If you suffer from trichomonas vaginitis, metronidazole is best to take 1 tablet in the morning and 1 tablet in the evening, 7 consecutive oral, and both husband and wife at the same time oral, women try to use jellies to rinse the vagina, and then use metronidazole vaginal gel or vaginal suppository vaginal plugs, plugging once a day, continuous use for a week. During the use of medication can not have intercourse, try not to drink alcohol, pay attention to the hygiene of the vulva, wear cotton underwear, do not wear tight pants. Once infected with trichomoniasis, you should take measures to prevent the infection from spreading to other people. Disinfect your underwear, bed linen, public toilets, and take your clothes to the sun, and disinfect your washing utensils, such as the bathtub, as much as possible.