Insufficient enrollment

The main objective of this study is to compare the safety and efficacy of an enfuvirtide containing regimen to a nucleoside combination regimen. Resistance information will also be collected.

Inclusion Criteria:

• CD4 cell count greater than 50 cells/mm^3
• HIV-1 RNA viral load greater than or equal to 5000 copies/mL
• Patients must be HIV treatment experienced
• Patients diagnosed with HIV-1 infection

Exclusion Criteria:

• Female patients must not be able to have children or must be under effective contraceptives
• Female patients who are pregnant
• Have taken enfuvirtide and/or T-1249 before
• Have serious kidney problems
• Alcohol and/or drug abuse
• Have had an organ transplant