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Phase II Study of VcR-CVAD With Rituximab Consolidation and Maintenance for Untreated Mantle Cell Lymphoma

Phase II Study of VcR-CVAD With Rituximab Consolidation and Maintenance for Untreated Mantle Cell Lymphoma

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00581776
Enrollment
30
Registered
2007-12-28
Start date
2005-05-31
Completion date
2015-05-31
Last updated
2019-12-17

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

Conditions

Mantle Cell Lymphoma

Keywords

Untreated Mantle Cell Lymphoma

Brief summary

Patients will receive Rituximab, Bortezomib, cyclophosphamide, Doxorubicin, Vincristine, Dexamethasone in three week intervals for 6 cycles; then rituximab consolidation (weekly x 4) , then one dose of rituximab every 12 weeks until 5 years or disease progression.

Detailed description

Primary objective is to estimate the overall response rate (ORR) and the complete response rate (CRR) to the VcR CVAD regimen (response rate at completion of induction). Patients will receive Rituximab, Bortezomib, cyclophosphamide, Doxorubicin, Vincristine, Dexamethasone in three week intervals for 6 cycles; then rituximab consolidation (weekly x 4) , then one dose of rituximab every 12 weeks until 5 years or disease progression.

Interventions

DRUGBortezomib

Administered by IV at 1.3 mg/m2 days 1 and 4 of each 21 day cycle.

DRUGRituximab

Administered by IV 375 mg/m2 IV day 1 of each cycle during induction chemotherapy, then weekly for four weeks during consolidation therapy; and then once every 12 weeks for up to 5 years (or until disease progression).

DRUGCyclophosphamide

Administered by IV at 300 mg/m2, 6 doses spaced 12 hours apart on days 1-3 of each cycle, to start after completion of rituximab infusion

DRUGDoxorubicin

Given as a continuous infusion, 50 mg/m2 over 48 hours days 1-2 of each cycle, to start after completion of rituximab infusion.

DRUGVincristine

1 mg administered by IV on day 3 of each cycle.

DRUGDexamethasone

40 mg orally on days 1-4 of each cycle.

Sponsors

University of Wisconsin, Madison
Lead SponsorOTHER

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 confirmed CD20+ mantle cell lymphoma, with measurable or evaluable disease, no prior chemotherapy, immunotherapy or radiotherapy except for 1 cycle of CHOP-like chemotherapy.

Exclusion criteria

* Patients with known CNS disease, known HIV infection, grade 2 or greater peripheral neuropathy, history of myocardial infarction in last 6 months, or patients who are Hepatitis B Surface Antigen positive.

Design outcomes

Primary

MeasureTime frameDescription
Overall Response Rate (ORR) at the Completion of Induction Chemotherapy, Which is the Percent of Complete Responses (CR) Plus Percent of Partial Responses (PR).At completion of induction therapy (21 weeks)Patients were considered evaluable for response if they completed at least 2 cycles of therapy and had undergone an initial response evaluation, or had disease progression after 1 cycle of therapy. 1999 International Working Group criteria defines a CR as patients with complete disappearance of disease, or regression of all lymph nodes to 1.5 cm in greatest diameter or less. Partial Response indicates patients responded to treatment with a reduction in the amount of tumor (50 percent or more). Overall response rate is the percent of complete responses plus the percent of partial responses.
Complete Response Rate (CR) at the End of Induction Chemotherapyat 21 weeksComplete Response Rate (CRR) as defined by 1999 International Working Group criteria, is defined as patients with complete disappearance of disease, or regression of all lymph nodes to 1.5 cm in greatest diameter or less. All subjects who had completed 2 cycles of therapy and had at least one disease evaluation, or had completed 1 cycle of therapy with progressive disease, were considered evaluable.

Secondary

MeasureTime frameDescription
3 Year Progression Free Survival36 monthsThis is the percent of subjects who had not had any recurrence or relapse of disease as of 3 years after enrollment in the study.
3 Year Overall Survival (OS)36 monthsThis is the percent of participants who were still alive at 3 years after study entry.

Countries

United States

Participant flow

Participants by arm

ArmCount
VCR-CVAD With Rituximab Maintenance30
Total30

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyDisease progression or no response3

Baseline characteristics

CharacteristicVCR-CVAD With Rituximab Maintenance
Age, Categorical
<=18 years
0 Participants
Age, Categorical
>=65 years
8 Participants
Age, Categorical
Between 18 and 65 years
22 Participants
Age, Continuous61 years
STANDARD_DEVIATION 26
Region of Enrollment
United States
30 participants
Sex: Female, Male
Female
6 Participants
Sex: Female, Male
Male
24 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
30 / 30
serious
Total, serious adverse events
18 / 30

Outcome results

Primary

Complete Response Rate (CR) at the End of Induction Chemotherapy

Complete Response Rate (CRR) as defined by 1999 International Working Group criteria, is defined as patients with complete disappearance of disease, or regression of all lymph nodes to 1.5 cm in greatest diameter or less. All subjects who had completed 2 cycles of therapy and had at least one disease evaluation, or had completed 1 cycle of therapy with progressive disease, were considered evaluable.

Time frame: at 21 weeks

ArmMeasureValue (NUMBER)
VCR-CVAD With Rituximab MaintenanceComplete Response Rate (CR) at the End of Induction Chemotherapy77 percent of participants
Primary

Overall Response Rate (ORR) at the Completion of Induction Chemotherapy, Which is the Percent of Complete Responses (CR) Plus Percent of Partial Responses (PR).

Patients were considered evaluable for response if they completed at least 2 cycles of therapy and had undergone an initial response evaluation, or had disease progression after 1 cycle of therapy. 1999 International Working Group criteria defines a CR as patients with complete disappearance of disease, or regression of all lymph nodes to 1.5 cm in greatest diameter or less. Partial Response indicates patients responded to treatment with a reduction in the amount of tumor (50 percent or more). Overall response rate is the percent of complete responses plus the percent of partial responses.

Time frame: At completion of induction therapy (21 weeks)

ArmMeasureValue (NUMBER)
VCR-CVAD With Rituximab MaintenanceOverall Response Rate (ORR) at the Completion of Induction Chemotherapy, Which is the Percent of Complete Responses (CR) Plus Percent of Partial Responses (PR).90 Percent of participants
Secondary

3 Year Overall Survival (OS)

This is the percent of participants who were still alive at 3 years after study entry.

Time frame: 36 months

ArmMeasureValue (NUMBER)
VCR-CVAD With Rituximab Maintenance3 Year Overall Survival (OS)86 Percent of participants
Secondary

3 Year Progression Free Survival

This is the percent of subjects who had not had any recurrence or relapse of disease as of 3 years after enrollment in the study.

Time frame: 36 months

ArmMeasureValue (NUMBER)
VCR-CVAD With Rituximab Maintenance3 Year Progression Free Survival63 percent of participants

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