It is possible to apply erythromycin ointment to abrasions, because abrasions can easily cause skin infections if not treated well. Because there are many parasitic bacteria on the surface of the skin, the most common is Staphylococcus aureus, if it is an abrasion, it can lead to damage to the skin barrier function, especially easy to cause bacterial infection, at this time the application of erythromycin ointment can play a certain anti-inflammatory, bactericidal, anti-inflammatory effect. At the same time can also be applied externally Ravnol solution, 2 times a day, 1 time 20 minutes. And if there is a large amount of purulent exudate, and pus crust, you can apply oral antibiotic treatment plan, such as oral amoxicillin capsules, roxithromycin capsules, azithromycin granules. If the effect is not satisfactory, it can also be treated with static doses of sodium penicillin injection and cefoxitin sodium injection.