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CompletedNCT00000990Updated Nov 1, 2021

The Safety and Effectiveness of Zidovudine in the Treatment of HIV-Infected Children With Mild to Moderate Symptoms

A Phase 2 interventional study of Zidovudine in HIV Infections, sponsored by National Institute of Allergy and Infectious Diseases (NIAID). Completed at 33 sites in United States. Open to participants aged 3 Months to 12 Years. Per ClinicalTrials.gov, last updated 2021-11-01.

Sponsored by National Institute of Allergy and Infectious Diseases (NIAID) · Phase 2, Interventional, and Treatment

Phase
Phase 2
Study type
Interventional
Enrollment
224
Ages
3 Months to 12 Years
Sex
All
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Study summary

To determine the safety and usefulness of zidovudine (AZT) for the treatment of children 3 months to 12 years of age. This study is designed to determine if children who are infected with HIV and who have a special type of lung disease called lymphocytic interstitial pneumonitis (LIP) or other early symptoms of HIV infection may derive benefit from treatment with AZT. It is hoped that this drug will prevent children from developing additional symptoms and infections and will help resolve already existing symptoms.

AZT has been shown in the laboratory to inhibit the infection of cells by HIV. AZT has been shown to decrease the mortality and the frequency of opportunistic infections in certain adult patients with symptomatic HIV infection. It is, therefore, likely that symptomatic HIV-infected children may also benefit from specific antiviral therapy.

Read the detailed description

AZT has been shown in the laboratory to inhibit the infection of cells by HIV. AZT has been shown to decrease the mortality and the frequency of opportunistic infections in certain adult patients with symptomatic HIV infection. It is, therefore, likely that symptomatic HIV-infected children may also benefit from specific antiviral therapy.

Children who participate in the study are evaluated at a hospital outpatient clinic and are under the care of a specialist in pediatrics. Of the children who participate in the study, half receive AZT syrup and half receive a placebo (sugar solution). The investigator does not know which medication each child receives as this is decided by a random process. The children take the medication in a strawberry-flavored clear syrup every 6 hours (4 times a day), for a period of 2 years or 104 weeks. The children are monitored on an outpatient basis while receiving therapy and the tests performed on admission to the study are repeated several times during treatment. Blood samples are obtained once a week for the first 4 weeks, every other week for the next 4 weeks, and then monthly until the end of the study. At certain sites, Cerebrospinal fluid (CSF) is collected by lumbar puncture every 52 weeks to evaluate infection involving the brain and nervous system. An independent committee reviews the data collected on the children every 6 months. The drug is stopped or the dose reduced if unacceptable side effects develop. AMENDED: As of August 7, 1989 the study blind was broken, the placebo arm discontinued and the study closed to accrual as of September 25, 1989. The 6 children enrolled in the study have been offered AZT.

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Conditions studied

  • HIV Infections

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Keywords

  • AIDS-Related Opportunistic Infections
  • Pulmonary Fibrosis
  • Zidovudine
03

In context

HIV Infections

4,257 studies on the registry are indexed under HIV Infections; 240 are open to participants now.

This study's enrollment of 224 is above the median of 83 across 3,250 interventional studies indexed under HIV Infections.

Browse HIV Infections studies →

Lead sponsor

National Institute of Allergy and Infectious Diseases (NIAID) is the lead sponsor of 2,401 studies on the registry; 179 are open to participants now.

Of its 396 completed or terminated interventional studies of FDA-regulated products, 294 (74%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
3 Months to 12 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

Concurrent Medication:

Allowed:

  • Prophylaxis for Pneumocystis carinii pneumonia (PCP) in children with AIDS or CD4 cell count = or \< 500 cells/mm3.

Children must demonstrate the following clinical and laboratory findings:

  • Laboratory evidence of HIV infection as demonstrated by either a positive viral culture or detectable serum p24 antigen or = or > two positive tests for HIV antibody, which must be determined by a federally licensed ELISA test and confirmed by Western blot.
  • Children \< 15 months of age, who are thought to have acquired HIV through perinatal transmission and whose only laboratory evidence of HIV infection is a positive antibody test, must also have one or more of the following laboratory criteria indicative of immunologic abnormality:
  • hypergammaglobulinemia (IgG or IgA) defined as greater than the upper limit of normal for age-adjusted normals; absolute depression in the CD4+ cells to = or \< 500 cells/mm3; decreased helper/suppressor ratio \< 1.0; depressed in vitro mitogen response to at least one antigen/mitogen.
  • Absence of serious bacterial infections as defined in Exclusion Criteria requiring therapy at the time of entry.
  • Hemophiliacs are included.

Exclusion criteria

Exclusion Criteria

Co-existing Condition:

Children will be excluded for the following reasons:

  • Recurrent or life-threatening toxicity. Several allergic reactions such as exfoliative erythroderma, anaphylaxis, or vascular collapse. The presence of one or more of the indicator diseases of AIDS, such as opportunistic infections, malignancy, recurrent bacterial infections, or encephalopathy. Development of two or more episodes of recurrent varicella zoster infection or chronic zoster defined as = or > 30 days duration. Development of AIDS related complex, with failure to thrive, persistent or recurrent oral candidiasis, plus at least one of the following:
  • Diarrhea that is either persistent or recurrent, lymphadenopathy at two or more noncontiguous sites, organomegaly, nephropathy manifested by nephrotic syndrome without evidence of renal failure, two or more episodes of herpes stomatitis or one or more episodes of herpes zoster within a 1 year period; plus at least one of the following:
  • hypergammaglobulinemia, depression in the CD4+ cells to = or \< 500/mm3, decreased helper/suppressor ratio \< 1.0, depressed in vitro mitogen response to at least one antigen/mitogen.

Concurrent Medication:

Excluded:

  • Hepatotoxic drugs.
  • Steroids for lymphocytic interstitial pneumonitis (LIP).
  • Prophylaxis for oral candidiasis, or otitis media.
  • Immunoglobulin therapy.
  • Chronic use of drugs that are metabolized by hepatic glucuronidation.

Concurrent Treatment:

Excluded:

  • Supplemental oxygen treatment for lymphocytic interstitial pneumonitis (LIP).

Children will be excluded from the study for the following reasons:

  • AIDS-defining opportunistic infection or neoplasm.
  • Unexplained recurrent, serious bacterial infections (= or > 2 within a 2-year period) including sepsis, meningitis, pneumonia, abscess of an internal organ, and bone/joint infections caused by Haemophilus, Streptococcus, or other pyogenic bacteria.
  • Encephalopathy.
  • One or both of the following:
  • Failure to thrive, defined as a child who crosses two percentile lines on the growth chart or a child who is less than the fifth percentile and does not follow the curve; and/or persistent (= or > 2 months) oral candidiasis despite appropriate topical therapy.
  • Children with lymphocytic interstitial pneumonitis (LIP) who are steroid dependent or requiring supplemental oxygen or who have a pretreatment PaO2 \< 70 mmHg.
  • Children who qualify for the entrance criteria to open-label zidovudine (AZT) or AZT plus or minus gammaglobulin.

Prior Medication:

Excluded:

  • Rifampin or rifampin derivatives.
  • Antiretroviral agents.
  • Zidovudine (AZT).
  • Excluded within 2 weeks of study entry:
  • Other experimental therapy.
  • Drugs which cause prolonged neutropenia or significant nephrotoxicity.
  • Excluded within 4 weeks of study entry:
  • Immunomodulating agents including immunoglobulin, interferon, isoprinosine, and IL-2.

Prior Treatment:

Excluded within 4 weeks of study entry:

  • Lymphocyte transfusions.

Active alcohol or drug abuse.

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Study design

Phase
Phase 2
Primary purpose
Treatment
Masking
Double
Enrollment
224 participants

Interventions

  • DrugZidovudine
06

Study locations

33 sites
  • Kaiser Permanente / UCLA Med Ctr
    Downey, California 902422814, United States
  • Long Beach Memorial (Pediatric)
    Long Beach, California 90801, United States
  • Children's Hosp of Los Angeles/UCLA Med Ctr
    Los Angeles, California 900276016, United States
  • Martin Luther King Jr Gen Hosp / UCLA Med Ctr
    Los Angeles, California 900593019, United States
  • UCLA Med Ctr / Pediatric
    Los Angeles, California 900951752, United States
  • Harbor - UCLA Med Ctr / UCLA School of Medicine
    Los Angeles, California 905022004, United States
  • Stanford Univ School of Medicine
    Menlo Park, California 94025, United States
  • Children's Hosp of Oakland
    Oakland, California 946091809, United States
  • UCSD Treatment Ctr
    San Diego, California 92103, United States
  • Northern California Pediatric AIDS Treatment Ctr / UCSF
    San Francisco, California 94143, United States
  • Univ of Miami School of Medicine
    Miami, Florida 331361013, United States
  • Univ of Miami School of Medicine
    Miami, Florida 33136, United States
  • Cook County Hosp
    Chicago, Illinois 60612, United States
  • Chicago Children's Memorial Hosp
    Chicago, Illinois 606143394, United States
  • Charity Hosp / Tulane Univ Med School
    New Orleans, Louisiana 70112, United States
  • Tulane Univ School of Medicine
    New Orleans, Louisiana 70112, United States
  • Univ of Maryland at Baltimore / Univ Med Ctr
    Baltimore, Maryland 21201, United States
  • Johns Hopkins Hosp - Pediatric
    Baltimore, Maryland 212874933, United States
  • Children's Hosp of Boston
    Boston, Massachusetts 021155724, United States
  • Univ of Minnesota
    Minneapolis, Minnesota 55455, United States
  • Children's Hosp of New Jersey / UMDNJ - New Jersey Med Schl
    Newark, New Jersey 071072198, United States
  • Jack Weiler Hosp / Bronx Municipal Hosp
    Bronx, New York 10465, United States
  • City Hosp Ctr at Elmhurst / Mount Sinai Hosp
    Elmhurst, New York 11373, United States
  • Beth Israel Med Ctr / Pediatrics
    New York, New York 10003, United States
  • Bellevue Hosp / New York Univ Med Ctr
    New York, New York 10016, United States
  • Mount Sinai Med Ctr
    New York, New York 10029, United States
  • Columbia Univ Babies' Hosp
    New York, New York 10032, United States
  • Harlem Hosp Ctr
    New York, New York 10037, United States
  • Duke Univ Med Ctr
    Durham, North Carolina 277103499, United States
  • Columbus Children's Hosp
    Columbus, Ohio 432052696, United States
  • Milton S Hershey Med Ctr
    Hershey, Pennsylvania 170330850, United States
  • Baylor College of Medicine
    Houston, Texas 77030, United States
  • Hermann Hosp / Univ Texas Health Science Ctr
    Houston, Texas 77030, United States
07

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Nov 1, 2021, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT00000990
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
Responsible party
Sponsor
First posted
Aug 31, 2001
Completion
Sep 1992
Last update
Nov 1, 2021

Study contacts

P Weintrub
study chair
View the source record on ClinicalTrials.gov ↗

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