The most common cause of a burning sensation in the vagina is bacterial vaginosis due to Gardnerella infection. In addition to the burning sensation in the vagina, it is accompanied by vaginal discharge with a fishy odor, and the vaginal discharge will be increased and yellowish in color. In clinical practice, the main treatment is anaerobic infection, for example, you can take oral metronidazole tablets or tinidazole tablets for 3-5 days. In addition, it is recommended that after vaginal douching with 10% Jelin, then inserting compound metronidazole suppositories or tinidazole suppositories, and the symptoms will disappear after 7 consecutive days of medication. For patients with burning sensation in the vagina, it is recommended to do routine laboratory tests to exclude the possibility of other bacterial infections.