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Last Modified: 2/8/2007     First Published: 7/22/2005  
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Phase II Study of Suberoylanilide Hydroxamic Acid in Patients With Relapsed Diffuse Large B-Cell Lymphoma

Alternate Title
Basic Trial Information
Objectives
Entry Criteria
Expected Enrollment
Outcomes
Outline
Trial Contact Information
Registry Information

Alternate Title

Suberoylanilide Hydroxamic Acid in Treating Patients With Relapsed Non-Hodgkin's Lymphoma

Basic Trial Information

PhaseTypeStatusAgeSponsorProtocol IDs
Phase IITreatmentClosed18 and overNCI, Pharmaceutical / IndustryUCLA-0411065-01
MERCK-013-00, NCT00124631

Objectives

Primary

  1. Determine the antitumor effectiveness of suberoylanilide hydroxamic acid, as measured by overall objective response rate, in patients with relapsed diffuse large B-cell lymphoma.

Secondary

  1. Determine the duration of response and time to response in patients treated with this drug.
  2. Determine progression-free survival, time to progression, and 3- and 6-month progression-free survival rates in patients treated with this drug.
  3. Determine the safety of this drug in these patients.

Entry Criteria

Disease Characteristics:

  • Histologically confirmed diffuse large B-cell lymphoma
    • De novo or transformed* disease

     [Note: *Patients with transformed diffuse large B-cell lymphoma must meet WHO criteria for diffuse large cell lymphoma on last biopsy prior to study entry AND have ≥ 1 prior histological diagnosis of follicular disease]

  • Relapsed disease, defined as recurrent or progressive disease after standard first-line chemotherapy (e.g., CHOP or an anthracycline-containing regimen equivalent) AND 1 systemic salvage therapy that may have included autologous stem cell transplantation
    • Patients who are not candidates for systemic salvage and/or stem cell transplantation are eligible
  • Must have had a response that lasted ≥ 3 months OR stable disease that lasted ≥ 3 months after completion of the most recent treatment
  • Failed no more than 3 prior treatment regimens
    • Pre-induction chemotherapy and autologous stem cell transplantation are considered 1 therapy
    • Antibody therapy (e.g., rituximab) given in combination with or as consolidation therapy after a chemotherapy regimen (without intervening relapse) is considered 1 therapy
    • Antibody therapy given as a single agent is considered 1 therapy
  • Measurable disease, defined as 1 unidimensionally measurable lesion ≥ 2 cm by conventional CT scan OR ≥ 1 cm by spiral CT scan
  • No active brain or leptomeningeal metastases, as indicated by positive cytology from lumbar puncture or CT scan or MRI
    • Previously treated CNS disease allowed provided there is negative cytology from lumbar puncture
  • No known HIV-related malignancy

Prior/Concurrent Therapy:

Biologic therapy

  • See Disease Characteristics
  • At least 4 weeks since prior biologic therapy
  • No prior allogeneic stem cell transplantation
  • No concurrent prophylactic growth factors
  • No concurrent anticancer biologic therapy

Chemotherapy

  • See Disease Characteristics
  • At least 4 weeks since prior chemotherapy
  • No concurrent anticancer chemotherapy

Endocrine therapy

  • Concurrent systemic steroids allowed provided the dosage has been stabilized to the equivalent of ≤ 10 mg/day of prednisone for ≥ 4 weeks prior to study entry

Radiotherapy

  • At least 4 weeks since prior radiotherapy
  • No concurrent anticancer radiotherapy

Surgery

  • At least 4 weeks since prior major surgery
  • No prior gastrointestinal resection or procedure that may affect drug absorption

Other

  • Recovered from prior therapy
  • At least 4 weeks since prior investigational therapy
  • No prior histone deacetylase inhibitors (e.g., FR901228, MS-275, or LAQ-824)
  • No concurrent vitamins except a single daily multivitamin
  • No other concurrent investigational anticancer therapy

Patient Characteristics:

Age

  • 18 and over

Performance status

  • ECOG 0-2

Life expectancy

  • Not specified

Hematopoietic

  • Absolute neutrophil count ≥ 1,000/mm3
  • Platelet count ≥ 75,000/mm3

Hepatic

  • Bilirubin < 1.5 times upper limit of normal (ULN)
  • AST and ALT ≤ 2.5 times ULN (5 times ULN if liver is involved by tumor)
  • No active hepatitis B or C infection

Renal

  • Not specified

Cardiovascular

  • No symptomatic congestive heart failure
  • No unstable angina pectoris
  • No cardiac arrhythmia

Immunologic

  • No acute infection requiring IV antibiotics or antiviral or antifungal agents within the past 2 weeks
  • No ongoing or active infection
  • No known HIV positivity
  • No known allergy to any component of the study drug
  • No acute or chronic graft-vs-host disease

Other

  • Not pregnant or nursing
  • Negative pregnancy test
  • Fertile patients must use effective double-barrier contraception during and for 14 days after completion of study treatment
  • No other malignancy within the past 5 years except basal cell carcinoma or carcinoma in situ of the cervix
  • No psychiatric illness or social situation that would preclude study compliance
  • No other uncontrolled illness
  • No circumstance that would preclude study participation

Expected Enrollment

50

A total of 50 patients will be accrued for this study within approximately 1 year.

Outcomes

Primary Outcome(s)

Objective tumor response as assessed by positron emission tomography with fludeoxyglucose (FDG-PET) and the International Workshop Standardized Criteria for Non-Hodgkin's lymphoma
Measurability of tumor lesions as assessed by FDG-PET and CT scan at baseline

Secondary Outcome(s)

Duration of overall response
Progression-free survival (PFS)
Time to progression
Time to response
PFS rate at 3 and 6 months

Outline

This is an open-label, multicenter study.

Patients receive oral suberoylanilide hydroxamic acid twice daily on days 1-14. Treatment repeats every 21 days for up to 8 courses in the absence of disease progression or unacceptable toxicity.

After completion of study treatment, patients are followed within 4 weeks and then every 6-12 months thereafter.

Trial Contact Information

Trial Lead Organizations

Jonsson Comprehensive Cancer Center at UCLA

Sven De Vos, MD, Protocol chair
Ph: 310-267-2756
Email: devos@mednet.ucla.edu

Registry Information
Official Title A Phase II Clinical Trial of Oral Suberoylanilide Hydroxamic Acid (L-001079038) in Patients With Relapsed Diffuse Large B-Cell Lymphoma (DLBCL)
Trial Start Date 2005-05-17
Registered in ClinicalTrials.gov NCT00124631
Date Submitted to PDQ 2005-06-09
Information Last Verified 2007-01-31
NCI Grant/Contract Number CA16042

Note: The purpose of most clinical trials listed in this database is to test new cancer treatments, or new methods of diagnosing, screening, or preventing cancer. Because all potentially harmful side effects are not known before a trial is conducted, dose and schedule modifications may be required for participants if they develop side effects from the treatment or test. The therapy or test described in this clinical trial is intended for use by clinical oncologists in carefully structured settings, and may not prove to be more effective than standard treatment. A responsible investigator associated with this clinical trial should be consulted before using this protocol.

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