How long it takes to recover from wisdom tooth pericoronitis depends on the severity and extent of the condition, and usually takes about a week, with a longer recovery time if the extent and scope is more severe. Generally wisdom teeth pericoronitis may recover in about a week. If you are in the acute stage of wisdom tooth pericoronitis, if you pay attention to rest, use mouthwash to improve the effect of local cleaning of the mouth or take oral medication such as metronidazole under the guidance of a doctor, usually one week after the onset of pain, fever and other discomfort symptoms will gradually ease. If the degree of wisdom tooth pericoronitis is more serious and the lesions are more extensive, the recovery time may be relatively longer. It is recommended that more serious wisdom teeth pericoronitis, active treatment, follow the doctor’s instructions for medication.