Potassium permanganate can be diluted with hot water, for example, the concentration used is often 1/5000, which means that the finished potassium permanganate water will be about a light pink color. Potassium permanganate is a strong oxidizer and is mainly used as a disinfectant for trichomoniasis or bacterial vaginosis. In addition, it is also used as a disinfectant for the vulva after childbirth, such as using 1/5000 of potassium permanganate water to rinse the vulva and keep it locally clean. Potassium permanganate can be flushed with hot water, especially when the postpartum wounds are not healing well, you can use hot water to flush the potassium permanganate and then take a sitz bath on the top side to promote local blood circulation, which can make the wounds heal as soon as possible.