Efficacy of carbamide peroxide on tetracycline teeth / 中华医学美学美容杂志

ABSTRACT

Objective To evaluate the long-dated therapeutic dfficacy of carbamide peroxide on tetracycline teeth. Methods 10 % carbamide peroxide was prepared as a bleaching solution for the treatment of tetracyclineteeth. 306 patients were treated with aspecial bleaching salver containing the solution for 7-10 h in aperiod of 10-30 d. The color changes of the teeth were observed. Follow-up data were obtained in 201 patients. Results Effective rate of bleaching was 86.6% in patients with tetracycline teeth. After following-up for 6 months in 201 patients, 14.6% of them returned to the original color of teeth, but there was still a high-rate of satisfaction after 1-2 years follow-up, in which 30 patients received repeated therapy every two years for 11 years with satisfactory results. Conclusion 10% carbamide peroxide in the treatment of tetracycline teeth is an effective method. The lighter in teeth color, the better the effect of bleaching. But the therapeutic efficacy is instable and a long-dated satisfaction can be obtained with repeated treatment.