she often feels itching, burning and even pain in the vulva and vagina, while the leucorrhea increases, mostly yellowish-white, purulent and foamy, with a foul smell. During the treatment of this disease, stop sexual intercourse and strictly forbid to enter public baths or swimming pools. Health care measures: 1, the patient is strictly prohibited to enter the public bath or swimming. 2. Strictly follow the doctor’s instructions for drug treatment. 3. Wash the vulva daily and change underwear regularly. Stop sexual intercourse during treatment. 4.Underwear, towels and bath tubs should be used alone. Boil and disinfect the underwear and towels after use, and scrub the bath tub with 1% lactic acid. 5.When there is vulvar itching and other symptoms, use Chinese medicine vulva douche sitz bath, do not scratch, so as not to break the vulvar skin mucosa, secondary infection. 6, the husband should go to the urology department for examination, if trichomonas is found in the urine, treatment should be carried out at the same time.