Tiger teeth, which are also clinically known as cuspids, with severe wear and pain on the inner side need to be checked for pulpal conditions, symptomatic root canal treatment or crown restoration, and restoration of occlusal relationship for the cause. 1. Symptomatic treatment. If the inner side of the cusp is worn down, if the symptoms of pulpitis have already appeared, root canal treatment is needed to fill, if the wear has not reached the pulp cavity, desensitization treatment is needed to restore the crown to protect the tooth from further wear. 2. Treatment of the cause. To find the cause of severe cusp wear, it can be seen in both sides of the back teeth are missing without restoration, excessive use of the front teeth chewing caused by wear, therefore, the need for prosthetic restoration, to restore the normal occlusal relationship, to reduce the degree of wear of the front teeth. Excessive wear and pain of the tiger teeth, it is recommended to go to the hospital in time to avoid pain or bite imbalance affecting the chewing function.