A Phase 2 interventional study of Cetuximab and Irinotecan in Colon Cancer and Rectum Cancer, sponsored by University of Pittsburgh. Completed at 1 site in United States. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2016-07-12.
Sponsored by University of Pittsburgh · Phase 2, Interventional, and Treatment
Research Hypothesis: Subjects in the study population who are treated with cetuximab in combination with irinotecan will have higher response rates than subjects treated with irinotecan alone.
Primary Objective:
·The primary aim of this study is to assess the response rate of patients with previously treated colorectal cancer (CRC) Number of Subjects: 31
Study Population:
Subjects with metastatic, CRC who have failed a first-line chemotherapeutic regimen containing oxaliplatin and a fluoropyrimidine, and who have not previously received irinotecan or cetuximab for treatment of CRC.
Test Product, Dose and Mode of Administration, Duration of Treatment:
Cetuximab administered at an initial dose of 500 mg/m2 intravenously (IV) over 120 minutes, followed by 500 mg/m2 every 2 weeks IV over 60 minutes.
Reference Therapy, Dose and Mode of Administration, Duration of Treatment: Irinotecan administered at a dose of 150a or 180 mg/m2 IV over 60 minutes every two weeks.
1,485 studies on the registry are indexed under Colonic Neoplasms; 362 are open to participants now.
This study's enrollment of 35 is below the median of 89 across 1,067 interventional studies indexed under Colonic Neoplasms.
Browse Colonic Neoplasms studies →University of Pittsburgh is the lead sponsor of 1,414 studies on the registry; 168 are open to participants now.
Of its 8 completed or terminated interventional studies of FDA-regulated products, 4 (50%) have results posted.
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Exclusion Criteria:
Cetuximab will be administered at the dose of 500 mg/m2 intravenously (IV) over 120 minutes, followed by 500 mg/m2 every 2 weeks, IV over 2 hours at an infusion rate not to exceed 5 ml/min. Followed immediately by Irinotecan administered at a dose of 180 mg/m2 IV over 60 minutes every two weeks.
Drug: Cetuximab · Drug: Irinotecan
The treatment will include cetuximab 500 mg/m² IV for 120 minutes followed by irinotecan 180 mg/m² or 60 minutes. The starting dose of irinotecan for patients who are 70 years old or greater, or who have had radiation therapy to the abdomen or pelvis, or whose level of functioning is poor (performance status of 2) will have a starting dose of 150 mg/m2 for irinotecan. All subsequent treatments will include cetuximab 500 mg/m² IV over 60 minutes and irinotecan 150 mg/m² or 180 mg/m2 intravenously over 60 minutes every 2 weeks.
The treatment will include cetuximab 500 mg/m² IV for 120 minutes followed by irinotecan 180 mg/m² or 60 minutes. The starting dose of irinotecan for patients who are 70 years old or greater, or who have had radiation therapy to the abdomen or pelvis, or whose level of functioning is poor (performance status of 2) will have a starting dose of 150 mg/m2 for irinotecan. All subsequent treatments will include cetuximab 500 mg/m² IV over 60 minutes and irinotecan 150 mg/m² or 180 mg/m2 intravenously over 60 minutes every 2 weeks.
Response Rate (RR)
Percentage of partial responses (PR) + complete responses (CR).
Time frame: every 6 - 8 weeks, up to 30 months
Time to Progression
time from start of protocol therapy until objective tumor progression
Time frame: Up to 30 months
Overall Survival
time from start of protocol therapy until death from any cause
Time frame: Up to 30 months
| Milestone | IRINOTECAN AND CETUXIMAB |
|---|---|
| Started | 35 |
| Completed | 31 |
| Not completed | 4 |
| Withdrew: Withdrawal by subject | 3 |
| Withdrew: Found ineligible at time of analysis | 1 |
Percentage of partial responses (PR) + complete responses (CR).
| percentage of participants | IRINOTECAN AND CETUXIMAB |
|---|---|
| Response Rate (RR) | 6 (0.79 to 21) |
time from start of protocol therapy until objective tumor progression
| months | IRINOTECAN AND CETUXIMAB |
|---|---|
| Time to Progression | 2.4 (1.3 to 4.6) |
time from start of protocol therapy until death from any cause
| months | IRINOTECAN AND CETUXIMAB |
|---|---|
| Overall Survival | 9.3 (5.1 to 15) |
Non-serious events are listed at a 0% frequency threshold.
| Group | Deaths | Serious | Other |
|---|---|---|---|
| IRINOTECAN AND CETUXIMAB | — | 13/32 (40.6%) | 32/32 (100%) |
| Event | IRINOTECAN AND CETUXIMAB |
|---|---|
| Pain, Abdomen NOSGastrointestinal disorders | 3/32 |
| Neutrophils/granulocytes (ANC/AGC)Investigations | 2/32 |
| Obstruction, GI, ColonGastrointestinal disorders | 2/32 |
| VomitingGastrointestinal disorders | 2/32 |
| Dyspnea (shortness of breath)Respiratory, thoracic and mediastinal disorders | 2/32 |
| LymphopeniaInvestigations | 1/32 |
| Supraventricular and nodal arrhythmia, Atrial fibrillationCardiac disorders | 1/32 |
| Cardiac General - OtherCardiac disorders | 1/32 |
| HypotensionVascular disorders | 1/32 |
| INR (International Normalized Ratio of prothrombin time)Blood and lymphatic system disorders | 1/32 |
| Event | IRINOTECAN AND CETUXIMAB |
|---|---|
| Fatigue (asthenia, lethargy, malaise)General disorders | 22/32 |
| DiarrheaGastrointestinal disorders | 21/32 |
| Rash: acne/acneiformSkin and subcutaneous tissue disorders | 19/32 |
| ConstipationGastrointestinal disorders | 17/32 |
| AnorexiaMetabolism and nutrition disorders | 13/32 |
| NauseaGastrointestinal disorders | 13/32 |
| Hair loss/alopecia (scalp or body)Skin and subcutaneous tissue disorders | 11/32 |
| Leukocytes (total WBC)Investigations | 11/32 |
| HemoglobinBlood and lymphatic system disorders | 10/32 |
| Pain, Abdomen NOSGastrointestinal disorders | 10/32 |
Patients who received at least one dose of Irinotecan administered at a dose of 150a or 180 mg/m2 IV every two weeks, were thus evaluable and included in outcome analyses.
| Age, Continuous(years) | IRINOTECAN AND CETUXIMAB |
|---|---|
| Median | 61.8 (43 to 83.9) |
| Sex: Female, Male(Participants) | IRINOTECAN AND CETUXIMAB |
|---|---|
| Female | 14 |
| Male | 17 |
This study is completed, as verified in Jun 2016. You cannot join it, but the record below documents what was studied.
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Studies of the drugs tested here: Cetuximab · Irinotecan