An occlusive pessary is generally used in combination with spermicide as a contraceptive. The pessary compresses the urethra against the symphysis pubis and elevates the bladder neck. A pessary is most commonly used to treat prolapse of the uterus. A 3 mg vaginal pessary is inserted once or twice daily for 5-10 days. A therapeutic pessary is a medical device similar to the outer ring of a diaphragm. A pessary is a medical device that is inserted into the vagina. Mild cases may be treated with a pessary together with hormone replacement therapy. It described a pessary of crocodile dung and fermented dough. Treatment options are rarely needed, and include exercises, a pessary, manual repositioning, and surgery.