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HIV InfectionsPhase 2NCT00127569

Rituximab in the Treatment of HIV Associated Multicentric Castleman Disease Dependent on Chemotherapy

A Phase 2 study testing Rituximab in people with HIV Infections and Giant Lymph Node Hyperplasia, run by French National Agency for Research on AIDS and Viral Hepatitis.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

This trial is aimed to study the efficacy of 4 weekly cycles of rituximab in HIV-infected patients with multicentric Castleman disease (giant lymph node hyperplasia) dependent on chemotherapy. Efficacy is assessed by the complete response rate at day 60. The patients are followed until day 365. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
HIV Infections, Giant Lymph Node Hyperplasia
What is being tested?
Rituximab
How many people
25 participants
Where
No sites listed yet
Study dates
May 2003to Jan 2006
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Confirmed multicentric Castleman disease, with dependence on vinblastine or VP16 for at least 3 months, whenever they have been splenectomized
  • At least one Castleman crisis since onset of chemotherapy
  • Ongoing highly active antiretroviral therapy (HAART) for at least 3 months
  • No threshold of CD4 cell count and HIV-RNA
  • Signed written informed consent

Who cannot join

  • Prior treatment with rituximab
  • Evolutive lymphoma or Kaposi's sarcoma needing treatment
  • Absence of effective contraception
  • Pregnancy

About this study

Official title: Multicenter, Phase II Trial Assessing the Efficacy of Rituximab in HIV Infected Patients With Multicentric Castleman Disease Dependent on Chemotherapy (ANRS 117 Study, CastlemaB)

This trial is aimed to study the efficacy of 4 weekly cycles of rituximab in HIV-infected patients with multicentric Castleman disease (giant lymph node hyperplasia) dependent on chemotherapy. Efficacy is assessed by the complete response rate at day 60. The patients are followed until day 365.

Read the detailed description

HIV-related multicentric Castleman disease (MCD) is a lymphoproliferative disorder characterized by lymphadenopathy with angiofollicular hyperplasia and plasma cell infiltration, associated with KSHV/HHV-8. Patients typically have systemic manifestations such as fever associated with lymphadenopathy, hepatosplenomegaly, respiratory symptoms, peripheral edema, cytopenia, hypergammaglobulinemia, hypoalbuminemia, and high levels of serum C reactive protein (CRP). Symptoms correlate with an important increase of KSHV/HHV-8 DNA in peripheral blood mononuclear cells. HIV-MCD is characterized by a rapidly progressive and often fatal course. HIV-MCD is often refractory to treatment. Vinca alkaloids produce frequent but short-lived responses, and most patients remain dependant upon chemotherapy.

Lymph nodes of patients with HIV-MCD specifically harbor the virus in B cells located in the mantle zone, which stain positively for the CD20 surface antigen. Rituximab, a humanized monoclonal anti-CD20 antibody, has been reported to be effective in some cases, with conflicting data in other cases. The optimal schedule of infusions remains unclear.

Kaposi's sarcoma is often associated with HIV-MCD, and the development of aggressive non-Hodgkin's lymphoma is not a rare outcome.

Being tested
Rituximab
Keywords
HIV infections, Giant Lymph Node Hyperplasia, Herpesvirus 8, Human, Rituximab (Mabthera), Antibodies, Monoclonal
Medical subject headings
HIV Infections, Castleman Disease, Sarcoma, Kaposi

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Sustained response rate of multicentric Castleman disease at day 60, after 4 infusions of rituximab

Secondary outcomes (8)
  1. One-year disease-free survival

  2. One-year event-free survival

  3. Relapse rate at day 365

  4. One-year lymphoma-free survival

  5. Tolerance of rituximab

  6. One-year overall survival

  7. Change in HHV-8 viral load within one year

  8. Change in lymphocyte B cell count within one year

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted8 Aug 2005 (estimated)
  2. Study startMay 2003
  3. Study completionJan 2006

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
25 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00127569
Sponsor's protocol ID
ANRS 117 CastlemaB
Status last verified
Jan 2007
First submitted
4 Aug 2005
Last updated
12 Jan 2007
Results posted
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Rituximab in people with HIV Infections and Giant Lymph Node Hyperplasia, run by French National Agency for Research on AIDS and Viral Hepatitis.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 12 Jan 2007. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was stopped early. Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Sustained response rate of multicentric Castleman disease at day 60, after 4 infusions of rituximab. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 12 Jan 2007.

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