Generally, it is possible to use a Band-Aid on a small abrasion wound, but for larger abrasions, the use of a Band-Aid is generally not recommended. For abrasions smaller, more superficial, no obvious bleeding wounds can be used Band-Aid. Patients can sterilize the wound with povidone-iodine and then bandage it with a Band-Aid. Some drugs inside the band-aid, such as benzalkonium bromide, can play a role in preventing bacterial infection and promoting wound healing, and patients are advised to change the band-aid regularly. If the patient’s abrasion area is large, with obvious bleeding wounds, it is recommended that the patient use iodine povidone to disinfect the wound to avoid the presence of foreign objects in the wound, and then use gauze and other wounds to bandage the wound, to prevent the wound from being contaminated and lead to infection. At this time, band-aid is not suitable for larger wounds due to size issues. It is recommended to go to the hospital in time after the injury to check, under the guidance of the doctor to carry out the appropriate treatment.