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Effects of Giving Interleukin-2 (IL-2) Plus Anti-HIV Therapy to HIV-Positive Patients With CD4 Cell Counts of at Least 350 Cells/mm3

This study is ongoing, but not recruiting participants.

Sponsored by: National Institute of Allergy and Infectious Diseases (NIAID)
Information provided by: National Institute of Allergy and Infectious Diseases (NIAID)
ClinicalTrials.gov Identifier: NCT00000948
  Purpose

The purpose of this study is to evaluate the safety and tolerability of giving IL-2 plus anti-HIV (antiretroviral) therapy to HIV-positive patients with CD4 cell counts (cells of the immune system that fight infection) of at least 350 cells/mm3. This study will also examine the ability of antiretroviral therapy combined with IL-2 to boost the immune system.

IL-2, given through injection under the skin, in combination with anti-HIV therapy can increase CD4 cell counts. This study examines 3 doses of IL-2 in order to determine the safest and most effective dose to use.


Condition Intervention Phase
HIV Infections
Drug: Aldesleukin
Drug: ART
Phase II

MedlinePlus related topics:   AIDS   

Drug Information available for:   Aldesleukin    Interleukin-2   

U.S. FDA Resources

Study Type:   Interventional
Study Design:   Treatment, Randomized, Open Label, Active Control, Parallel Assignment, Safety Study
Official Title:   A Randomized, Open Label Phase II Study of Subcutaneous Interleukin-2 (Proleukin) Plus Antiretroviral Therapy vs. Antiretroviral Therapy Alone in Patients With HIV Infection and at Least 350 CD4+ Cells/mm3

Further study details as provided by National Institute of Allergy and Infectious Diseases (NIAID):

Primary Outcome Measures:
  • CD4 count [ Time Frame: Throughout study ] [ Designated as safety issue: No ]
  • Laboratory and clinical adverse events [ Time Frame: Throughout study ] [ Designated as safety issue: Yes ]

Enrollment:   72
Study Start Date:   November 1999
Primary Completion Date:   June 2005 (Final data collection date for primary outcome measure)

Arms Assigned Interventions
1: Experimental
Participants will be broken into 3 groups. Each group will receive ART and escalating doses of aldesleukin. All participants will then receive that maximum tolerated dose of aldesleukin.
Drug: Aldesleukin
Il-2
Drug: ART
antiretroviral therapy for the treatment of HIV
2: Active Comparator
All participants will receive ART
Drug: ART
antiretroviral therapy for the treatment of HIV

Detailed Description:

Interleukin-2 administered subcutaneously, in combination with antiretrovirals, results in an increased CD4+ cell count that might impact upon HIV disease progression. A Phase III trial involving large numbers of HIV-positive patients is the next step in the development process. To develop appropriate clinical experience with this combination, this Phase II trial will allow administration of IL-2 plus antiretroviral therapy to a small number of patients in sites being considered for the Phase III trial.

Patients receive antiretrovirals alone or antiretrovirals plus IL-2 given subcutaneously. Three doses of IL-2 are studied, with 12 patients evaluated at each dose. When at least 9 of the first 12 patients complete the 5-day dosing period without dose-limiting toxicity, the next 12 patients are treated at the next highest dose every 12 hours for 5 days every 8 weeks; when this dose is tolerated, the last 12 patients randomized receive the highest study dose every 12 hours for 5 days every 8 weeks. Patients enrolled at the first two doses of IL-2 who complete three courses of treatment have their dose escalated to a maximum of the highest study dose.

  Eligibility
Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Criteria

Inclusion Criteria

Patients may be eligible for this study if they:

  • Are HIV-positive.
  • Have a CD4 cell count greater than or equal to 300 cells/mm3.
  • Have no AIDS-defining illnesses.
  • Are at least 18 years old.
  • Have been on antiretroviral therapy for at least 7 days prior to study entry.

Exclusion Criteria

Patients will not be eligible for this study if they:

  • Abuse alcohol or drugs, or have any serious psychiatric or medical illnesses that would affect their safety or ability to complete the study.
  • Have a history of cancer (other than Kaposi's sarcoma), an AIDS-defining illness, a central nervous system abnormality, or an autoimmune/inflammatory disease.
  • Are pregnant or breast-feeding.
  • Have ever received IL-2.
  Contacts and Locations

Please refer to this study by its ClinicalTrials.gov identifier: NCT00000948

Locations
Thailand
Chulalongkorn Univ Hosp / HIV / NAT Rsch Collab    
      Bangkok, Thailand
Siriraj Hosp / Mahidol Univ    
      Bangkok, Thailand

Sponsors and Collaborators

Investigators
Study Chair:     Kiat Ruxrungthum    
  More Information


Click here for more information about Aldesleukin  This link exits the ClinicalTrials.gov site
 
Haga clic aquí para ver información sobre este ensayo clínico en español.  This link exits the ClinicalTrials.gov site
 

Responsible Party:   DAIDS ( Rona Siskind )
Study ID Numbers:   THAILAND, IRP 021B
First Received:   November 2, 1999
Last Updated:   September 26, 2008
ClinicalTrials.gov Identifier:   NCT00000948
Health Authority:   United States: Federal Government

Keywords provided by National Institute of Allergy and Infectious Diseases (NIAID):
Injections, Subcutaneous  
Interleukin-2  
Dose-Response Relationship, Drug  
Drug Therapy, Combination
CD4 Lymphocyte Count
Anti-HIV Agents

Study placed in the following topic categories:
Virus Diseases
Sexually Transmitted Diseases, Viral
Aldesleukin
HIV Seropositivity
Interleukin-2
HIV Infections
Sexually Transmitted Diseases
Acquired Immunodeficiency Syndrome
Retroviridae Infections
Immunologic Deficiency Syndromes

Additional relevant MeSH terms:
Anti-Infective Agents
Communicable Diseases
RNA Virus Infections
Anti-HIV Agents
Slow Virus Diseases
Immune System Diseases
Antineoplastic Agents
Physiological Effects of Drugs
Infection
Antiviral Agents
Pharmacologic Actions
Anti-Retroviral Agents
Analgesics, Non-Narcotic
Sensory System Agents
Therapeutic Uses
Lentivirus Infections
Analgesics
Peripheral Nervous System Agents
Central Nervous System Agents

ClinicalTrials.gov processed this record on December 03, 2008




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