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Monoclonal Antibody Therapy (Rencarex®) in Treating Patients Who Have Undergone Surgery for Non-metastatic Kidney Cancer

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ClinicalTrials.gov Identifier: NCT00087022
Recruitment Status : Completed
First Posted : July 12, 2004
Results First Posted : September 12, 2018
Last Update Posted : November 27, 2018
Sponsor:
Information provided by (Responsible Party):
Heidelberg Pharma AG

Study Type Interventional
Study Design Allocation: Randomized;   Intervention Model: Parallel Assignment;   Masking: Triple (Participant, Care Provider, Investigator);   Primary Purpose: Treatment
Condition Kidney Cancer
Interventions Biological: girentuximab
Other: placebo
Enrollment 864
Recruitment Details  
Pre-assignment Details  
Arm/Group Title Intervention Placebo
Hide Arm/Group Description

Patients receive monoclonal chimeric antibody cG250 (synonym names: Rencarex, girentuximab, and WX-G250) IV over 15 minutes as a single loading dose of 50 mg (week 1) followed by weekly infusions of 20 mg of WX-G250 (weeks 2-24).

girentuximab: Given IV

Patients receive placebo IV over 15 minutes once weekly for 24 weeks.

placebo: Given IV

Period Title: Overall Study
Started [1] 433 431
Treated (Safety Population) 431 424
Completed 379 376
Not Completed 54 55
[1]
ITT Population
Arm/Group Title Intervention Placebo Total
Hide Arm/Group Description

Patients receive monoclonal chimeric antibody cG250 (WX-G250) IV over 15 minutes as a single loading dose of 50 mg (week 1) followed by weekly infusions of 20 mg of WX-G250 (weeks 2-24).

girentuximab: Given IV

Patients receive placebo IV over 15 minutes once weekly for 24 weeks.

placebo: Given IV

Total of all reporting groups
Overall Number of Baseline Participants 433 431 864
Hide Baseline Analysis Population Description
All patients that were enrolled were included in the ITT population used for efficacy analysis; only 855 patients received at least one dose of study treatment and were analyzed for safety (Safety Population, SP)
Age, Continuous  
Mean (Standard Deviation)
Unit of measure:  Years
Number Analyzed 433 participants 431 participants 864 participants
58.2  (9.83) 57.8  (10.1) 58.0  (9.98)
Sex: Female, Male  
Measure Type: Count of Participants
Unit of measure:  Participants
Number Analyzed 433 participants 431 participants 864 participants
Female
157
  36.3%
133
  30.9%
290
  33.6%
Male
276
  63.7%
298
  69.1%
574
  66.4%
1.Primary Outcome
Title Disease-free Survival
Hide Description Disease Free Survival (DFS) calculated from the date of randomization up to and including the date of documented relapse as confirmed by the CT, death or start of new anti-tumor therapy.
Time Frame Until signs of recurrence or until 360 local DFS events have occurred (median follow-up of 4.5 years)
Hide Outcome Measure Data
Hide Analysis Population Description
All patients that were enrolled were included in the ITT population used for efficacy analysis
Arm/Group Title Intervention Placebo
Hide Arm/Group Description:

Patients receive monoclonal chimeric antibody cG250 (WX-G250) IV over 15 minutes as a single loading dose of 50 mg (week 1) followed by weekly infusions of 20 mg of WX-G250 (weeks 2-24).

girentuximab: Given IV

Patients receive placebo IV over 15 minutes once weekly for 24 weeks.

placebo: Given IV

Overall Number of Participants Analyzed 433 431
Measure Type: Count of Participants
Unit of Measure: Participants
192
  44.3%
197
  45.7%
Hide Statistical Analysis 1
Statistical Analysis Overview Comparison Group Selection Intervention, Placebo
Comments [Not Specified]
Type of Statistical Test Superiority
Comments [Not Specified]
Statistical Test of Hypothesis P-Value 0.737
Comments [Not Specified]
Method Log Rank
Comments [Not Specified]
2.Primary Outcome
Title Overall Survival
Hide Description Overall Survival (OS) calculated from the date of randomization to the date of death. Patients with no documented death will be censored at the date of their last study evaluation.
Time Frame After 419 OS events or 60 months after the last patient has been enrolled, whichever is the later (median follow-up of 4.5 years)
Hide Outcome Measure Data
Hide Analysis Population Description
All patients that were enrolled were included in the ITT population used for efficacy analysis
Arm/Group Title Intervention Placebo
Hide Arm/Group Description:

Patients receive monoclonal chimeric antibody cG250 (WX-G250) IV over 15 minutes as a single loading dose of 50 mg (week 1) followed by weekly infusions of 20 mg of WX-G250 (weeks 2-24).

girentuximab: Given IV

Patients receive placebo IV over 15 minutes once weekly for 24 weeks.

placebo: Given IV

Overall Number of Participants Analyzed 433 431
Measure Type: Count of Participants
Unit of Measure: Participants
91
  21.0%
90
  20.9%
Hide Statistical Analysis 1
Statistical Analysis Overview Comparison Group Selection Intervention, Placebo
Comments [Not Specified]
Type of Statistical Test Superiority
Comments [Not Specified]
Statistical Test of Hypothesis P-Value 1.012
Comments [Not Specified]
Method Log Rank
Comments [Not Specified]
3.Secondary Outcome
Title Quality of Life - Global Health Status
Hide Description Quality of life by EORTC Quality of Life Questionnaire-C30 - Global Health Status at 12 months. A high score for the global health status/QoL represents a high QoL with 0 being the minimum and 100 being the maximum.
Time Frame At 12 months
Hide Outcome Measure Data
Hide Analysis Population Description
Patients still on study who completed the questionnaire
Arm/Group Title Intervention Placebo
Hide Arm/Group Description:

Patients receive monoclonal chimeric antibody cG250 (WX-G250) IV over 15 minutes as a single loading dose of 50 mg (week 1) followed by weekly infusions of 20 mg of WX-G250 (weeks 2-24).

girentuximab: Given IV

Patients receive placebo IV over 15 minutes once weekly for 24 weeks.

placebo: Given IV

Overall Number of Participants Analyzed 295 315
Mean (Standard Deviation)
Unit of Measure: score on a scale
71  (21) 71  (20)
4.Secondary Outcome
Title Pharmacokinetics of WX-G250
Hide Description Quantitative determination of cG250 (Girentuximab) trough serum profiles at week 8 (steady state concentration).
Time Frame Week 8
Hide Outcome Measure Data
Hide Analysis Population Description
Patients who did sign amendment #3 to the study protocol and received their cG250 infusion as scheduled in the study protocol
Arm/Group Title Intervention
Hide Arm/Group Description:

Patients receive monoclonal chimeric antibody cG250 (WX-G250) IV over 15 minutes as a single loading dose of 50 mg (week 1) followed by weekly infusions of 20 mg of WX-G250 (weeks 2-24).

girentuximab: Given IV

Overall Number of Participants Analyzed 340
Mean (Standard Deviation)
Unit of Measure: µg/mL
8.7  (5.8)
5.Post-Hoc Outcome
Title Disease Free Survival (DFS) for Patients With CAIX Score >= 2.6
Hide Description

This analysis includes patients having a CAIX Expression equal or above the CAIX score of 2.6.

The CAIX score is determined on the basis of CAIX expression via immunohistochemistry described by a combination of tumor cell extent and staining intensity.

Disease Free Survival (DFS) calculated from the date of randomization up to and including the date of documented relapse as confirmed by the CT, death or start of new anti-tumor therapy.

Time Frame Until signs of recurrence or until 360 local DFS events have occurred (median follow-up of 4.5 years)
Hide Outcome Measure Data
Hide Analysis Population Description
This analysis includes patients having a CAIX Expression equal or above the CAIX score of 2.6.
Arm/Group Title Intervention Placebo
Hide Arm/Group Description:

Patients receive monoclonal chimeric antibody cG250 (WX-G250) IV over 15 minutes as a single loading dose of 50 mg (week 1) followed by weekly infusions of 20 mg of WX-G250 (weeks 2-24).

girentuximab: Given IV

Patients receive placebo IV over 15 minutes once weekly for 24 weeks.

placebo: Given IV

Overall Number of Participants Analyzed 69 82
Measure Type: Count of Participants
Unit of Measure: Participants
20
  29.0%
39
  47.6%
Hide Statistical Analysis 1
Statistical Analysis Overview Comparison Group Selection Intervention, Placebo
Comments [Not Specified]
Type of Statistical Test Superiority
Comments [Not Specified]
Statistical Test of Hypothesis P-Value 0.022
Comments [Not Specified]
Method Log Rank
Comments [Not Specified]
Time Frame [Not Specified]
Adverse Event Reporting Description [Not Specified]
 
Arm/Group Title Intervention Placebo
Hide Arm/Group Description

Patients receive monoclonal chimeric antibody cG250 (WX-G250) IV over 15 minutes as a single loading dose of 50 mg (week 1) followed by weekly infusions of 20 mg of WX-G250 (weeks 2-24).

girentuximab: Given IV

Patients receive placebo IV over 15 minutes once weekly for 24 weeks.

placebo: Given IV

All-Cause Mortality
Intervention Placebo
Affected / at Risk (%) Affected / at Risk (%)
Total   --/--   --/-- 
Hide Serious Adverse Events
Intervention Placebo
Affected / at Risk (%) Affected / at Risk (%)
Total   36/431 (8.35%)   36/424 (8.49%) 
Blood and lymphatic system disorders     
ANAEMIA  1/431 (0.23%)  0/424 (0.00%) 
LYMPHADENOPATHY  1/431 (0.23%)  0/424 (0.00%) 
Cardiac disorders     
ACUTE MYOCARDIAL INFARCTION  1/431 (0.23%)  1/424 (0.24%) 
ATRIAL FIBRILLATION  1/431 (0.23%)  0/424 (0.00%) 
CARDIAC FAILURE  0/431 (0.00%)  1/424 (0.24%) 
CHEST DISCOMFORT  0/431 (0.00%)  1/424 (0.24%) 
MYOCARDIAL INFARCTION  2/431 (0.46%)  1/424 (0.24%) 
Gastrointestinal disorders     
ABDOMINAL ADHESIONS  1/431 (0.23%)  0/424 (0.00%) 
ASCITES  1/431 (0.23%)  0/424 (0.00%) 
DIARRHOEA  0/431 (0.00%)  1/424 (0.24%) 
DUODENAL ULCER PERFORATION  0/431 (0.00%)  1/424 (0.24%) 
GASTRIC ULCER  1/431 (0.23%)  1/424 (0.24%) 
GASTROINTESTINAL HAEMORRHAGE  1/431 (0.23%)  0/424 (0.00%) 
OESOPHAGITIS  1/431 (0.23%)  0/424 (0.00%) 
PANCREATITIS ACUTE  1/431 (0.23%)  0/424 (0.00%) 
General disorders     
CHEST PAIN  0/431 (0.00%)  1/424 (0.24%) 
Hepatobiliary disorders     
BILIARY DILATATION  1/431 (0.23%)  0/424 (0.00%) 
CHOLECYSTITIS CHRONIC  0/431 (0.00%)  1/424 (0.24%) 
Infections and infestations     
BRONCHITIS  0/431 (0.00%)  1/424 (0.24%) 
CYSTITIS  0/431 (0.00%)  1/424 (0.24%) 
EMPYEMA  0/431 (0.00%)  1/424 (0.24%) 
ERYSIPELAS  0/431 (0.00%)  1/424 (0.24%) 
ESCHERICHIA SEPSIS  1/431 (0.23%)  0/424 (0.00%) 
PNEUMONIA  0/431 (0.00%)  2/424 (0.47%) 
POSTOPERATIVE ABSCESS  0/431 (0.00%)  1/424 (0.24%) 
PYELONEPHRITIS  1/431 (0.23%)  0/424 (0.00%) 
SINUSITIS  1/431 (0.23%)  0/424 (0.00%) 
Injury, poisoning and procedural complications     
FEMUR FRACTURE  1/431 (0.23%)  0/424 (0.00%) 
INCISIONAL HERNIA  0/431 (0.00%)  1/424 (0.24%) 
MENISCUS LESION  1/431 (0.23%)  0/424 (0.00%) 
PELVIC FRACTURE  1/431 (0.23%)  0/424 (0.00%) 
POST PROCEDURAL HAEMORRHAGE  1/431 (0.23%)  0/424 (0.00%) 
THERMAL BURN  0/431 (0.00%)  1/424 (0.24%) 
Investigations     
BIOPSY LUNG  0/431 (0.00%)  1/424 (0.24%) 
MEDIASTINOSCOPY  0/431 (0.00%)  1/424 (0.24%) 
Metabolism and nutrition disorders     
DEHYDRATION  0/431 (0.00%)  1/424 (0.24%) 
DIABETES MELLITUS  0/431 (0.00%)  1/424 (0.24%) 
HYPOGLYCAEMIA  0/431 (0.00%)  1/424 (0.24%) 
Musculoskeletal and connective tissue disorders     
BACK PAIN  1/431 (0.23%)  1/424 (0.24%) 
MUSCULOSKELETAL PAIN  0/431 (0.00%)  1/424 (0.24%) 
PATHOLOGICAL FRACTURE  0/431 (0.00%)  1/424 (0.24%) 
Neoplasms benign, malignant and unspecified (incl cysts and polyps)     
BREAST CANCER  0/431 (0.00%)  1/424 (0.24%) 
LUNG NEOPLASM  1/431 (0.23%)  0/424 (0.00%) 
METASTASES TO CENTRAL NERVOUS SYSTEM  1/431 (0.23%)  1/424 (0.24%) 
METASTASES TO LUNG  1/431 (0.23%)  1/424 (0.24%) 
METASTASES TO LYMPH NODES  1/431 (0.23%)  0/424 (0.00%) 
OVARIAN CYST  1/431 (0.23%)  0/424 (0.00%) 
PROSTATE CANCER  2/431 (0.46%)  2/424 (0.47%) 
RECURRENT CANCER  0/431 (0.00%)  1/424 (0.24%) 
SALIVARY GLAND CANCER  1/431 (0.23%)  0/424 (0.00%) 
THYROID NEOPLASM  1/431 (0.23%)  1/424 (0.24%) 
Nervous system disorders     
CEREBRAL HAEMORRHAGE  1/431 (0.23%)  0/424 (0.00%) 
HEADACHE  1/431 (0.23%)  1/424 (0.24%) 
PERIPHERAL NERVE LESION  0/431 (0.00%)  1/424 (0.24%) 
Pregnancy, puerperium and perinatal conditions     
PREGNANCY  0/431 (0.00%)  1/424 (0.24%) 
Renal and urinary disorders     
HAEMATURIA  1/431 (0.23%)  1/424 (0.24%) 
RENAL FAILURE ACUTE  1/431 (0.23%)  0/424 (0.00%) 
URINARY RETENTION  0/431 (0.00%)  1/424 (0.24%) 
Reproductive system and breast disorders     
OVARIAN MASS  1/431 (0.23%)  0/424 (0.00%) 
Respiratory, thoracic and mediastinal disorders     
DYSPNOEA  0/431 (0.00%)  1/424 (0.24%) 
PULMONARY EMBOLISM  2/431 (0.46%)  2/424 (0.47%) 
PULMONARY OEDEMA  1/431 (0.23%)  0/424 (0.00%) 
Surgical and medical procedures     
COLON POLYPECTOMY  0/431 (0.00%)  1/424 (0.24%) 
MALIGNANT TUMOUR EXCISION  1/431 (0.23%)  0/424 (0.00%) 
RENAL TUMOUR EXCISION  1/431 (0.23%)  0/424 (0.00%) 
THYROID OPERATION  0/431 (0.00%)  1/424 (0.24%) 
Vascular disorders     
DEEP VEIN THROMBOSIS  1/431 (0.23%)  0/424 (0.00%) 
Hide Other (Not Including Serious) Adverse Events
Frequency Threshold for Reporting Other Adverse Events 5%
Intervention Placebo
Affected / at Risk (%) Affected / at Risk (%)
Total   164/431 (38.05%)   166/424 (39.15%) 
Gastrointestinal disorders     
DIARRHOEA  27/431 (6.26%)  39/424 (9.20%) 
NAUSEA  35/431 (8.12%)  29/424 (6.84%) 
VOMITING  28/431 (6.50%)  18/424 (4.25%) 
General disorders     
FATIGUE  28/431 (6.50%)  39/424 (9.20%) 
ASTHENIA  19/431 (4.41%)  22/424 (5.19%) 
Infections and infestations     
NASOPHARYNGITIS  30/431 (6.96%)  33/424 (7.78%) 
Musculoskeletal and connective tissue disorders     
BACK PAIN  34/431 (7.89%)  37/424 (8.73%) 
ARTHRALGIA  27/431 (6.26%)  22/424 (5.19%) 
Nervous system disorders     
HEADACHE  40/431 (9.28%)  39/424 (9.20%) 
Vascular disorders     
HYPERTENSION  34/431 (7.89%)  25/424 (5.90%) 
Certain Agreements
Principal Investigators are NOT employed by the organization sponsoring the study.
There IS an agreement between Principal Investigators and the Sponsor (or its agents) that restricts the PI's rights to discuss or publish trial results after the trial is completed.
Results Point of Contact
Layout table for Results Point of Contact information
Name/Title: Head of R&D
Organization: Heidelberg Pharma AG (previously Wilex AG)
EMail: info@hdpharma.com
Layout table for additonal information
Responsible Party: Heidelberg Pharma AG
ClinicalTrials.gov Identifier: NCT00087022    
Obsolete Identifiers: NCT00209183
Other Study ID Numbers: WX-2003-07-HR
WILEX-WX-2003-07-HR ( Other Identifier: WILEX )
ARISER ( Other Identifier: WILEX )
UCLA-0404015-01 ( Other Identifier: UCLA )
CDR0000372830 ( Registry Identifier: PDQ (Physician Data Query) )
NCI-2012-00491 ( Registry Identifier: CTRP (Clinical Trials Reporting System) )
First Submitted: July 8, 2004
First Posted: July 12, 2004
Results First Submitted: July 2, 2018
Results First Posted: September 12, 2018
Last Update Posted: November 27, 2018