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Oxaliplatin and Capecitabine in the Treatment of Relapsed/Refractory Carcinoma of Unknown Primary Site

A Phase II Trial of Oxaliplatin and Capecitabine in the Treatment of Patients With Relapsed/Refractory Carcinoma of Unknown Primary Site

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00193609
Enrollment
48
Registered
2005-09-19
Start date
2004-09-30
Completion date
2009-01-31
Last updated
2013-11-11

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

Conditions

Neoplasms, Unknown Primary

Keywords

Neoplasms, Unknown Primary

Brief summary

In this phase II trial, we will evaluate the feasibility and efficacy of the oxaliplatin/capecitabine combination in patients who have had one previous chemotherapy regimen for the treatment of carcinoma of unknown primary site. Patients who are relapsed after a previous response to treatment will be eligible, as well as those who were refractory to first-line therapy.

Detailed description

All patients received treatment with oxaliplatin 130mg/m2, given intravenously on day 1 of each 21 day cycle. Capecitabine 1000mg/m2 PO BID was administered on days 1-14 of each cycle.

Interventions

DRUGOxaliplatin

130 mg/m2 IV day 1 of 21 day cycle

DRUGCapecitabine

1000 mg/m2 by mouth twice daily on days 1-14 of each 21 day cycle

Sponsors

Roche Pharma AG
CollaboratorINDUSTRY
Sanofi-Synthelabo
CollaboratorINDUSTRY
SCRI Development Innovations, LLC
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

To be included in this study, you must meet the following criteria: * Histologically confirmed carcinoma of unknown primary site * Progressive disease after treatment with one previous chemotherapy regimen. * Treatment with one previous immunotherapy or biotherapy regimen. * No previous treatment with oxaliplatin, capecitabine, or 5-FU. * Previous treatment with other platinum agents * Patients must have measurable or evaluable disease * ECOG Performance Status more than 2 * Adequate bone marrow, liver and kidney function * Understand the nature of this study and give written informed consent.

Exclusion criteria

You cannot participate in this study if any of the following apply to you: * Age \< 18 years * History of treatment of any invasive malignancy within the last 5 years * Coexistent medical illnesses * Clinically significant cardiac disease * Preexisting peripheral neuropathy \> grade 1 * Lack of physical integrity of the upper gastrointestinal tract * Pre-existing uncontrolled coagulopathy * Women who are pregnant or lactating Please note: There are additional inclusion/

Design outcomes

Primary

MeasureTime frameDescription
Progression Free Survival18 monthsProgression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions

Secondary

MeasureTime frameDescription
Overall Survival18 monthsLength of time, in months, that patients were alive from their first date of protocol treatment until death.

Countries

United States

Participant flow

Participants by arm

ArmCount
Intervention
All patients received treatment with oxaliplatin 130mg/m2, given intravenously on day 1 of each 21 day cycle. Capecitabine 1000mg/m2 by mouth twice daily was administered on days 1-14 of each cycle.
48
Total48

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyAdverse Event2
Overall StudyLack of Efficacy2

Baseline characteristics

CharacteristicIntervention
Age Continuous59 years
Region of Enrollment
United States
48 participants
Sex: Female, Male
Female
27 Participants
Sex: Female, Male
Male
21 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
47 / 48
serious
Total, serious adverse events
23 / 48

Outcome results

Primary

Progression Free Survival

Progression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions

Time frame: 18 months

ArmMeasureValue (MEDIAN)
InterventionProgression Free Survival3.7 months
Secondary

Overall Survival

Length of time, in months, that patients were alive from their first date of protocol treatment until death.

Time frame: 18 months

ArmMeasureValue (MEDIAN)
InterventionOverall Survival9.7 months

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