Trial Of Irinotecan In Combination With Three Methods Of Administration Of Fluoropyrimidine.

Summary

This study compares in the first study period combination of Irinotecan with three different methods of administration by Fluoropyrimidine. (ie. infusion, bolus and oral). In the second period of study it compares FOLFIRI \[a chemotherapy regime that combines bolus irinotecan and leucovorin \[LV\] with infusional 5-fluorouracil (5-FU)\] + bevacizumab and mlFL + bevacizumab. Measures of efficacy and safety will be reported.

Conditions

• Colorectal Neoplasms

Interventions

DRUG

Modified Bolus 5-FU/LV with Irinotecan

Day 1 \& 8: Irinotecan (125 mg/m2 IV over 90 minutes), LV (20 mg/m2 IV bolus), 5-FU (500 mg/m2 IV bolus). All chemotherapy cycles repeated every 3 weeks. Celecoxib/placebo treatment will commence on the same day as chemotherapy treatment (i.e. Day 1 of treatment on study). Celecoxib/placebo will be taken at a dose of 400 mg po BID \[two times a day\] (800 mg/day) and will continue daily without interruption (no rest period for celecoxib/placebo treatment).

DRUG

FOLFIRI + bevacizumab

Day 1 Bevacizumab 5mg/kg IV 90 minutes prior to irinotecan/LV Irinotecan 180 mg/m2 IV 90 minutes Leucovorin 400 mg/m2 IV 2 hours - given with irinotecan without mixing. I m m e d i a t e l y f o l l o w e d b y : 5-FU 400 mg/m2 IV bolus 5-FU 2400 mg/m2 IV Continuous infusion over 46 hours Every 2 weeks Amendment 2 Bevacizumab 5mg/kg IV 90 minutes prior to irinotecan/LV Irinotecan 180 mg/m2 IV 90 minutes Leucovorin 400 mg/m2 IV 2 hours - given with irinotecan without mixing. I m m e d i a t e l y f o l l o w e d b y : 5-FU 400 mg/m2 IV bolus 5-FU 2400 mg/m2 IV Continuous infusion over 46 hours Celecoxib/placebo 400 mg BID \[two times a day\] oral Every 2 weeks

DRUG

miFL + bevacizumab

Day 1 Bevacizumab 7.5mg/kg IV \*over 90 minutes - given prior to irinotecan, 5-FU, and leucovorin Irinotecan 125 mg/m2 IV over 90 minutes Leucovorin 20 mg/m2 IV bolus 5-FU 500 mg/m2 IV bolus Day 8 Irinotecan 125 mg/m2 IV over 90 minutes Leucovorin 20 mg/m2 IV bolus 5-FU 500 mg/m2 IV bolus Every 3 weeks Amendment 2 Day 1 Bevacizumab 7.5mg/kg IV over 90 minutes - given prior to irinotecan, 5-FU, and leucovorin Irinotecan 125 mg/m2 IV over 90 minutes Leucovorin 20 mg/m2 IV bolus 5-FU 500 mg/m2 IV bolus Celecoxib/placebo 400 mg BID \[two times a day\] oral Day 8 Irinotecan 125 mg/m2 IV over 90 minutes Leucovorin 20 mg/m2 IV bolus 5-FU 500 mg/m2 IV bolus Celecoxib/placebo -- 400 mg po BID \[two times a day\] continues daily without interruption Every 3 weeks

DRUG

Infusional 5-FU/LV with Irinotecan

Day 1: Irinotecan (180 mg/m2) IV over 90 minutes, LV (racemic mixture 400 mg/m2) over 2 hours during irinotecan infusion but without mixing, immediately followed by 5-FU IV bolus (400 mg/m2) and 5-FU continuous infusion (2400 mg/m2) over 46 hours. FOLFIRI regimen is repeated every 2 weeks. Celecoxib/placebo treatment will commence on the same day at a dose of 400 mg po BID \[two times a day\](800 mg/day) and will continue daily without interruption (no rest period for celecoxib/placebo treatment).

DRUG

Oral Capecitabine with Irinotecan

Day 1: Irinotecan (250 mg/m2 IV) over 90 minutes; Day 1-14: capecitabine 1000 mg/m2 PO BID \[two times a day\] (28 single doses). All chemotherapy cycles repeated every 3 weeks. Celecoxib/placebo treatment will commence on the same day as chemotherapy treatment (i.e. Day 1 of treatment on study). Celecoxib/placebo will be taken at a dose of 400 mg po BID (800 mg/day) and will continue daily without interruption (no rest period for celecoxib/placebo treatment).

Sponsors & Collaborators

• Pfizer

  lead INDUSTRY

Principal Investigators

• Pfizer CT.gov Call Center · Pfizer

Study Design

Allocation

RANDOMIZED

Purpose

TREATMENT

Masking

NONE

Model

PARALLEL

Eligibility

Min Age

18 Years

Sex

ALL

Healthy Volunteers

No

Timeline & Regulatory

Start

2003-02-28

Primary Completion

2008-10-31

Completion

2008-10-31

Countries

• United States
• Australia
• Canada
• New Zealand

Study Locations