An Open-Label Safety Program for the Use of Zalcitabine (Dideoxycytidine; ddC) in Pediatric Patients With Symptomatic HIV Infection Who Have Failed or Are Intolerant to AZT Monotherapy, or Who Have Completed Other ddC Protocols, or Are Ineligible for Other Ongoing Clinical Studies

Inclusion Criteria

Patients must have:

• Symptomatic HIV infection.
• Failure on or intolerance to AZT monotherapy OR completed other ddC protocols OR been ineligible for other ongoing clinical trials.
• Consent of parent or guardian required.

Note:

• Patients who do not meet the eligibility requirements may discuss their cases with the medical monitor.