Abstract: Objective: To investigate the efficiency of comprehensive therapy on cracked teeth.Methods: Ninety-two cracked teeth were treated by comprehensive therapy,including occlusal adjustment,band stabilization,root canal treatment,filling,and all-crown restoration.All the patients were followed up for 1-3 years observed the symptoms and sign of the patients.Results: Eighty-four cases were cured and the success rate was 91.30%.The reason for most failure cases was improper time for treatment.Conclusions: Comprehensive therapy is an ideal method of treating cracked teeth for keeping tooth tissues as for as possible.