If there is a mild vaginitis during pregnancy, it is usually enough to improve the daily life, but if the symptoms are more serious, medication should be used for treatment. 1. Mild vaginitis: Because the hormone level of women’s bodies will change after pregnancy, the normal pH environment of the vagina also changes, mild vaginitis can be washed with lukewarm water, keep the perineum clean and hygienic, change personal clothing, and observe dynamically. 2. Severe vaginitis: vaginitis symptoms are more serious, should be timely to the hospital for detailed physical examination, under the guidance of the doctor to use metronidazole, tinidazole and other drugs for intervention therapy, this type of drug may make the body dizziness, nausea and other adverse reactions, allergic to the drug components or severe liver insufficiency is prohibited. Pregnant women during pregnancy should pay attention to do a good job of prenatal checkups, actively listen to the advice of professional doctors to do a good job of comprehensive care and health care, pay attention to more rest, at the same time should be relaxed, to avoid nervousness, anxiety, there is any discomfort should be timely to the hospital, by the doctor to clarify the diagnosis and cooperate with the doctor to deal with the symptoms.