Inclusion Criteria

Concurrent Medication:

Allowed:

• Antiretroviral therapy.
• Coenrollment in a therapeutic protocol if begun at least 30 days following the week 20 immunization.
• Routine immunizations if given more than 1 week before or after study vaccine.

Patients must be:

• > 37 weeks gestation and < 72 hours of age born to HIV-infected women.
• NOT born to women who received either passive or active immunotherapy during pregnancy.
• NOT breast-fed.
• NOT born to women who are hepatitis B surface antigen positive.
• Receiving AZT at study entry (except infants enrolled in ACTG 076).

NOTE:

• Parent or guardian must provide informed consent and be willing to comply with study requirements.

Exclusion Criteria

Co-existing Condition:

Patients with the following symptoms or conditions are excluded:

• Documented or suspected serious bacterial infection, metabolic illness, or other immediate life-threatening conditions.

Concurrent Medication:

Excluded:

• Passive or active HIV-specific immunotherapy other than the study candidate vaccines.
• Investigational medications.