This is a 96 week study to determine if UK- 453,061 in combination with Truvada is as efficacious, safe and tolerable as efavirenz in combination with Truvada in HIV-1 infected patients who have not been previously treated with antiretroviral drugs.
UK-453,061 500 mg tablets PO QD + Tenofovir DF 300 mg/Emtricitabine 200 mg tablets PO QD.
UK-453,061 750 mg tablets PO QD + Tenofovir DF 300 mg/Emtricitabine 200 mg tablets PO QD.
Efavirenz 600 mg tablets PO QD + Tenofovir DF 300 mg/Emtricitabine 200 tablets mg PO QD.
Buenos Aires, Argentina