Generally speaking, it is recommended to use 4% sodium bicarbonate and dilute it with warm water at ordinary times. Generally, it is enough to use about 250ml of water every night. The specific operation and use are sometimes described in detail in the manual. Because this is a weakly alkaline drug, and our vagina needs to maintain a weakly acidic environment, it is recommended that you do not use this drug for too long, so as to avoid the long-term effect of the drug and destroy the normal flora, which is not worth the candle.