Methods The effects of ornidazole and tinidazole on the treatment of adult periodontitis were assessed by the coloration of Congo red and the analysis of biochemical enzymes.

• 方法应用刚果红染色计数、全自动生成酶分析等方法,检测两组患者局部用药前后各项临床指标、细菌学指标及生化指标的变化,对比评价两种药物对成人牙周炎的治疗作用。