It is best to place the vaginal pessary with all of the woman’s one finger in order for it to be effective. Vaginal pessary is used to treat vaginitis in women and it is best to place it in the posterior fornix of the woman. Because the vagina is long and flexible, placing the pessary in the posterior fornix can give full effect to the medication and prevent the scum from flowing out. In order to achieve the deepest effect, you can place it on your back by sleeping on the bed with your legs apart and using your middle finger to put the medication into the vagina, always using your middle finger to place the pessary towards the back of the vagina to be able to put it into the posterior fornix.