Bleeding on the second day of using the anti-erosion pessary is mainly caused by the following reasons: 1, local chronic inflammation of the cervix or local inflammation of the vagina, resulting in relatively brittle mucous membrane tissues, and bleeding phenomenon occurs when contact is made. If the bleeding is not much, you can continue to use the medicine, and the bleeding phenomenon will disappear gradually.2. Because of precancerous lesions or cancerous lesions in the cervix, the insertion of solid suppositories leads to local contact bleeding, and it is recommended to do cervical cancer screening.3. Because of the relatively rough action when applying the medicine, or due to the relatively hard and long fingernails, which leads to the mucous membrane tissues are broken and cause bleeding, it is very necessary to cut the fingernails short before applying the medicine. It is necessary to cut the nails short before applying the medicine.