Ignite Creation Date:
2025-12-24 @ 7:50 PM
Ignite Modification Date:
2025-12-25 @ 5:26 PM
Study NCT ID:
NCT00634504
Status:
COMPLETED
Last Update Posted:
2022-06-06
First Post:
2008-03-06
Is NOT Gene Therapy:
False
Has Adverse Events:
True
Brief Title:
Open-label Leucovorin Pharmacokinetic Study in Patients Receiving High Dose Methotrexate With or Without Voraxaze
Sponsor:
Organization:
Raw JSON
{'hasResults': True, 'derivedSection': {'miscInfoModule': {'versionHolder': '2025-12-24'}, 'conditionBrowseModule': {'meshes': [{'id': 'D012516', 'term': 'Osteosarcoma'}, {'id': 'D007938', 'term': 'Leukemia'}, {'id': 'D008223', 'term': 'Lymphoma'}, {'id': 'D051437', 'term': 'Renal Insufficiency'}], 'ancestors': [{'id': 'D018213', 'term': 'Neoplasms, Bone Tissue'}, {'id': 'D009372', 'term': 'Neoplasms, Connective Tissue'}, {'id': 'D018204', 'term': 'Neoplasms, Connective and Soft Tissue'}, {'id': 'D009370', 'term': 'Neoplasms by Histologic Type'}, {'id': 'D009369', 'term': 'Neoplasms'}, {'id': 'D012509', 'term': 'Sarcoma'}, {'id': 'D006402', 'term': 'Hematologic Diseases'}, {'id': 'D006425', 'term': 'Hemic and Lymphatic Diseases'}, {'id': 'D008232', 'term': 'Lymphoproliferative Disorders'}, {'id': 'D008206', 'term': 'Lymphatic Diseases'}, {'id': 'D007160', 'term': 'Immunoproliferative Disorders'}, {'id': 'D007154', 'term': 'Immune System Diseases'}, {'id': 'D007674', 'term': 'Kidney Diseases'}, {'id': 'D014570', 'term': 'Urologic Diseases'}, {'id': 'D052776', 'term': 'Female Urogenital Diseases'}, {'id': 'D005261', 'term': 'Female Urogenital Diseases and Pregnancy Complications'}, {'id': 'D000091642', 'term': 'Urogenital Diseases'}, {'id': 'D052801', 'term': 'Male Urogenital Diseases'}]}, 'interventionBrowseModule': {'meshes': [{'id': 'C000629556', 'term': 'glucarpidase'}, {'id': 'D008727', 'term': 'Methotrexate'}, {'id': 'D002955', 'term': 'Leucovorin'}, {'id': 'D011623', 'term': 'gamma-Glutamyl Hydrolase'}], 'ancestors': [{'id': 'D000630', 'term': 'Aminopterin'}, {'id': 'D011622', 'term': 'Pterins'}, {'id': 'D011621', 'term': 'Pteridines'}, {'id': 'D006574', 'term': 'Heterocyclic Compounds, 2-Ring'}, {'id': 'D000072471', 'term': 'Heterocyclic Compounds, Fused-Ring'}, {'id': 'D006571', 'term': 'Heterocyclic Compounds'}, {'id': 'D005575', 'term': 'Formyltetrahydrofolates'}, {'id': 'D013763', 'term': 'Tetrahydrofolates'}, {'id': 'D005492', 'term': 'Folic Acid'}, {'id': 'D003067', 'term': 'Coenzymes'}, {'id': 'D045762', 'term': 'Enzymes and Coenzymes'}, {'id': 'D002268', 'term': 'Carboxypeptidases'}, {'id': 'D020689', 'term': 'Exopeptidases'}, {'id': 'D010447', 'term': 'Peptide Hydrolases'}, {'id': 'D006867', 'term': 'Hydrolases'}, {'id': 'D004798', 'term': 'Enzymes'}]}}, 'resultsSection': {'moreInfoModule': {'pointOfContact': {'email': 'angela.ogden@btgplc.com', 'phone': '610-278-1660', 'title': 'SVP, Clinical Development', 'organization': 'BTG International Inc.'}, 'certainAgreement': {'piSponsorEmployee': False, 'restrictiveAgreement': False}}, 'adverseEventsModule': {'eventGroups': [{'id': 'EG000', 'title': 'A (High-dose Methotrexate, Leucovorin, and Glucarpidase)', 'description': 'High-dose methotrexate, leucovorin, and glucarpidase\n\nglucarpidase, high-dose methotrexate, leucovorin: single intravenous dose', 'otherNumAtRisk': 11, 'otherNumAffected': 7, 'seriousNumAtRisk': 11, 'seriousNumAffected': 3}, {'id': 'EG001', 'title': 'B (High-dose Methotrexate and Leucovorin Without Glucarpidase)', 'description': 'High-dose methotrexate and leucovorin without glucarpidase\n\nhigh-dose methotrexate, leucovorin: standard of care, leucovorin every 6 hours', 'otherNumAtRisk': 9, 'otherNumAffected': 0, 'seriousNumAtRisk': 9, 'seriousNumAffected': 0}], 'otherEvents': [{'term': 'neutropenia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 4, 'numAffected': 4}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Blood and lymphatic system disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'leukopenia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 3, 'numAffected': 3}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Blood and lymphatic system disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'febrile neutropenia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 2, 'numAffected': 2}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Blood and lymphatic system disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'thrombocytopenia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 2, 'numAffected': 2}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Blood and lymphatic system disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'lymphopenia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Blood and lymphatic system disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'hypertension', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 3, 'numAffected': 3}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Vascular disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'flushing', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Vascular disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'hemoglobin decreased', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 2, 'numAffected': 2}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Investigations', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'ALT increased', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Investigations', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'AST increased', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Investigations', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'serum creatinine increased', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Investigations', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'hypocalcemia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 2, 'numAffected': 2}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Metabolism and nutrition disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'hypokalemia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 2, 'numAffected': 2}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Metabolism and nutrition disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'acidosis', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Metabolism and nutrition disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'hyperglycemia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Metabolism and nutrition disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'hyperkalemia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Metabolism and nutrition disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'hypomagnesmia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Metabolism and nutrition disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'hyponatremia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Metabolism and nutrition disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'hypophosphatemia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Metabolism and nutrition disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'abdominal pain lower', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Gastrointestinal disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'diarrhea', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Gastrointestinal disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'nausea', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Gastrointestinal disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'oral pain', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Gastrointestinal disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'vomiting', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Gastrointestinal disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'mucosal inflammation', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 2, 'numAffected': 2}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'General disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'pyrexia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'General disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'burning sensation', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Nervous system disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'hypoesthesia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Nervous system disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'lethargy', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Nervous system disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'paresthesia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Nervous system disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'renal failure', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Renal and urinary disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'renal impairment', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Renal and urinary disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'rash', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Skin and subcutaneous tissue disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'skin disorder', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Skin and subcutaneous tissue disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'bradycardia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Cardiac disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'liver disorder', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Hepatobiliary disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'confusional state', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Psychiatric disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'tachypnea', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Respiratory, thoracic and mediastinal disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}], 'seriousEvents': [{'term': 'renal failure', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Renal and urinary disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'febrile neutropenia', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Blood and lymphatic system disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}, {'term': 'hepatic failure', 'stats': [{'groupId': 'EG000', 'numAtRisk': 11, 'numEvents': 1, 'numAffected': 1}, {'groupId': 'EG001', 'numAtRisk': 9, 'numEvents': 0, 'numAffected': 0}], 'organSystem': 'Hepatobiliary disorders', 'assessmentType': 'SYSTEMATIC_ASSESSMENT'}], 'frequencyThreshold': '5'}, 'outcomeMeasuresModule': {'outcomeMeasures': [{'type': 'PRIMARY', 'title': 'Pharmacokinetics (PK) of Leucovorin', 'denoms': [{'units': 'Participants', 'counts': [{'value': '8', 'groupId': 'OG000'}, {'value': '9', 'groupId': 'OG001'}]}], 'groups': [{'id': 'OG000', 'title': 'A (High-dose Methotrexate, Leucovorin, and Glucarpidase)', 'description': 'High-dose methotrexate, leucovorin, and glucarpidase\n\nglucarpidase, high-dose methotrexate, leucovorin: single intravenous dose'}, {'id': 'OG001', 'title': 'B (High-dose Methotrexate and Leucovorin Without Glucarpidase)', 'description': 'High-dose methotrexate and leucovorin without glucarpidase\n\nhigh-dose methotrexate, leucovorin: standard of care, leucovorin every 6 hours'}], 'classes': [{'categories': [{'measurements': [{'value': '6.43', 'groupId': 'OG000', 'lowerLimit': '2.89', 'upperLimit': '14.32'}, {'value': '1.13', 'groupId': 'OG001', 'lowerLimit': '0.72', 'upperLimit': '1.75'}]}]}], 'paramType': 'GEOMETRIC_MEAN', 'timeFrame': '5 minutes, 30 minutes, 1 hour, 2 hours and 3 hours post-LV administration', 'description': 'Geometric mean (6S)-leucovorin area under the plasma concentration vs. time curve from time 0 to the 3-hour time point.', 'unitOfMeasure': 'micromol x hour/L', 'dispersionType': '95% Confidence Interval', 'reportingStatus': 'POSTED', 'populationDescription': '3 participants were excluded from the PK population (all from Arm A), hence why the total participants is 17, not 20.'}]}, 'participantFlowModule': {'groups': [{'id': 'FG000', 'title': 'A (High-dose Methotrexate, Leucovorin, and Glucarpidase)', 'description': 'Drug: High-dose methotrexate (HDMTX) and leucovorin (LV) with a single bolus intravenous injection of 50 units/kg glucarpidase over 5 minutes.\n\nHDMTX followed by intravenous LV administered at doses recommended in the clinical treatment protocols.\n\nLV doses administered as recommended in the package insert for Leucovorin Calcium USP for patients with delayed early MTX elimination and/or evidence of acute renal injury, and should be based upon the pre-glucarpidase MTX concentration. LV doses are maintained for at least 48 hours after dosing with glucarpidase. After this it may be administered at doses recommended in the clinical treatment protocols and existing labeling for LV based on post-Voraxaze MTX concentrations. Patients required IV LV rescue therapy with either ≥15 mg or ≥10 mg/m2 every 6 hours.\n\nOther Names:\n\nVoraxaze, carboxypeptidase G2, high dose methotrexate, leucovorin'}, {'id': 'FG001', 'title': 'B (High-dose Methotrexate and Leucovorin Without Glucarpidase)', 'description': 'High-dose methotrexate (HDMTX) and leucovorin (LV) without glucarpidase\n\nHDMTX followed by intravenous LV should be administered at doses recommended in the clinical treatment protocols and as per standard of care. LV should be given every 6 hours at a dose of ≤25 mg/m2.'}], 'periods': [{'title': 'Overall Study', 'milestones': [{'type': 'STARTED', 'achievements': [{'groupId': 'FG000', 'numSubjects': '11'}, {'groupId': 'FG001', 'numSubjects': '9'}]}, {'type': 'COMPLETED', 'achievements': [{'groupId': 'FG000', 'numSubjects': '10'}, {'groupId': 'FG001', 'numSubjects': '9'}]}, {'type': 'NOT COMPLETED', 'achievements': [{'groupId': 'FG000', 'numSubjects': '1'}, {'groupId': 'FG001', 'numSubjects': '0'}]}], 'dropWithdraws': [{'type': 'Protocol Violation', 'reasons': [{'groupId': 'FG000', 'numSubjects': '1'}, {'groupId': 'FG001', 'numSubjects': '0'}]}]}]}, 'baselineCharacteristicsModule': {'denoms': [{'units': 'Participants', 'counts': [{'value': '11', 'groupId': 'BG000'}, {'value': '9', 'groupId': 'BG001'}, {'value': '20', 'groupId': 'BG002'}]}], 'groups': [{'id': 'BG000', 'title': 'A (High-dose Methotrexate, Leucovorin, and Glucarpidase)', 'description': 'High-dose methotrexate, leucovorin, and glucarpidase\n\nglucarpidase, high-dose methotrexate, leucovorin: single intravenous dose'}, {'id': 'BG001', 'title': 'B (High-dose Methotrexate and Leucovorin Without Glucarpidase)', 'description': 'High-dose methotrexate and leucovorin without glucarpidase\n\nhigh-dose methotrexate, leucovorin: standard of care, leucovorin every 6 hours'}, {'id': 'BG002', 'title': 'Total', 'description': 'Total of all reporting groups'}], 'measures': [{'title': 'Age, Continuous', 'classes': [{'categories': [{'measurements': [{'value': '26.4', 'spread': '22.07', 'groupId': 'BG000'}, {'value': '12.6', 'spread': '7.84', 'groupId': 'BG001'}, {'value': '20.2', 'spread': '18.22', 'groupId': 'BG002'}]}]}], 'paramType': 'MEAN', 'unitOfMeasure': 'years', 'dispersionType': 'STANDARD_DEVIATION'}, {'title': 'Sex: Female, Male', 'classes': [{'categories': [{'title': 'Female', 'measurements': [{'value': '5', 'groupId': 'BG000'}, {'value': '2', 'groupId': 'BG001'}, {'value': '7', 'groupId': 'BG002'}]}, {'title': 'Male', 'measurements': [{'value': '6', 'groupId': 'BG000'}, {'value': '7', 'groupId': 'BG001'}, {'value': '13', 'groupId': 'BG002'}]}]}], 'paramType': 'COUNT_OF_PARTICIPANTS', 'unitOfMeasure': 'Participants'}, {'title': 'Race (NIH/OMB)', 'classes': [{'categories': [{'title': 'American Indian or Alaska Native', 'measurements': [{'value': '2', 'groupId': 'BG000'}, {'value': '0', 'groupId': 'BG001'}, {'value': '2', 'groupId': 'BG002'}]}, {'title': 'Asian', 'measurements': [{'value': '1', 'groupId': 'BG000'}, {'value': '0', 'groupId': 'BG001'}, {'value': '1', 'groupId': 'BG002'}]}, {'title': 'Native Hawaiian or Other Pacific Islander', 'measurements': [{'value': '0', 'groupId': 'BG000'}, {'value': '0', 'groupId': 'BG001'}, {'value': '0', 'groupId': 'BG002'}]}, {'title': 'Black or African American', 'measurements': [{'value': '1', 'groupId': 'BG000'}, {'value': '1', 'groupId': 'BG001'}, {'value': '2', 'groupId': 'BG002'}]}, {'title': 'White', 'measurements': [{'value': '6', 'groupId': 'BG000'}, {'value': '7', 'groupId': 'BG001'}, {'value': '13', 'groupId': 'BG002'}]}, {'title': 'More than one race', 'measurements': [{'value': '1', 'groupId': 'BG000'}, {'value': '1', 'groupId': 'BG001'}, {'value': '2', 'groupId': 'BG002'}]}, {'title': 'Unknown or Not Reported', 'measurements': [{'value': '0', 'groupId': 'BG000'}, {'value': '0', 'groupId': 'BG001'}, {'value': '0', 'groupId': 'BG002'}]}]}], 'paramType': 'COUNT_OF_PARTICIPANTS', 'unitOfMeasure': 'Participants'}, {'title': 'Pre-glucarpidase (Arm A) or Pre-LV (Arm B) methotrexate plasma conc (umol/L)', 'classes': [{'categories': [{'measurements': [{'value': '34.58', 'spread': '48.59', 'groupId': 'BG000'}, {'value': '6.49', 'spread': '11.00', 'groupId': 'BG001'}, {'value': '21.94', 'spread': '21.94', 'groupId': 'BG002'}]}]}], 'paramType': 'MEAN', 'unitOfMeasure': 'micromol/L', 'dispersionType': 'STANDARD_DEVIATION'}], 'populationDescription': 'Safety population'}}, 'protocolSection': {'designModule': {'phases': ['PHASE1'], 'studyType': 'INTERVENTIONAL', 'designInfo': {'allocation': 'NON_RANDOMIZED', 'maskingInfo': {'masking': 'NONE'}, 'primaryPurpose': 'TREATMENT', 'interventionModel': 'PARALLEL'}, 'enrollmentInfo': {'type': 'ACTUAL', 'count': 20}}, 'statusModule': {'overallStatus': 'COMPLETED', 'startDateStruct': {'date': '2008-05'}, 'expandedAccessInfo': {'hasExpandedAccess': False}, 'statusVerifiedDate': '2022-05', 'completionDateStruct': {'date': '2009-08', 'type': 'ACTUAL'}, 'lastUpdateSubmitDate': '2022-05-13', 'studyFirstSubmitDate': '2008-03-06', 'resultsFirstSubmitDate': '2014-06-04', 'studyFirstSubmitQcDate': '2008-03-06', 'lastUpdatePostDateStruct': {'date': '2022-06-06', 'type': 'ACTUAL'}, 'resultsFirstSubmitQcDate': '2014-06-04', 'studyFirstPostDateStruct': {'date': '2008-03-13', 'type': 'ESTIMATED'}, 'resultsFirstPostDateStruct': {'date': '2014-07-03', 'type': 'ESTIMATED'}, 'primaryCompletionDateStruct': {'date': '2009-08', 'type': 'ACTUAL'}}, 'outcomesModule': {'primaryOutcomes': [{'measure': 'Pharmacokinetics (PK) of Leucovorin', 'timeFrame': '5 minutes, 30 minutes, 1 hour, 2 hours and 3 hours post-LV administration', 'description': 'Geometric mean (6S)-leucovorin area under the plasma concentration vs. time curve from time 0 to the 3-hour time point.'}]}, 'oversightModule': {'oversightHasDmc': False}, 'conditionsModule': {'keywords': ['high dose methotrexate', 'Voraxaze', 'leucovorin', 'delayed elimination', 'methotrexate toxicity', 'rescue', 'renal insufficiency'], 'conditions': ['Osteosarcoma', 'Leukemia', 'Lymphoma']}, 'descriptionModule': {'briefSummary': 'The purpose of this study is to investigate whether the administration of Voraxaze reduces exposure to leucovorin and its active metabolite to below the level achieved in patients who have not received Voraxaze.'}, 'eligibilityModule': {'sex': 'ALL', 'stdAges': ['CHILD', 'ADULT', 'OLDER_ADULT'], 'healthyVolunteers': False, 'eligibilityCriteria': 'Inclusion Criteria:\n\n* Receiving High-dose methotrexate (HDMTX) with or without risk of methotrexate (MTX) toxicity, impaired renal function, and delayed MTX elimination\n* Require intravenous leucovorin\n\nExclusion Criteria:\n\n* Arm A only: allergic reactions to lactose\n* Arm A only: hereditary fructose or galactose intolerance\n* Arm B only: delayed elimination of MTX'}, 'identificationModule': {'nctId': 'NCT00634504', 'acronym': 'LVPK', 'briefTitle': 'Open-label Leucovorin Pharmacokinetic Study in Patients Receiving High Dose Methotrexate With or Without Voraxaze', 'organization': {'class': 'OTHER', 'fullName': 'BTG International Inc.'}, 'officialTitle': 'An Open-Label Study to Assess the Pharmacokinetics of Leucovorin in Patients Receiving High Dose Methotrexate, With or Without Voraxaze Treatment', 'orgStudyIdInfo': {'id': 'PR001-CLN-pro017'}}, 'armsInterventionsModule': {'armGroups': [{'type': 'EXPERIMENTAL', 'label': 'A', 'description': 'High-dose methotrexate, leucovorin, and Voraxaze', 'interventionNames': ['Drug: glucarpidase, high-dose methotrexate, leucovorin']}, {'type': 'ACTIVE_COMPARATOR', 'label': 'B', 'description': 'High-dose methotrexate and leucovorin without Voraxaze (glucarpidase)', 'interventionNames': ['Drug: high-dose methotrexate, leucovorin']}], 'interventions': [{'name': 'glucarpidase, high-dose methotrexate, leucovorin', 'type': 'DRUG', 'otherNames': ['Voraxaze, carboxypeptidase G2, high dose methotrexate, leucovorin'], 'description': 'single intravenous dose', 'armGroupLabels': ['A']}, {'name': 'high-dose methotrexate, leucovorin', 'type': 'DRUG', 'otherNames': ['HDMTX, LV'], 'description': 'standard of care, leucovorin every 6 hours', 'armGroupLabels': ['B']}]}, 'contactsLocationsModule': {'locations': [{'zip': '85016', 'city': 'Phoenix', 'state': 'Arizona', 'country': 'United States', 'facility': "Phoenix Children's Hospital", 'geoPoint': {'lat': 33.44838, 'lon': -112.07404}}, {'zip': '90017', 'city': 'Los Angeles', 'state': 'California', 'country': 'United States', 'facility': 'Good Samaritan Hospital', 'geoPoint': {'lat': 34.05223, 'lon': -118.24368}}, {'zip': '90027', 'city': 'Los Angeles', 'state': 'California', 'country': 'United States', 'facility': "Children's Hospital of Los Angeles", 'geoPoint': {'lat': 34.05223, 'lon': -118.24368}}, {'zip': '92868', 'city': 'Los Angeles', 'state': 'California', 'country': 'United States', 'facility': "Children's Hospital of Orange County", 'geoPoint': {'lat': 34.05223, 'lon': -118.24368}}, {'zip': '94609', 'city': 'Oakland', 'state': 'California', 'country': 'United States', 'facility': "Oakland's Children's Hospital", 'geoPoint': {'lat': 37.80437, 'lon': -122.2708}}, {'zip': '94304-1812', 'city': 'Palo Alto', 'state': 'California', 'country': 'United States', 'facility': "Stanford University Medical Center & Lucile Packard Children's Hospital", 'geoPoint': {'lat': 37.44188, 'lon': -122.14302}}, {'zip': '94115', 'city': 'San Francisco', 'state': 'California', 'country': 'United States', 'facility': 'California Pacific Medical Center', 'geoPoint': {'lat': 37.77493, 'lon': -122.41942}}, {'zip': '80045', 'city': 'Aurora', 'state': 'Colorado', 'country': 'United States', 'facility': "Children's Hospital for Cancer & Blood Disorders", 'geoPoint': {'lat': 39.72943, 'lon': -104.83192}}, {'zip': '33607', 'city': 'Tampa', 'state': 'Florida', 'country': 'United States', 'facility': "St. Joseph's Hospital", 'geoPoint': {'lat': 27.94752, 'lon': -82.45843}}, {'zip': '60201', 'city': 'Evanston', 'state': 'Illinois', 'country': 'United States', 'facility': 'NorthShore University Health System', 'geoPoint': {'lat': 42.04114, 'lon': -87.69006}}, {'zip': '46202', 'city': 'Indianapolis', 'state': 'Indiana', 'country': 'United States', 'facility': 'Riley Hospital for Children', 'geoPoint': {'lat': 39.76838, 'lon': -86.15804}}, {'zip': '40536', 'city': 'Lexington', 'state': 'Kentucky', 'country': 'United States', 'facility': 'University of Kentucky', 'geoPoint': {'lat': 37.98869, 'lon': -84.47772}}, {'zip': '04655', 'city': 'Worcester', 'state': 'Massachusetts', 'country': 'United States', 'facility': 'University of Massachusetts - Umass Memorial Medical Center', 'geoPoint': {'lat': 42.26259, 'lon': -71.80229}}, {'zip': '39216', 'city': 'Jackson', 'state': 'Mississippi', 'country': 'United States', 'facility': 'University of MS Medical Center', 'geoPoint': {'lat': 32.29876, 'lon': -90.18481}}, {'zip': '65212', 'city': 'Columbia', 'state': 'Missouri', 'country': 'United States', 'facility': 'University of Missouri-Columbia', 'geoPoint': {'lat': 38.95171, 'lon': -92.33407}}, {'zip': '63110', 'city': 'St Louis', 'state': 'Missouri', 'country': 'United States', 'facility': 'Washington University Medical Center', 'geoPoint': {'lat': 38.62727, 'lon': -90.19789}}, {'zip': '68506', 'city': 'Lincoln', 'state': 'Nebraska', 'country': 'United States', 'facility': 'St. Elizabeth Regional Medical Center', 'geoPoint': {'lat': 40.8, 'lon': -96.66696}}, {'zip': '07601', 'city': 'Hackensack', 'state': 'New Jersey', 'country': 'United States', 'facility': 'Hackensack University Medical Center', 'geoPoint': {'lat': 40.88593, 'lon': -74.04347}}, {'zip': '27834', 'city': 'Greenville', 'state': 'North Carolina', 'country': 'United States', 'facility': 'ECU Brody School of Medicine', 'geoPoint': {'lat': 35.61266, 'lon': -77.36635}}, {'zip': '44718', 'city': 'Canton', 'state': 'Ohio', 'country': 'United States', 'facility': 'Gabrail Cancer Center', 'geoPoint': {'lat': 40.79895, 'lon': -81.37845}}, {'zip': '19104', 'city': 'Philadelphia', 'state': 'Pennsylvania', 'country': 'United States', 'facility': "Children's Hospital of Philadelphia", 'geoPoint': {'lat': 39.95238, 'lon': -75.16362}}, {'zip': '38105', 'city': 'Memphis', 'state': 'Tennessee', 'country': 'United States', 'facility': "St. Jude Children's Research Hospital", 'geoPoint': {'lat': 35.14953, 'lon': -90.04898}}, {'zip': '77030', 'city': 'Houston', 'state': 'Texas', 'country': 'United States', 'facility': "Texas Children's Hospital", 'geoPoint': {'lat': 29.76328, 'lon': -95.36327}}, {'zip': '84112', 'city': 'Salt Lake City', 'state': 'Utah', 'country': 'United States', 'facility': 'Huntsman Cancer Center', 'geoPoint': {'lat': 40.76078, 'lon': -111.89105}}, {'zip': '98105', 'city': 'Seattle', 'state': 'Washington', 'country': 'United States', 'facility': "Children's Hospital and Regional Medical Center", 'geoPoint': {'lat': 47.60621, 'lon': -122.33207}}], 'overallOfficials': [{'name': 'Andrew Saunders, MD', 'role': 'STUDY_CHAIR'}, {'name': 'Suzanne Kincaid, CCRA', 'role': 'STUDY_DIRECTOR', 'affiliation': 'BTG International Inc.'}]}, 'sponsorCollaboratorsModule': {'leadSponsor': {'name': 'BTG International Inc.', 'class': 'OTHER'}, 'responsibleParty': {'type': 'SPONSOR'}}}}