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Study of HQK-1004 and Valganciclovir to Treat Epstein-Barr Virus (EBV) - Positive Lymphoid Malignancies or Lymphoproliferative Disorders

A Phase 2a Open-Label Multi-Center Study Evaluating HQK-1004 Administered With Valganciclovir in Patients With Relapsed or Refractory Epstein-Barr Virus-Positive Lymphoid Malignancies or Lymphoproliferative Disorders

Status
Terminated
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00992732
Enrollment
1
Registered
2009-10-09
Start date
2010-05-31
Completion date
Unknown
Last updated
2011-08-01

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

Conditions

Lymphoid Malignancies, Lymphoproliferative Disorders

Brief summary

The purpose of this study is to determine if treatment with HQK-1004 and valganciclovir will result in complete or partial responses in patients with EBV-positive lymphoid malignancies or lymphoproliferative disorders.

Interventions

DRUGHQK-1004

1,000 mg/kg/day administered IV 24 hours/day for 5 days (Days 1-5 of each 21 day cycle)

DRUGValganciclovir (may substitute with ganciclovir)

900 mg BID oral for 21 days (Days 1-21 of each 21 day cycle). If the subject cannot tolerate or absorb valganciclovir, ganciclovir my be administered instead at 5 mg/kg intravenously BID until the subject can tolerate and absorb valganciclovir.

Sponsors

HemaQuest Pharmaceuticals Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
3 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Histologically confirmed lymphoid malignancy or lymphoproliferative disorder with EBV detected by either immunohistochemistry or in situ hybridization. Pathology can be assessed on either a current or previous biopsy. All disease stages are eligible * Disease that is refractory or relapsed after at least one prior standard therapeutic regimen, which includes biologic agents (e.g., monoclonal antibodies), chemotherapy or chemoradiotherapy regimens. Prior therapy may include high dose chemotherapy and stem cell rescue or bone marrow transplantation * Bidimensionally measurable disease by computerized tomography (CT) or magnetic resonance imaging (MRI; patients with sensitivity to contrast or for tumor types that are less accurately measured by CT) scan or physical measurement (cutaneous lesions only) with at least 1 lesion ≥ 10 mm in the greatest diameter. PET-CT should be used at baseline for patients with Hodgkin's Disease (HD) or diffuse large B-cell lymphoma (DLBCL). * Absolute neutrophil count ≥ 500/mm3 and platelet count ≥ 50,000/mm3 * Bilirubin ≤ 2.0 times upper limit of normal (ULN) with the exception of patients with Gilbert's syndrome (bilirubin ≤ 3.5 times ULN allowed), and both AST and ALT ≤ 3 times ULN * Serum creatinine ≤ 2.0 mg/dL

Exclusion criteria

* Patients who have not recovered from previous treatment with chemotherapy * Patients who have been treated with biologic agents within two weeks prior to first dose of HQK-1004 * Uncontrolled ischemic heart disease or uncontrolled congestive heart failure, or myocardial infarction within the past 3 months

Design outcomes

Primary

MeasureTime frame
Overall response rateDays 21, 42, 84 and 126

Secondary

MeasureTime frame
Safety and tolerability as measured by adverse events, physical exams, ECG, and laboratory evaluationsthrough end of treatment (up to Day 126) and 30 days post last dose
Overall and progression-free survivalthrough end of treatment (up to Day 126), then every 8 weeks for 1 year post last dose

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026