A 14-Day Study of Racivir When Used in Combination in HIV-Infected Males

Inclusion Criteria Subjects may be eligible to participate if they: * Are males with HIV infection with a positive HIV antibody test * Have an HIV-RNA copy number of ≥ 5000 copies/ml (Roche assay) * Have CD4+ cell counts ≥ 50 cells/ml * Are 18-45 years of age, inclusive * Have a body mass index (BMI) ≥ 18 kg/m2 * Are antiretroviral nucleoside reverse transcriptase inhibitor-naive * Have read and understand the informed consent,and is able and willing to comply with study procedures Exclusion Criteria Subjects may not participate if they: * Have clinically significant ECG abnormalities * Have clinically significant abnormalities in any safety laboratory parameters * Have an ALT value ≥ 3xUNL * Have previously participated in this trial * Have participated in another trial of an investigational drug within the last 3 months or are currently participating in another trial of an investigational drug * Have a history of chronic alcohol or drug abuse within the last 6 months * Have a positive urine drug screening * Have a positive alcohol breath test * Have any medical or psychiatric condition, which in the opinion of the investigator would jeopardize or compromise the subject's ability to participate in this trial * Have a known hypersensitivity to any components of the trial medication or comparative drugs as stated in this protocol