ABT-378/Ritonavir and Efavirenz in HIV-Infected Patients Who Have Taken More Than One Protease Inhibitor in the Past
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government.
Read our disclaimer for details.
The purpose of this study is to see if ABT-378/ritonavir plus efavirenz is safe and effective in lowering the amount of HIV in the blood of patients who have been treated with more than 1 protease inhibitor (PI).
Condition or disease
Drug: Lopinavir/RitonavirDrug: Efavirenz
All patients take ABT-378/ritonavir and efavirenz; there are no placebos in this study. Patients take study medications for 48 weeks, during which time there will be 15 study visits. There is a possibility of a study extension after 48 weeks.
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Layout table for eligibility information
Ages Eligible for Study:
Child, Adult, Older Adult
Sexes Eligible for Study:
Accepts Healthy Volunteers:
Patients may be eligible for this study if they:
Have a viral load (level of HIV in the blood) of at least 1,000 copies/ml.
Have been receiving stable (no changes) anti-HIV treatment that includes at least 1 PI for at least 8 weeks prior to study entry.
Have received more than 1 PI for at least 12 weeks each at some time in the past.
Patients will not be eligible for this study if they:
Have had any active opportunistic (AIDS-related) infections within the past 30 days.
Have ever received nonnucleoside reverse transcriptase inhibitors (NNRTIs), such as delavirdine, nevirapine, or efavirenz.