Ear piercing pus mostly refers to bacterial infection after piercing the earlobe, and the treatment includes general treatment and medication. 1. General treatment: remove the earrings or studs to avoid irritation to the affected area, keep the affected area clean, don’t touch it with your hands, don’t eat stimulating food, don’t drink alcohol to avoid aggravation of the infection. 2. medication: you can use iodophor solution to wipe the ear hole area, wipe the pus clean, disinfection, and then external erythromycin ointment, mupirocin ointment and other medications for treatment, and in severe cases, oral medication is also needed, such as levofloxacin, cefdinir and so on, to prevent the infection from aggravating. In the process of treatment, we must listen to the doctor’s guidance, safe and reasonable application of external as well as oral medication, do not unauthorized use of drugs.