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Carboxypeptidase-G2 in Treating Nervous System Toxic Effects in Patients Given an Overdose of Intrathecal Methotrexate

This study has been completed.
Study NCT00018967.   Last updated on October 18, 2008.   Information provided by National Cancer Institute (NCI)

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Descriptive Information Fields
Brief Title  Carboxypeptidase-G2 in Treating Nervous System Toxic Effects in Patients Given an Overdose of Intrathecal Methotrexate
Official Title  A Trial of Carboxypeptidase-G2 (CPDG2) For The Management of Patients With Intrathecal Methotrexate Overdose
Brief Summary

RATIONALE: Chemoprotective drugs such as carboxypeptidase-G2 may protect normal cells from the toxic effects of chemotherapy.

PURPOSE: Clinical trial to study the effectiveness of carboxypeptidase-G2 in treating nervous system toxic effects in patients given an accidental overdose of intrathecal methotrexate.

Detailed Description

OBJECTIVES:

  • Determine the effectiveness of carboxypeptidase-G2 rescue in patients who develop life threatening methotrexate (MTX) neurotoxicity following accidental intrathecal MTX overdose.
  • Study the CSF pharmacokinetics of MTX following rescue.

OUTLINE: Patients undergo a lumbar puncture as soon as possible after methotrexate overdose to remove methotrexate and receive a single dose of carboxypeptidase-G2 intrathecally over 5 minutes.

Patients are followed for at least 1 month.

PROJECTED ACCRUAL: A maximum of 10 patients will be accrued for this study.

Study Phase
Study Type  Interventional
Study Design  Supportive Care, Open Label
Primary Outcome Measure 
Secondary Outcome Measure 
Condition  Cancer-Related Problem/Condition
Unspecified Adult Solid Tumor, Protocol Specific
Unspecified Childhood Solid Tumor, Protocol Specific
Intervention  Drug: glucarpidase
MEDLINE PMIDs 15494606
Links Clinical trial summary from the National Cancer Institute's PDQ® database This link exits the ClinicalTrials.gov site
Recruitment Information Fields
Recruitment Status  Completed
Enrollment  10
Start Date  November 1993
Completion Date
Eligibility Criteria 

DISEASE CHARACTERISTICS:

  • Patients who received an intrathecal overdose of methotrexate of 100 mg or more

PATIENT CHARACTERISTICS:

Age:

  • Any age

Performance status:

  • Not specified

Hematopoietic:

  • Not specified

Hepatic:

  • Not specified

Renal:

  • Not specified

Other:

  • No prior anaphylactic reaction to carboxypeptidase-G2 administration

PRIOR CONCURRENT THERAPY:

Biologic therapy

  • Not specified

Chemotherapy

  • See Disease Characteristics

Endocrine therapy

  • Not specified

Radiotherapy

  • Not specified

Surgery

  • Not specified

Other

  • Concurrent therapy allowed
Gender Both
Ages
Accepts Healthy Volunteers No
Contacts ††
Location Countries  United States,   Australia,   Canada,   Switzerland
Administrative Information Fields
NCT ID  NCT00018967
Organization ID CDR0000077521
Secondary IDs †† NCI-92-C-0137N, CCG-0923, POG-9688, NCI-T92-0021N, COG-0923, COG-P9688
Study Sponsor  NCI - Center for Cancer Research-Medical Oncology
Collaborators †† National Cancer Institute (NCI)
Children's Oncology Group
Investigators 
Study Chair:     Brigitte C. Widemann, MD     NCI - Pediatric Oncology Branch    
Information Provided By National Cancer Institute (NCI)
Verification Date April 2007
First Received Date  July 11, 2001
Last Updated Date October 18, 2008

 †    Required WHO trial registration data element.
††   WHO trial registration data element that is required only if it exists.




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