Status:

TERMINATED

Cidofovir in Renal Transplant Recipients With BKVN

Lead Sponsor:

National Institute of Allergy and Infectious Diseases (NIAID)

Conditions:

BK Virus (Nephropathy)

Eligibility:

All Genders

18+ years

Phase:

PHASE1

PHASE2

Brief Summary

This study will look at the safety, tolerability and effectiveness of cidofovir in kidney transplant patients who have been diagnosed with BK virus nephropathy (BKVN), a viral condition that can cause...

Detailed Description

The primary objectives of this randomized, double-blind, placebo-controlled, dose-escalation study are to evaluate the safety and tolerability of 3 dose levels of cidofovir when administered to renal ...

Eligibility Criteria

Inclusion

  • Aged greater than or equal to 18 years.
  • Kidney or kidney/pancreas transplant recipient.
  • New onset BK Virus Nephropathy (BKVN) diagnosed by a positive plasma polymerase chain reaction (PCR) assay for BK virus deoxyribonucleic acid (DNA) or by a renal biopsy demonstrating BK virus (by immunohistochemistry, electron microscopy and/or in situ hybridization) obtained as part of standard medical care within 60 days prior to receipt of first dose of study drug.
  • BK virus load in plasma greater than 10,000 copies/mL within prior 21 days.
  • Glomerular filtration rate greater than 30 mL/min using Levey calculations.
  • Absolute neutrophil count greater than 1000/microliter \[with granulocyte colony stimulating factor (GCSF) support as necessary\].
  • Women must be post-menopausal, surgically sterile or willing to use adequate contraception (barrier method with spermicide, intrauterine device, oral contraceptives, implant or other licensed hormone method) from time of study enrollment through 1 month after the last dose of study treatment. Men must be surgically sterile or willing to use contraception (barrier method with spermicide) from time of study enrollment through 3 months after the last dose of study treatment.

Exclusion

  • Unable to provide valid informed consent.
  • History of intolerance to cidofovir or related compounds (i.e. other nucleotide derivatives \[adefovir or tenofovir\]).
  • Pregnant or breast feeding women.
  • Prior treatment with cidofovir within the last 2 weeks.
  • Receipt of another investigational drug with proven nephrotoxic drug interaction with cidofovir or known antipolyoma virus activity one month prior to study entry.
  • Contraindication to renal biopsy (e.g., anticoagulant medication, unwilling to undergo biopsy).
  • Currently receiving or anticipated to receive any of the following within 2 weeks of randomization:
  • Amphotericin preparation (intravenous)
  • Aminoglycosides (intravenous)
  • Platinum - based chemotherapeutic agents
  • NSAIDs - non steroidal anti-inflammatory drugs (aspirin given for cardioprotective treatment is acceptable up to 650 mg per oral daily)
  • Foscarnet
  • Pentamidine (intravenous)
  • Probenecid
  • Leflunomide
  • Hypotony or uveitis.

Key Trial Info

Start Date :

May 1 2006

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

April 1 2011

Estimated Enrollment :

22 Patients enrolled

Trial Details

Trial ID

NCT00138424

Start Date

May 1 2006

End Date

April 1 2011

Last Update

March 8 2013

Active Locations (12)

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Page 1 of 3 (12 locations)

1

University of Alabama Hospital - Nephrology

Birmingham, Alabama, United States, 35249-0001

2

California Pacific Medical Center - Sutter Pacific Medical Foundation - Transplant Nephrology

San Francisco, California, United States, 94115-1932

3

University of California San Francisco Medical Center at Parnassus - Organ Transplant

San Francisco, California, United States, 94143-2204

4

University of Colorado Denver

Aurora, Colorado, United States, 80045-2541