Gardnerella positive is contagious and can be transmitted through sexual contact. Gardnerella is a group of gram stain negative or positive short bacilli, is one of the common vaginal colonization of bacteria in women of childbearing age, in the infection can cause bacterial vaginosis, cause tubal pregnancy, premature rupture of membranes, premature birth of newborns, post-partum sepsis, puerperal fever, urinary tract infections, infertility and so on. For patients who are positive for Gardnerella, they can choose vaginal drugs (such as metronidazole suppositories, tinidazole suppositories, etc.) or oral drugs (such as metronidazole tablets, clindamycin, etc.) for treatment, and it is recommended that husband and wife undergo treatment together to prevent secondary infection. If there is an abnormal result of Gardnerella test, it is recommended to consult a doctor in time, clarify the cause of the disease with the help of the doctor and carry out targeted treatment or therapy.