A bedsore infection may be accompanied by localized redness or even ulceration of the skin. Mild bedsores may be accompanied by localized redness of the skin and burning pain. In some cases, skin ulcers and subcutaneous tissue ulcers may also occur. In some severe cases, the patient may have exposed bone. In this case, there may be a combination of purulent infection of the subcutaneous tissue and osteomyelitis. Therefore, for mild decubitus ulcers, rest is the main treatment, and air cushions or foam pads are used for support. For some severe decubitus ulcers, in addition to the use of iodine povidone, hydrogen peroxide, rehabilitation of new liquid and other drugs to be applied to disinfect the treatment, if necessary, it is also necessary to consider the use of intravenous infusion of broad-spectrum antibiotics to be active anti-inflammatory treatment, and at the same time, it is necessary to strengthen the care of decubitus ulcers. Drugs should be applied under the guidance of a doctor.