Reproductive tract infections (RTIs) is one of the most common disease of reproductive age women. This disease imposes negative impacts on reproductive health, working and quality of life of women. According to the World Health Organization (WHO), there are about 50% of reproductive age women have RTIs, mainly focus in developing countries. In Vietnam, the rate of RTI is relatively high, ranging from 40-80%, depend on research. Notably, this rate increased in rural areas as in Ha Nam low-lying rural (58.39%); Hai Duong delta rural (52.0%).