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A Phase II randomized, open label, immunogenicity and safety trial of the vaccine based on the recombinant biologically active HIV-1 Tat protein in anti-Tat negative HIV-1 infected HAART-treated adult subjects. - ISS T-002

A Phase II randomized, open label, immunogenicity and safety trial of the vaccine based on the recombinant biologically active HIV-1 Tat protein in anti-Tat negative HIV-1 infected HAART-treated adult subjects. - ISS T-002

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2007-007200-16-IT
Enrollment
Unknown
Registered
2008-05-21
Start date
2008-06-13
Completion date
Unknown
Last updated
2013-01-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

HIV-1 infected subjects MedDRA version: 9.1 Level: LLT Classification code 10020161 Term: HIV infection

Interventions

Product Name: recombinant biologically active HIV1 Tat protein Product Code: Tat Pharmaceutical Form: Solution for injection INN or Proposed INN: recombinant biologically active HIV1 Tat protein Curr

Sponsors

ISTITUTO SUPERIORE DI SANITA'
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Age 18-55 years; 2) Anti-Tat antibody negative subjects; 3) HIV-1 infected subjects under successful HAART treatment (with chronic suppressed HIV-1 infection) with CD4+ T cell counts > 400 cells/l determined by 2 separate evaluations within the 3 weeks pre-study screening period (at day -21 and then between day -14 and -7); 4) HIV plasma viremia 250 cells/l; Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: 1) History of AIDS-related opportunistic or neoplastic disease; 2) History of encephalopathy, neuropathy, or unstable CNS pathology (HIV or non-HIV related); 3) History of non-HIV related neoplastic diseases, autoimmune diseases, severe and/or persistent angina or cardiac arithymias, or, severe or uncontrolled systemic disease (e.g., unstable or uncompensated respiratory, cardiac, hepatic, thyroid gland or renal disease); 4) Any evidence, as judged by the investigator, of unstable cardio-vascular disease (e.g. unstable hypertensive disease needing modification or introduction of an anti-hypertensive treatment); 5) Laboratory findings exceeding the normal range adopted by each clinical site laboratory for haematology and biochemistry assessments will make undesirable for the subject the participation to the study. In particular, subjects presenting AST/ALT > 3 x the upper limit of normal will be excluded, as well as AST/ALT > 5 x the upper limit of normal in case of subjects having co-infections HIV/HCV related);

Design outcomes

Primary

MeasureTime frame
Main Objective: The primary objective of this study is to demonstrate that the Tat vaccine is immunogenic in HIV-1 infected, anti-Tat antibody negative subjects treated with antiretroviral therapy;Secondary Objective: The secondary objective is to monitor the safety of the Tat vaccine in immunized subjects.;Primary end point(s): to demonstrate that the Tat vaccine is immunogenic in HIV-1 infected

Countries

Italy

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026