Research Article

Buprenorphine and Methadone as Opioid Maintenance Treatments for Heroin-Addicted Patients Induce Oxidative Stress in Blood

Figure 2

GSH concentration and catalase activity in the control (), the BMT (buprenorphine) (), and the MMT (methadone) () groups. ,Significantly different compared to the control group ( and , respectively). #Significantly different compared to the buprenorphine group ().