Sores may be bedsores, frostbite, or scabies, which require anti-inflammatory, blood circulation and insecticidal medications. 1. Decubitus ulcers: also known as pressure ulcers, is due to prolonged bed rest or localized pressure and lead to tissue ischemia, damage, ulcers, or even necrosis, in this regard, the main thing to do is to give some anti-inflammatory and promote the growth of epidermal cells of the ointment treatment, such as mupirocin ointment anti-inflammatory, recombinant epidermal growth factor gel to promote the healing of the wound. 2. Frostbite: it is due to the low temperature of the environment and lead to the skin of the distal part of the limb microcirculation disorders, the treatment can be given to promote local blood circulation of the skin of the drug treatment, such as frostbite cream. 3. Scabies: a skin disease caused by the infection of scabies, in the treatment of the need to give insecticidal drugs, such as sulfur ointment. Due to different causes, the choice of drugs will have some differences, the specific medication must strictly follow the doctor’s instructions.