Simplified Treatment of Anti-retrovirus in China (C-STAR)

This observational study is collecting data on people living with HIV in China who have chosen to use a simplified antiretroviral treatment regimen, to better understand how well these simpler treatment approaches work in real-world settings. **You may be eligible if...** - You have been confirmed to have HIV-1 infection - You agree to use a simplified treatment regimen - You agree to have your CD4 count (immune cells) checked at least every six months **You may NOT be eligible if...** - You have participated in an HIV vaccine trial or another drug trial in the past 3 months - You are unlikely to complete all scheduled follow-up visits (due to poor compliance or serious illness) - You have a history of resistance or allergic reaction to the medications used (lopinavir/ritonavir or lamivudine) Talk to your doctor to see if this trial is right for you.