Nifurtimox vaginal tablets can be used continuously for one month in six months of pregnancy. Nifurtimox inhibits bacterial growth mainly by interfering with its enzyme system, and it is difficult to cross the placenta and has no teratogenic effect. Nifurtimox is an anti-infective drug, mainly used for bacterial vaginosis, trichomonas vaginitis, candida vaginitis and vulvovaginitis. The main ingredient of this medication is nifurtimox, which can be used by pregnant women, and the medication itself is relatively safe and does not increase the risk of abnormalities in the baby’s development. The drug should be used under the supervision of a doctor, and is contraindicated for those who are allergic to nifurtimox. During the use of nitrofurantel, pay attention to monitoring the adverse effects of the drug, if there are symptoms of discomfort, communicate with the doctor in a timely manner.