The Safety and Effectiveness of (+)-Calanolide A in HIV-Infected Patients Who Have Never Taken Anti-HIV Drugs

Inclusion Criteria Patients may be eligible for this study if they: * Are at least 18 years old. * Agree to use effective methods of birth control during the study. * Have a CD4 cell count of 200 cells/mm3 or more. * Have HIV levels of 5000 copies/ml or more. Exclusion Criteria Patients will not be eligible for this study if they: * Have abnormal blood tests. * Have had a reaction to study medication. * Have a history of opportunistic (AIDS-related) infection or cancer. * Are being treated for active pulmonary tuberculosis. * Have a fever of 39 degrees C or more within 14 days of beginning study treatment. * Are unable to take medications by mouth. * Have an abnormal chest X-ray or ECG within 30 days of beginning study treatment. * Have hepatitis, hemophilia, or other blood disorder. * Have significant heart, stomach, intestinal, liver, nerve, or kidney problems. * Have a condition which may affect ability to participate in this study, such as drug or alcohol abuse or a serious mental disorder. * Have taken anti-HIV drugs in the past. * Are taking certain medications. * Have had a blood transfusion within the 3 months prior to entering the study. * Have had radiation or chemotherapy within 16 days before the screening visit or plan to receive such treatment during the study. * Are pregnant or breast-feeding.