Trichomonas infection should refer to the Trichomonas vaginalis infection, the treatment is mainly the use of metronidazole, usually about 7 days can be cured, some may recur. Trichomonas vaginalis can be transmitted directly through sexual intercourse or indirectly through sharing towels, bath tubs, etc. Symptoms of Trichomonas vaginalis infection are usually not obvious in men; in women, the main manifestations are increased vaginal discharge, foamy, foul-smelling, yellowish-green leukorrhea, etc. The symptoms of Trichomonas vaginalis infection are not obvious. Trichomonas vaginalis infection requires systemic medication, commonly used oral medication is metronidazole, it is recommended that husband and wife are treated together, usually about 7 days can be cured, some of the cured may recur. Regular checkups are needed in the first three months after the infection starts. High-temperature disinfection is recommended for supplies in close contact, such as underwear and towels. If vaginal itching, abnormal leukorrhea and other symptoms occur, it is recommended to go to a regular hospital for examination, to clarify the cause of the disease, and then follow the doctor’s instructions to deal with the treatment.