Trichomonas vaginitis is usually characterized by abnormal, frothy discharge, vulvar itching, burning and other symptoms, and is usually treated by oral metronidazole or vaginal administration. Trichomonas vaginitis is caused by the infection of Trichomonas vaginalis, after infection, there will be abnormal secretions, which are foamy, and the secretions are thin and purulent, accompanied by odor. In addition, there may be burning and pain in the vulva and discomfort during sexual intercourse. Trichomonas vaginitis is usually transmitted through sexual intercourse, and both husband and wife need to participate in the treatment together, the treatment usually uses drugs such as metronidazole, but metronidazole is a drug that can easily cause digestive tract irritation when used, and it is important to pay attention to not drink alcohol when using it. When using the vaginal medication, you need to prohibit sexual intercourse. If patients with trichomonas vaginitis, it is recommended to go to the hospital in time to improve the relevant examination, under the guidance of the doctor for standardized treatment, avoid unauthorized use of drugs.