Swelling and pain at the end of the tooth where no tooth grows is most commonly caused by the eruption of wisdom teeth, and it is recommended that you seek medical attention for a peri-coronal flossing treatment or removal of the wisdom teeth. Normal teeth erupt completely around the age of thirteen, while wisdom teeth begin to erupt one after another around the age of eighteen; due to the wisdom teeth in the second molar that is, the last side of the normal teeth, so the space for eruption is small, resulting in most of the wisdom teeth tilted to grow and can not be erupted normally, resulting in wisdom teeth in the eruption of the gums around the crown easy food blockage of inflammation and swelling and pain symptoms. It is recommended to consult a doctor for symptomatic treatment of the above symptoms. If the wisdom teeth can erupt normally, it is only necessary to carry out peri-coronal rinsing and medication to eliminate the inflammation and wait for them to erupt on their own; if the growth of the wisdom teeth is skewed and can’t erupt normally, then it is necessary to carry out the extraction of wisdom teeth after eliminating the swelling and pain of the gums at a later stage.