Trichomonas vaginalis can infect women with trichomonas vaginitis, and the treatment is oral metronidazole tablets, vaginal plugs of metronidazole suppositories or metronidazole effervescent tablets. Treatment is relatively easy, the main problem is that after treatment is easy to recur, to avoid recurrence of the treatment should pay attention to the following issues: 1, most of the cases of recurrence are repeated infections, in order to avoid repeated infections, underwear should be washed, ironed, sunshine. 2, pay attention to the treatment of sexual partners, because trichomonas vaginitis is transmitted through cohabitation, if you have trichomonas vaginitis, and children are not easy to cause infection between, but after cohabitation, the husband is easy to get this infection, so the husband is easy to get this infection. After the husband is prone to this infection, so we must pay attention to the treatment of sexual partners, male treatment is oral metronidazole tablets. 3, repeated treatment is still easy to recur to pay attention to whether it is not a combination of other infections, if a combination of other infections to be treated together.