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Bevacizumab and Interleukin-2 in Treating Patients With Metastatic Kidney Cancer

Phase 2 Trial of Sequential Bevacizumab Then Subcutaneous Interleukin-2 in Metastatic Renal Cancer

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00126490
Enrollment
19
Registered
2005-08-04
Start date
2005-03-31
Completion date
2013-08-31
Last updated
2015-06-30

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

Conditions

Recurrent Renal Cell Carcinoma, Stage IV Renal Cell Cancer

Brief summary

This phase II trial is studying how well giving bevacizumab together with interleukin-2 works in treating patients with metastatic kidney cancer. Monoclonal antibodies, such as bevacizumab, can block tumor growth in different ways. Some block the ability of tumor cells to grow and spread. Others find tumor cells and help kill them or carry tumor-killing substances to them. Bevacizumab may also stop the growth of tumor cells by blocking blood flow to the tumor. Interleukin-2 may stimulate the white blood cells to kill tumor cells. Giving bevacizumab together with interleukin-2 may kill more tumor cells.

Detailed description

PRIMARY OBJECTIVES: I. Determine the frequency of major response in patients with metastatic renal cell cancer treated with bevacizumab and interleukin-2. SECONDARY OBJECTIVES I. Compare the median progression-free survival and median overall survival of patients treated with this regimen with risk-stratified historical controls from published risk models. OUTLINE: Patients receive bevacizumab IV over 30-90 minutes on day 1 in weeks 1, 3, 5, 7, 9, and 11. Patients also receive interleukin-2 subcutaneously on days 1-5 in weeks 5-10. Treatment repeats every 12 weeks for up to 2 courses in the absence of disease progression or unacceptable toxicity. Patients with stable or responding disease then receive bevacizumab alone in weeks 1, 3, 5, 7, 9, and 11. Courses with bevacizumab alone repeat every 12 weeks in the absence of disease progression or unacceptable toxicity. After completion of study treatment, patients are followed at 30 days and then every 3 months for at least 2 years. PROJECTED ACCRUAL: Approximately 10-38 patients will be accrued for this study within 21 months.

Interventions

BIOLOGICALAldesleukin

Given subcutaneously

BIOLOGICALBevacizumab

Given IV

OTHERLaboratory Biomarker Analysis

Correlative studies

Sponsors

National Cancer Institute (NCI)
Lead SponsorNIH

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

* Histologically or cytologically confirmed renal cell cancer * Metastatic disease * More than 75% clear cell histology * Measurable disease, defined as ≥ 1 unidimensionally measurable lesion ≥ 20 mm by conventional techniques OR ≥ 10 mm by spiral CT scan * No prior refractory disease, defined as clinical or radiologic progression, during or within 3 months after completion of prior interleukin-2 (IL-2) * Nominally good or intermediate risk disease, meeting ≥ 4 out of 5 of the following criteria: * Hemoglobin \> 10 g/dL (except for patients with hereditary hemoglobinopathy) * ECOG performance status 0-1 (required) * Calcium normal (corrected) * Patients with hypercalcemia due to malignancy allowed provided it has been controlled for \> 1 month * Primary tumor treated or resected by complete nephrectomy, partial nephrectomy, radiofrequency ablation, or other local ablation * Lactic dehydrogenase \< 1.5 times upper limit of normal (ULN) * No history of or current brain or CNS metastasis by CT scan or MRI within the past 30 days * Performance status - ECOG 0-1 * More than 4 months * Absolute neutrophil count ≥ 1,500/mm\^3 * Platelet count ≥ 75,000/mm\^3 * No history of bleeding diathesis * PTT \< 1.5 times ULN * INR \< 1.5 * Bilirubin ≤ 1.5 times ULN * AST and ALT ≤ 2.5 times ULN * No chronic hepatitis B or C * Creatinine ≤ 2.0 mg/dL * No proteinuria\* by dipstick urinalysis * Urine protein ≤ 1,000 mg by 24-hour urine collection * No symptomatic congestive heart failure * No uncontrolled hypertension, defined as systolic blood pressure (BP) \> 160 mm Hg and diastolic BP \> 90 mm Hg * No cardiac arrhythmia * No peripheral vascular disease ≥ grade 2 * No clinically significant peripheral artery disease * None of the following arterial thromboembolic events within the past 6 months: * Transient ischemic attack * Cerebrovascular accident * Unstable angina pectoris * Myocardial infarction * Not pregnant * No nursing during and for 3 months after completion of study treatment * Negative pregnancy test * Fertile patients must use effective contraception before, during, and for 3 months after completion of study treatment * No active infection requiring parenteral antibiotics * No known HIV positivity * No history of allergic reaction to antibody drugs or IL-2 * No psychiatric illness or social situation that would preclude study compliance * No non-healing wound or fracture * No insulin-dependent diabetes * No other uncontrolled illness * No other malignancy requiring active treatment within the past 2 years except nonmelanoma skin cancer * No prior bevacizumab * At least 6 months since prior immunotherapy containing IL-2 * At least 2 months since prior investigational antibodies * More than 4 weeks since prior conventional cytotoxic chemotherapy (6 weeks for nitrosoureas or mitomycin) and recovered * No concurrent corticosteroids except replacement corticosteroids for adrenal insufficiency OR inhaled steroids for chronic obstructive pulmonary disease, asthma, or allergic rhinitis * More than 3 weeks since prior radiotherapy and recovered * No prior radiotherapy to the only site of measurable disease unless there has been subsequent disease progression * More than 4 weeks since prior major surgery * At least 24 hours since prior minor surgical procedure, placement of vascular access device, or fine needle aspiration * At least 30 days since prior and no other concurrent investigational agents * More than 10 days since prior anticoagulants * Low-dose anticoagulants for maintenance of vascular access device patency allowed * No concurrent therapeutic warfarin, including warfarin for treatment of deep vein thrombosis or pulmonary embolism * No other concurrent anticancer therapy

Design outcomes

Primary

MeasureTime frameDescription
Number of Evaluable Participants With Complete Response (CR) and Partial Response (PR) at One Year1 yearMajor response according to Response Evaluation Criteria In Solid Tumors (RECIST). CR: Disappearance of all target lesions; Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm. PR: At least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters.

Secondary

MeasureTime frameDescription
Number of Evaluable Participants With Overall Survival (OS) at 2 Years2 years from start of treatmentOverall Survival tabulation at 2 years from start of treatment.
Number of Evaluable Participants With Progression Free Survival (PFS)Up to 2 yearsProgression Free Survival tabulation at 1 year and at 2 years. Progressive Disease (PD): Appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions.
Pearson Correlation Coefficients of Dendritic Cell (DC):Immature Cell (ImC) Ratio With DC FunctionAt baseline, at days 4-5, 9-10 (of course 1), and at the end of treatmentDendritic cell (DC) phenotype or functionality. Pearson correlation coefficients of DC:ImC ratio with DC function were to be computed and tested for departure from zero. Those with major responses were to be compared to those without major responses with respect to baseline DC:ImC ratio, baseline DC functional assay, post-treatment DC:ImC ratio and post-treatment DC functional assay using pooled t tests.
Number of Participants With Possibly Related Serious Adverse Events (SAEs)Up to 30 days after completion of treatmentNumber of Participants with Serious Adverse Events (SAEs) Possibly Related to Study Treatment. Toxicity as assessed by Common Terminology Criteria for Adverse Events (CTCAE) version 3.0

Countries

United States

Participant flow

Recruitment details

The recruitment period began 03/23/2005 and accrual was closed 8/21/2007 due to slow accrual.

Pre-assignment details

24 enrolled but 5 were never treated (moved away, creatinine too high, Hospice before starting, lived too far away to come, chromophobe subtype after review of pathology)

Participants by arm

ArmCount
Treatment (Bevacizumab, Aldesleukin)
Patients receive bevacizumab IV over 30-90 minutes on day 1 in weeks 1, 3, 5, 7, 9, and 11. Patients also receive interleukin-2 subcutaneously on days 1-5 in weeks 5-10. Treatment repeats every 12 weeks for up to 2 courses in the absence of disease progression or unacceptable toxicity. Patients with stable or responding disease then receive bevacizumab alone in weeks 1, 3, 5, 7, 9, and 11. Courses with bevacizumab alone repeat every 12 weeks in the absence of disease progression or unacceptable toxicity.
18
Total18

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyStopped after 1 infusion (fall/injury)1

Baseline characteristics

CharacteristicTreatment (Bevacizumab, Aldesleukin)
Age, Categorical
<=18 years
0 Participants
Age, Categorical
>=65 years
9 Participants
Age, Categorical
Between 18 and 65 years
9 Participants
Age, Continuous66 years
Region of Enrollment
United States
18 participants
Sex: Female, Male
Female
3 Participants
Sex: Female, Male
Male
15 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
0 / 19
serious
Total, serious adverse events
10 / 19

Outcome results

Primary

Number of Evaluable Participants With Complete Response (CR) and Partial Response (PR) at One Year

Major response according to Response Evaluation Criteria In Solid Tumors (RECIST). CR: Disappearance of all target lesions; Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm. PR: At least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters.

Time frame: 1 year

Population: All Participants who received at least one treatment

ArmMeasureGroupValue (NUMBER)
Treatment (Bevacizumab, Aldesleukin)Number of Evaluable Participants With Complete Response (CR) and Partial Response (PR) at One YearComplete Response0 participants
Treatment (Bevacizumab, Aldesleukin)Number of Evaluable Participants With Complete Response (CR) and Partial Response (PR) at One YearPartial Response1 participants
Secondary

Number of Evaluable Participants With Overall Survival (OS) at 2 Years

Overall Survival tabulation at 2 years from start of treatment.

Time frame: 2 years from start of treatment

Population: Evaluable participants

ArmMeasureValue (NUMBER)
Treatment (Bevacizumab, Aldesleukin)Number of Evaluable Participants With Overall Survival (OS) at 2 Years10 participants
Secondary

Number of Evaluable Participants With Progression Free Survival (PFS)

Progression Free Survival tabulation at 1 year and at 2 years. Progressive Disease (PD): Appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions.

Time frame: Up to 2 years

Population: Evaluable participants

ArmMeasureGroupValue (NUMBER)
Treatment (Bevacizumab, Aldesleukin)Number of Evaluable Participants With Progression Free Survival (PFS)PFS at 1 year3 participants
Treatment (Bevacizumab, Aldesleukin)Number of Evaluable Participants With Progression Free Survival (PFS)PFS at 2 years1 participants
Secondary

Number of Participants With Possibly Related Serious Adverse Events (SAEs)

Number of Participants with Serious Adverse Events (SAEs) Possibly Related to Study Treatment. Toxicity as assessed by Common Terminology Criteria for Adverse Events (CTCAE) version 3.0

Time frame: Up to 30 days after completion of treatment

Population: All Participants who received at least one treatment

ArmMeasureValue (NUMBER)
Treatment (Bevacizumab, Aldesleukin)Number of Participants With Possibly Related Serious Adverse Events (SAEs)4 participants
Secondary

Pearson Correlation Coefficients of Dendritic Cell (DC):Immature Cell (ImC) Ratio With DC Function

Dendritic cell (DC) phenotype or functionality. Pearson correlation coefficients of DC:ImC ratio with DC function were to be computed and tested for departure from zero. Those with major responses were to be compared to those without major responses with respect to baseline DC:ImC ratio, baseline DC functional assay, post-treatment DC:ImC ratio and post-treatment DC functional assay using pooled t tests.

Time frame: At baseline, at days 4-5, 9-10 (of course 1), and at the end of treatment

Population: This was not evaluable because there were not enough samples.

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