<qa>  What is the maximum tolerated dose for the duration of the study?Patients will have a screening visit and visits at entry and Weeks 6, 12, 18, and 24. Patients are required to fast no food or drink except water for 4-12 hours for the screening visit, entry visit, and at Weeks 12 and 24. Targeted physical examinations, blood chemistries, liver function tests, HIV-1 RNA, CD4CD8 cell counts, hematology, and lactate assessments will be done. Patients will also have a small skin biopsy at entry and Week 24. Patients will begin with 1 tablet of ALC twice daily and escalate dosage to a target dose of 3 tablets daily. They will remain on the 3-tablet dose or a maximum tolerated dose for the duration of the study 24 weeks. 