Wisdom tooth pericoronitis can choose between local and systemic medication, local medication has 3% hydrogen peroxide solution and saline, systemic medication can be oral amoxicillin capsules or cefixime capsules with metronidazole or tinidazole. 1. Local medication: Rinse the blind bag with 3% hydrogen peroxide solution and saline repeatedly and alternately until there is clear liquid overflow in the blind bag, then put iodized glycerin in the blind bag. 2. Systemic medication: Oral amoxicillin capsule or cefixime capsule can be chosen for wisdom tooth pericoronitis, with metronidazole or tinidazole is more effective. During the attack of wisdom teeth pericoronitis, eat a light diet, do not eat spicy and stimulating food, avoid staying up late, and rinse your mouth with salt water after meals. Wisdom tooth pericoronitis can not blindly use their own medication, timely to the hospital, under the guidance of the doctor to choose a reasonable drug is safer.