Nctid:
NCT00001025
Payload:
{"FullStudy"=>{"Rank"=>474589, "Study"=>{"DerivedSection"=>{"MiscInfoModule"=>{"VersionHolder"=>"December 08, 2023"}, "ConditionBrowseModule"=>{"ConditionMeshList"=>{"ConditionMesh"=>[{"ConditionMeshId"=>"D000015658", "ConditionMeshTerm"=>"HIV Infections"}]}, "ConditionAncestorList"=>{"ConditionAncestor"=>[{"ConditionAncestorId"=>"D000086982", "ConditionAncestorTerm"=>"Blood-Borne Infections"}, {"ConditionAncestorId"=>"D000003141", "ConditionAncestorTerm"=>"Communicable Diseases"}, {"ConditionAncestorId"=>"D000007239", "ConditionAncestorTerm"=>"Infections"}, {"ConditionAncestorId"=>"D000015229", "ConditionAncestorTerm"=>"Sexually Transmitted Diseases, Viral"}, {"ConditionAncestorId"=>"D000012749", "ConditionAncestorTerm"=>"Sexually Transmitted Diseases"}, {"ConditionAncestorId"=>"D000016180", "ConditionAncestorTerm"=>"Lentivirus Infections"}, {"ConditionAncestorId"=>"D000012192", "ConditionAncestorTerm"=>"Retroviridae Infections"}, {"ConditionAncestorId"=>"D000012327", "ConditionAncestorTerm"=>"RNA Virus Infections"}, {"ConditionAncestorId"=>"D000014777", "ConditionAncestorTerm"=>"Virus Diseases"}, {"ConditionAncestorId"=>"D000091662", "ConditionAncestorTerm"=>"Genital Diseases"}, {"ConditionAncestorId"=>"D000091642", "ConditionAncestorTerm"=>"Urogenital Diseases"}, {"ConditionAncestorId"=>"D000007153", "ConditionAncestorTerm"=>"Immunologic Deficiency Syndromes"}, {"ConditionAncestorId"=>"D000007154", "ConditionAncestorTerm"=>"Immune System Diseases"}]}, "ConditionBrowseLeafList"=>{"ConditionBrowseLeaf"=>[{"ConditionBrowseLeafId"=>"M16045", "ConditionBrowseLeafName"=>"Syndrome", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M9973", "ConditionBrowseLeafName"=>"Infections", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M6058", "ConditionBrowseLeafName"=>"Communicable Diseases", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M17212", "ConditionBrowseLeafName"=>"Virus Diseases", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M17940", "ConditionBrowseLeafName"=>"HIV Infections", "ConditionBrowseLeafAsFound"=>"HIV Infections", "ConditionBrowseLeafRelevance"=>"high"}, {"ConditionBrowseLeafId"=>"M9889", "ConditionBrowseLeafName"=>"Immunologic Deficiency Syndromes", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M3212", "ConditionBrowseLeafName"=>"Acquired Immunodeficiency Syndrome", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M3425", "ConditionBrowseLeafName"=>"AIDS-Related Complex", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M2594", "ConditionBrowseLeafName"=>"Blood-Borne Infections", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M15248", "ConditionBrowseLeafName"=>"Sexually Transmitted Diseases", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M17623", "ConditionBrowseLeafName"=>"Sexually Transmitted Diseases, Viral", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M18330", "ConditionBrowseLeafName"=>"Lentivirus Infections", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M14716", "ConditionBrowseLeafName"=>"Retroviridae Infections", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M14839", "ConditionBrowseLeafName"=>"RNA Virus Infections", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M2877", "ConditionBrowseLeafName"=>"Genital Diseases", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M2876", "ConditionBrowseLeafName"=>"Urogenital Diseases", "ConditionBrowseLeafRelevance"=>"low"}, {"ConditionBrowseLeafId"=>"M9890", "ConditionBrowseLeafName"=>"Immune System Diseases", "ConditionBrowseLeafRelevance"=>"low"}]}, "ConditionBrowseBranchList"=>{"ConditionBrowseBranch"=>[{"ConditionBrowseBranchName"=>"Symptoms and General Pathology", "ConditionBrowseBranchAbbrev"=>"BC23"}, {"ConditionBrowseBranchName"=>"All Conditions", "ConditionBrowseBranchAbbrev"=>"All"}, {"ConditionBrowseBranchName"=>"Infections", "ConditionBrowseBranchAbbrev"=>"BC01"}, {"ConditionBrowseBranchName"=>"Urinary Tract, Sexual Organs, and Pregnancy Conditions", "ConditionBrowseBranchAbbrev"=>"BXS"}, {"ConditionBrowseBranchName"=>"Immune System Diseases", "ConditionBrowseBranchAbbrev"=>"BC20"}]}}, "InterventionBrowseModule"=>{"InterventionMeshList"=>{"InterventionMesh"=>[{"InterventionMeshId"=>"D000015215", "InterventionMeshTerm"=>"Zidovudine"}, {"InterventionMeshId"=>"D000016049", "InterventionMeshTerm"=>"Didanosine"}]}, "InterventionAncestorList"=>{"InterventionAncestor"=>[{"InterventionAncestorId"=>"D000000963", "InterventionAncestorTerm"=>"Antimetabolites"}, {"InterventionAncestorId"=>"D000045504", "InterventionAncestorTerm"=>"Molecular Mechanisms of Pharmacological Action"}, {"InterventionAncestorId"=>"D000018894", "InterventionAncestorTerm"=>"Reverse Transcriptase Inhibitors"}, {"InterventionAncestorId"=>"D000019384", "InterventionAncestorTerm"=>"Nucleic Acid Synthesis Inhibitors"}, {"InterventionAncestorId"=>"D000004791", "InterventionAncestorTerm"=>"Enzyme Inhibitors"}, {"InterventionAncestorId"=>"D000000998", "InterventionAncestorTerm"=>"Antiviral Agents"}, {"InterventionAncestorId"=>"D000000890", "InterventionAncestorTerm"=>"Anti-Infective Agents"}, {"InterventionAncestorId"=>"D000019380", "InterventionAncestorTerm"=>"Anti-HIV Agents"}, {"InterventionAncestorId"=>"D000044966", "InterventionAncestorTerm"=>"Anti-Retroviral Agents"}]}, "InterventionBrowseLeafList"=>{"InterventionBrowseLeaf"=>[{"InterventionBrowseLeafId"=>"M17610", "InterventionBrowseLeafName"=>"Zidovudine", "InterventionBrowseLeafAsFound"=>"A 2-", "InterventionBrowseLeafRelevance"=>"high"}, {"InterventionBrowseLeafId"=>"M18238", "InterventionBrowseLeafName"=>"Didanosine", "InterventionBrowseLeafAsFound"=>"CD4", "InterventionBrowseLeafRelevance"=>"high"}, {"InterventionBrowseLeafId"=>"M3971", "InterventionBrowseLeafName"=>"Antimetabolites", "InterventionBrowseLeafRelevance"=>"low"}, {"InterventionBrowseLeafId"=>"M20625", "InterventionBrowseLeafName"=>"Reverse Transcriptase Inhibitors", "InterventionBrowseLeafRelevance"=>"low"}, {"InterventionBrowseLeafId"=>"M7641", "InterventionBrowseLeafName"=>"Enzyme Inhibitors", "InterventionBrowseLeafRelevance"=>"low"}, {"InterventionBrowseLeafId"=>"M4004", "InterventionBrowseLeafName"=>"Antiviral Agents", "InterventionBrowseLeafRelevance"=>"low"}, {"InterventionBrowseLeafId"=>"M3904", "InterventionBrowseLeafName"=>"Anti-Infective Agents", "InterventionBrowseLeafRelevance"=>"low"}, {"InterventionBrowseLeafId"=>"M21040", "InterventionBrowseLeafName"=>"Anti-HIV Agents", "InterventionBrowseLeafRelevance"=>"low"}, {"InterventionBrowseLeafId"=>"M25118", "InterventionBrowseLeafName"=>"Anti-Retroviral Agents", "InterventionBrowseLeafRelevance"=>"low"}]}, "InterventionBrowseBranchList"=>{"InterventionBrowseBranch"=>[{"InterventionBrowseBranchName"=>"Anti-Infective Agents", "InterventionBrowseBranchAbbrev"=>"Infe"}, {"InterventionBrowseBranchName"=>"All Drugs and Chemicals", "InterventionBrowseBranchAbbrev"=>"All"}]}}}, "ProtocolSection"=>{"DesignModule"=>{"PhaseList"=>{"Phase"=>["Phase 2"]}, "StudyType"=>"Interventional", "DesignInfo"=>{"DesignPrimaryPurpose"=>"Treatment"}, "EnrollmentInfo"=>{"EnrollmentCount"=>"120"}}, "StatusModule"=>{"OverallStatus"=>"Completed", "ExpandedAccessInfo"=>{"HasExpandedAccess"=>"No"}, "StatusVerifiedDate"=>"October 2021", "CompletionDateStruct"=>{"CompletionDate"=>"May 1995", "CompletionDateType"=>"Actual"}, "LastUpdateSubmitDate"=>"October 28, 2021", "StudyFirstSubmitDate"=>"November 2, 1999", "StudyFirstSubmitQCDate"=>"August 30, 2001", "LastUpdatePostDateStruct"=>{"LastUpdatePostDate"=>"November 1, 2021", "LastUpdatePostDateType"=>"Actual"}, "StudyFirstPostDateStruct"=>{"StudyFirstPostDate"=>"August 31, 2001", "StudyFirstPostDateType"=>"Estimate"}}, "ConditionsModule"=>{"KeywordList"=>{"Keyword"=>["Virus Replication", "Didanosine", "Acquired Immunodeficiency Syndrome", "AIDS-Related Complex", "Zidovudine"]}, "ConditionList"=>{"Condition"=>["HIV Infections"]}}, "ReferencesModule"=>{"ReferenceList"=>{"Reference"=>[{"ReferenceType"=>"background", "ReferenceCitation"=>"Cavert W, Coombs RW, Kuritzkes D, Grimes J, Stein D, Rojo W, Beatty C, Winters M, Corey L. Baseline zidovudine (ZDV) susceptibility, codon 215 mutation, viral load and syncytium-inducting characteristics(SI) of HIV isolates from ACTG protocol 194. Natl Conf Hum Retroviruses Relat Infect (1st). 1993 Dec 12-16:137"}, {"ReferenceType"=>"background", "ReferenceCitation"=>"Reichelderfer PS, Coombs RW. Multifactorial analysis of the inverse relationship between viral load and CD4+ cell count. Int Conf AIDS. 1996 Jul 7-12;11(2):277 (abstract no ThB4148)"}]}}, "DescriptionModule"=>{"BriefSummary"=>"To determine the relationship of viral susceptibility to zidovudine (AZT) and baseline viral load (as determined by plasma viremia and quantitative endpoint dilution). To determine the relationship between viral load and susceptibility during different antiretroviral therapy strategies. To correlate measures of viral load and short term clinical and laboratory markers (such as weight, CD4 count, p24 antigenemia, and beta2 microglobulin) on the different therapy arms.\n\nHigh-grade resistance to AZT has been detected in HIV isolates from approximately 25 percent of individuals with AIDS who received AZT for at least 1 year. To elucidate the clinical significance of in vitro AZT resistance, it is necessary to distinguish between clinical failure caused by AZT resistance and clinical decompensation caused by other factors.", "DetailedDescription"=>"High-grade resistance to AZT has been detected in HIV isolates from approximately 25 percent of individuals with AIDS who received AZT for at least 1 year. To elucidate the clinical significance of in vitro AZT resistance, it is necessary to distinguish between clinical failure caused by AZT resistance and clinical decompensation caused by other factors.\n\nOne hundred-twenty patients who have been receiving AZT for at least 1 year are randomized to 1) continue with AZT, 2) switch to treatment with didanosine at 1 of 2 doses, or 3) receive both AZT and ddI. Treatment is given for 16 weeks, with a possible extension to 32 weeks. Patients are followed at weeks 2, 4, 8, 12, and 16. For analysis purposes only, patients are stratified according to degree of susceptibility of HIV isolates to AZT."}, "EligibilityModule"=>{"Gender"=>"All", "MinimumAge"=>"12 years", "StdAgeList"=>{"StdAge"=>["Child", "Adult", "Older Adult"]}, "HealthyVolunteers"=>"No", "EligibilityCriteria"=>"Inclusion Criteria\n\nConcurrent Medication:\n\nAllowed:\n\nChemoprophylaxis against Pneumocystis carinii pneumonia (PCP), Mycobacterium tuberculosis, or Herpes simplex virus, or against other opportunistic infections as indicated.\nCorticosteroids for no longer than 21 days (only as part of PCP therapy).\nErythropoietin and G-CSF.\n\nPatients must have:\n\nDocumented HIV-seropositivity.\nCD4 count 100 - 300 cells/mm3.\nPrior continuous AZT dose = or > 300 mg/day for 1 year or longer.\n\nPrior Medication: Required:\n\nAZT for at least 1 year prior to study entry.\n\nExclusion Criteria\n\nCo-existing Condition:\n\nPatients with the following symptoms and conditions are excluded:\n\nMedical contraindication or is considered noncompliant in the opinion of the investigator.\nPeripheral neuropathy = or > grade 2.\n\nConcurrent Medication:\n\nExcluded:\n\nAnti-HIV agents other than study drugs.\nBiologic response modifiers (other than erythropoietin or G-CSF).\nSystemic cytotoxic chemotherapy.\nRegularly prescribed medications (such as antipyretics, analgesics, allergy medications) that are associated with an increased risk of pancreatitis, peripheral neuropathy, or bone marrow suppression.\n\nConcurrent Treatment:\n\nExcluded:\n\nRadiation therapy.\n\nPatients with the following prior conditions are excluded:\n\nHistory of acute or chronic pancreatitis, gout, or uric acid nephropathy.\n\nPrior Medication:\n\nExcluded:\n\nOther antiretrovirals besides AZT.\nddI or ddC for more than 30 days within the past year or any time within 3 months prior to study entry.\nAcute therapy for an infection or other medical illness within 14 days prior to study entry."}, "IdentificationModule"=>{"NCTId"=>"NCT00001025", "BriefTitle"=>"Evaluation of Patients Who Have Not Had Success With Zidovudine", "Organization"=>{"OrgClass"=>"NIH", "OrgFullName"=>"National Institute of Allergy and Infectious Diseases (NIAID)"}, "OfficialTitle"=>"A Study to Evaluate the Short-Term Clinical and Virologic Significance of Zidovudine Resistance", "OrgStudyIdInfo"=>{"OrgStudyId"=>"ACTG 194"}, "SecondaryIdInfoList"=>{"SecondaryIdInfo"=>[{"SecondaryId"=>"11170", "SecondaryIdType"=>"Registry Identifier", "SecondaryIdDomain"=>"DAIDS ES Registry Number"}]}}, "ArmsInterventionsModule"=>{"InterventionList"=>{"Intervention"=>[{"InterventionName"=>"Zidovudine", "InterventionType"=>"Drug"}, {"InterventionName"=>"Didanosine", "InterventionType"=>"Drug"}]}}, "ContactsLocationsModule"=>{"LocationList"=>{"Location"=>[{"LocationZip"=>"35294", "LocationCity"=>"Birmingham", "LocationState"=>"Alabama", "LocationCountry"=>"United States", "LocationFacility"=>"Univ of Alabama at Birmingham"}, {"LocationZip"=>"941102859", "LocationCity"=>"San Francisco", "LocationState"=>"California", "LocationCountry"=>"United States", "LocationFacility"=>"San Francisco Gen Hosp"}, {"LocationZip"=>"951282699", "LocationCity"=>"San Jose", "LocationState"=>"California", "LocationCountry"=>"United States", "LocationFacility"=>"Santa Clara Valley Med Ctr / AIDS Community Rsch Consortium"}, {"LocationZip"=>"943055107", "LocationCity"=>"Stanford", "LocationState"=>"California", "LocationCountry"=>"United States", "LocationFacility"=>"San Mateo AIDS Program / Stanford Univ"}, {"LocationZip"=>"80262", "LocationCity"=>"Denver", "LocationState"=>"Colorado", "LocationCountry"=>"United States", "LocationFacility"=>"Kaiser Permanente Franklin Med Ctr"}, {"LocationZip"=>"80262", "LocationCity"=>"Denver", "LocationState"=>"Colorado", "LocationCountry"=>"United States", "LocationFacility"=>"Univ of Colorado Health Sciences Ctr"}, {"LocationZip"=>"60611", "LocationCity"=>"Chicago", "LocationState"=>"Illinois", "LocationCountry"=>"United States", "LocationFacility"=>"Children's Mem Hosp Family Cln / Northwestern Univ Med Schl"}, {"LocationZip"=>"60611", "LocationCity"=>"Chicago", "LocationState"=>"Illinois", "LocationCountry"=>"United States", "LocationFacility"=>"Northwestern Univ Med School"}, {"LocationZip"=>"60612", "LocationCity"=>"Chicago", "LocationState"=>"Illinois", "LocationCountry"=>"United States", "LocationFacility"=>"Cook County Hosp"}, {"LocationZip"=>"60612", "LocationCity"=>"Chicago", "LocationState"=>"Illinois", "LocationCountry"=>"United States", "LocationFacility"=>"Rush Presbyterian - Saint Luke's Med Ctr"}, {"LocationZip"=>"01199", "LocationCity"=>"Springfield", "LocationState"=>"Massachusetts", "LocationCountry"=>"United States", "LocationFacility"=>"Baystate Med Ctr of Springfield"}, {"LocationZip"=>"55455", "LocationCity"=>"Minneapolis", "LocationState"=>"Minnesota", "LocationCountry"=>"United States", "LocationFacility"=>"Univ of Minnesota"}, {"LocationZip"=>"681985130", "LocationCity"=>"Omaha", "LocationState"=>"Nebraska", "LocationCountry"=>"United States", "LocationFacility"=>"Univ of Nebraska Med Ctr"}, {"LocationZip"=>"112032098", "LocationCity"=>"Brooklyn", "LocationState"=>"New York", "LocationCountry"=>"United States", "LocationFacility"=>"SUNY / Health Sciences Ctr at Brooklyn"}, {"LocationZip"=>"14215", "LocationCity"=>"Buffalo", "LocationState"=>"New York", "LocationCountry"=>"United States", "LocationFacility"=>"SUNY / Erie County Med Ctr at Buffalo"}, {"LocationZip"=>"14642", "LocationCity"=>"Rochester", "LocationState"=>"New York", "LocationCountry"=>"United States", "LocationFacility"=>"Univ of Rochester Medical Center"}, {"LocationZip"=>"13210", "LocationCity"=>"Syracuse", "LocationState"=>"New York", "LocationCountry"=>"United States", "LocationFacility"=>"SUNY / State Univ of New York"}, {"LocationZip"=>"981224304", "LocationCity"=>"Seattle", "LocationState"=>"Washington", "LocationCountry"=>"United States", "LocationFacility"=>"Univ of Washington"}]}, "OverallOfficialList"=>{"OverallOfficial"=>[{"OverallOfficialName"=>"Corey L", "OverallOfficialRole"=>"Study Chair"}, {"OverallOfficialName"=>"Cavert W", "OverallOfficialRole"=>"Study Chair"}, {"OverallOfficialName"=>"Coombs R", "OverallOfficialRole"=>"Study Chair"}]}}, "SponsorCollaboratorsModule"=>{"LeadSponsor"=>{"LeadSponsorName"=>"National Institute of Allergy and Infectious Diseases (NIAID)", "LeadSponsorClass"=>"NIH"}, "CollaboratorList"=>{"Collaborator"=>[{"CollaboratorName"=>"Bristol-Myers Squibb", "CollaboratorClass"=>"INDUSTRY"}, {"CollaboratorName"=>"Glaxo Wellcome", "CollaboratorClass"=>"INDUSTRY"}]}, "ResponsibleParty"=>{"ResponsiblePartyType"=>"Sponsor"}}}}}}
