Vaginal plugs can usually be placed in the back of the vaginal vault at night before bedtime. Vaginal inserts can be used at night before going to bed, before using the drug, it is necessary to carry out vulvar cleansing, wash the vulva and then wash your hands, wear sterile gloves or finger cots, squat or lie on your back and bend your legs, put the drug in the vaginal opening, use your forefinger to put the drug into the vaginal depths, it is best to put it into the back of the vaginal fornix, which will enable the drug to be better absorbed. You can also utilize a drug applicator and put the drug on the applicator and push it deep into the vagina. Once the drug is inserted, lie down, so as to prevent the drug from falling out under the effect of gravity, so it is best to use it before going to bed. You can’t have sex during the plugging period, and the plugging is prohibited during menstruation.