Mucinous Adenocarcinoma of the ColonPhase 1NCT00060411
A Phase I, Pharmacological, and Biological Study of OSI-774 in Combination With FOLFOX 4 (5-FU, Leucovorin, and Oxaliplatin) and Bevacizumab (Avastin) in Patients With Advanced Colorectal Cancer
A Phase 1 study testing erlotinib hydrochloride, fluorouracil and leucovorin calcium in people with Mucinous Adenocarcinoma of the Colon and Mucinous Adenocarcinoma of the Rectum, run by National Cancer Institute (NCI) at 1 site in United States.
Trial summary
Erlotinib may stop the growth of tumor cells by blocking the enzymes necessary for their growth. Monoclonal antibodies, such as bevacizumab, can block tumor growth in different ways. Some block the ability of tumor cells to grow and spread. Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Mucinous Adenocarcinoma of the Colon, Mucinous Adenocarcinoma of the Rectum, Recurrent Colon Cancer
- What is being tested?
- erlotinib hydrochloride, fluorouracil and leucovorin calcium
- Type of treatment
- Pill or oral medicine, Injection or infusion
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 24 participants
- Where
- 1 siteUnited States
- Study dates
- Jun 2003to Jul 2007
- Phase
- Phase 1
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Histologically or cytologically confirmed diagnosis of colorectal adenocarcinoma with metastatic or locally advanced disease not amenable to curative therapy
- The patients may have therapy for advanced disease completed no less than 28 days prior to enrolling on this protocol; chemotherapy in the adjuvant setting may be allowed, but must have been completed at least 120 days prior to enrollment onto this protocol; prior bevacizumab is allowed
- ECOG performance status =< 1 (Karnofsky >= 60%)
- Life expectancy of greater than 12 weeks
- Leukocytes >= 3,000/ul
- Absolute neutrophil count >= 1,500/ul
Show all 18Show fewer
- Platelets >= 100,000/ul
- Total bilirubin =< 2 mg/dL
- AST(SGOT)/ALT(SGPT) =< 2.5 X institutional upper limit of normal (=< 5 X institutional upper limit of normal for patients with liver metastatsis)
- Creatinine =< 1.5 mg/dL OR creatinine clearance >= 60 mL/min/1.73 m^2 for patients with creatinine levels above institutional normal
- In addition, those patients consenting to have a tumor biopsy and enrolling on that portion of the protocol must have:
- PTT < 40 seconds
- PT < 2 seconds more than ULN
- Patients must have unidimensionally-measurable disease, defined as at least one lesion that can be accurately measured in at least one dimension (longest diameter to be recorded) as >= 20 mm with conventional techniques or as >= 10 mm with spiral CT scan
- Ability to understand and the willingness to sign a written informed consent document
- After the MTD has been defined and 10-20 patients have been treated at this dose level, enrollment will be restricted to patients who have tumor lesions amenable to sequential sampling, if less than 10 patients have had this performed
- Patients undergoing tumor biopsies must not be taking any anti-platelet agents or anticoagulants for at least 5 days prior to biopsy; tumor that will be considered for biopsy will include skin lesions, liver metastases, and peripheral lymph nodes (excluding supraclavicular and high cervical nodes), but will not include lung nodules; if a liver biopsy is being performed, the patient's films (CT or MRI) must be reviewed by the radiologist performing the biopsy (Dr Macura), who must feel that a biopsy is safe and carry minimal risk
- No concurrent nephritic syndrome, uncontrolled hypertension, congestive heart failure
Who cannot join
- Previous oxaliplatin therapy for metastatic disease; (prior adjuvant therapy with oxaliplatin is allowed as long as 120 days have elapsed since the last oxaliplatin treatment)
- Less than 120 days elapsed time between chemotherapy treatment for adjuvant disease and enrollment onto this protocol or less than 28 days between therapy for metastatic disease and enrollment onto this protocol
- Patients with known brain metastases should be excluded from this clinical trial because of their poor prognosis and because they often develop progressive neurologic dysfunction that would confound the evaluation of neurologic and other adverse events
- History of allergic reactions attributed to compounds of similar chemical or biologic composition to OSI-774, oxaliplatin, 5-FU, or leucovorin
- Patients with a significant neuropathy (greater than grade 2) not controlled despite medications
- Prior treatment with EGFR targeting therapies
Show all 22Show fewer
- Major surgery or significant traumatic injury occurring within 28 days prior to treatment; all surgical wounds must be healed
- Abnormalities of the cornea based on history (e.g., dry eye syndrome, Sjogren's syndrome), congenital abnormality (e.g., Fuch's dystrophy), abnormal slit-lamp examination using a vital dye (e.g., fluorescein, Bengal Rose), and/or an abnormal corneal sensitivity test (Schirmer test or similar tear production test)
- Gastrointestinal tract disease resulting in an inability to take oral medication or a requirement for IV alimentation, prior surgical procedures affecting absorption, or active peptic ulcer disease
- Uncontrolled intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, unstable angina pectoris, cardiac arrhythmia, or psychiatric illness/social situations that would limit compliance with study requirements
- Pregnant women are excluded from this study because OSI-774 is an epidermal growth factor inhibitor with the potential for teratogenic or abortifacient effects based on the data suggesting that EGFR expression is important for normal organ development; because there is an unknown but potential risk for adverse events in nursing infants secondary to treatment of the mother with OSI-774, breastfeeding should be discontinued if the mother is treated with OSI-774; because patients with immune deficiency are at increased risk of lethal infections when treated with marrow-suppressive therapy, HIV-positive patients receiving combination anti-retroviral therapy are excluded from the study because of possible pharmacokinetic interactions with OSI-774; appropriate studies will be undertaken in patients receiving combination anti-retroviral therapy when indicated
- Patients with only non-measurable disease, defined as all other lesions, including small lesions (longest diameter < 20 mm with conventional techniques or <10 mm with spiral CT scan) and truly non-measurable lesions, which include the following:
- Bone lesions;
- Leptomeningeal disease;
- Ascites;
- Pleural/pericardial effusion;
- Inflammatory breast disease;
- Lymphangitis cutis/pulmonis;
- Abdominal masses that are not confirmed and followed by imaging techniques;
- Cystic lesions
- Patients without sufficient central venous access for therapy
- Patients with thromboembolic events (MI, TIA, stroke, or angina) occurring within the past 6 months prior to the start of therapy
Trial locations and contacts
1 site in 1 country.
United States1 site
Johns Hopkins University
Baltimore, Maryland, 21287-8936
About this study
Erlotinib may stop the growth of tumor cells by blocking the enzymes necessary for their growth. 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 colorectal cancer by blocking blood flow to the tumor. Drugs used in chemotherapy work in different ways to stop tumor cells from dividing so they stop growing or die. Combining erlotinib and bevacizumab with combination chemotherapy may kill more tumor cells. This phase I trial is studying the side effects and best dose of erlotinib when given together with bevacizumab, fluorouracil, leucovorin, and oxaliplatin in treating patients with metastatic or locally advanced colorectal cancer.
Read the detailed description
PRIMARY OBJECTIVES:
- To determine the maximum tolerated dose (MTD) of OSI-774 given in combination with FOLFOX 4 and Bevacizumab, in patients with advanced colorectal cancer.
II. To characterize the toxicity profile of this regimen. III. To explore the antitumor activity of this combination.
SECONDARY OBJECTIVES:
- To characterize the pharmacokinetics of OSI-774 given with FOLFOX 4, and Bevacizumab.
II. To determine the relationship between CYP3A4 activity and OSI-774 clearance.
III. To correlate Cytochrome P450 activity with OSI-774 PK using midazolam clearance.
IV. To determine the relationship between expression and activation of the EGFR and related signaling pathways and outcome of patients with colorectal cancer patients who are treated with OSI-774 in combination with FOLFOX 4 and Bevacizumab.
- To explore the biological effects of OSI-774 in patients with advanced colorectal cancer and its relationship with dose and plasma concentration.
VI. To explore the use of fluorodeoxy-glucose (FDG) positron emission tomography (PET) scan to predict the biological effects and outcome of patients with colorectal cancer who are treated with OSI-774 and FOLFOX 4 and Bevacizumab.
VII. To assess 5FU PK when given in this manner, and to correlate with several previously characterized genetic polymorphisms and drug response VIII. To evaluate the association of allelic variants in AAG and OSI-774 disposition.
OUTLINE: This is a dose-escalation study of erlotinib.
Patients receive oral elotinib alone once daily for 1 week before the beginning of course 1. Patients then receive oral erlotinib once daily on days 1-28; oxaliplatin IV over 2 hours on day 1; and leucovorin calcium IV over 2 hours and fluorouracil IV over 22 hours on days 1 and 2. Patients also receive bevacizumab IV over 30-90 minutes on day 15 of course 1 and on days 1 and 15 of all subsequent courses. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity.
Cohorts of 3-6 patients receive escalating doses of erlotinib until the maximum tolerated dose (MTD) is determined. The MTD is defined as the dose at which no more than 2 of 6 patients experience dose-limiting toxicity.
PROJECTED ACCRUAL: Approximately 38 patients will be accrued for this study within 19-38 months.
- Conditions
- Mucinous Adenocarcinoma of the Colon, Mucinous Adenocarcinoma of the Rectum, Recurrent Colon Cancer, Recurrent Rectal Cancer, Signet Ring Adenocarcinoma of the Colon, Signet Ring Adenocarcinoma of the Rectum
- Being tested
- erlotinib hydrochloride, fluorouracil, leucovorin calcium, oxaliplatin, bevacizumab
- Medical subject headings
- Colonic Neoplasms, Rectal Neoplasms
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
erlotinib hydrochlorideDrug
Also called CP-358,774, erlotinib, OSI-774
Given IV
fluorouracilDrug
Also called 5-fluorouracil, 5-Fluracil, 5-FU
Given IV
Also called CF, CFR, LV
Given IV
oxaliplatinDrug
Also called 1-OHP, Dacotin, Dacplat, Eloxatin
Given IV
bevacizumabBiological
Also called anti-VEGF humanized monoclonal antibody, anti-VEGF monoclonal antibody, Avastin, rhuMAb VEGF
Given IV
| Study group | Role | What they receive |
|---|---|---|
| Treatment (combination chemotherapy) | Experimental | Patients receive oral elotinib alone once daily for 1 week before the beginning of course 1. Patients then receive oral erlotinib once daily on days 1-28; oxaliplatin IV over 2 hours on day 1; and leucovorin calcium IV over 2 hours and fluorouracil IV over 22 hours on days 1 and 2. Patients also receive bevacizumab IV over 30-90 minutes on day 15 of course 1 and on days 1 and 15 of all subsequent courses. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity. Receives: Drug: erlotinib hydrochloride; Drug: fluorouracil; Drug: leucovorin calcium; Drug: oxaliplatin; Biological: bevacizumab |
What is being measured
The primary outcome is the main question the study is designed to answer.
Maximum tolerated dose (MTD) of OSI-774 given in combination with FOLFOX 4 and Bevacizumab, in patients with advanced colorectal cancer
Measured: 28 days
Toxicity profile of this regimen evaluated using the NCI Common Toxicity Criteria Version 2.0
The frequency of toxicities per organ system and grade will be summarized per each dose level.
Measured: Up to 4 years
Antitumor activity of this combination determined using the RECIST criteria
The percentage of patients in each category of complete response, partial response, stable disease and progressive disease will be calculated using the total number of patients enrolled in an intent to treat analysis.
Measured: Up to 4 years
Overall survival
Will be estimated using the Kaplan-Meier method and will be displayed graphically. Median overall survival and confidence limits will be determined. Kaplan-Meier estimates of survival at 6 and 12 months and their standard errors will be calculated.
Measured: Up to 12 months
Progression-free survival
Progression-free survival will be estimated using the Kaplan-Meier method and will be displayed graphically. Median overall survival and confidence limits will be determined. Kaplan-Meier estimates of survival at 6 and 12 months and their standard errors will be calculated.
Measured: Up to 12 months
The relationship between CYP3A4 activity and OSI-774 clearance
Measured: Days -7 to day -1
Secondary outcomes (1)
Pharmacokinetics of OSI-774 given with FOLFOX 4, and Bevacizumab
Will be determined using conventional non-compartmental and compartmental analysis. The occurrence of pharmacokinetic interactions between oxaliplatin and OSI-774 will be explored by pair comparisons of pharmacokinetic parameters of each agent when given by itself or in combination.
Measured: Days -7 to -1
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted7 May 2003 (estimated)
- Study startJun 2003
- Primary completionJul 2007
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Mucinous Adenocarcinoma of the ColonStudies of the same condition, open and under way.
- More trials run by National Cancer Institute (NCI)The sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 1
- Primary purpose
- Treatment
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Enrolment
- 24 participants (actual)
Sponsor and investigators
- Lead sponsor
- National Cancer Institute (NCI)
- Sponsor type
- US National Institutes of Health
- Responsible party
- Sponsor
- Investigators
- Wells Messersmith, Principal investigator, Johns Hopkins University
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00060411
- Sponsor's protocol ID
- NCI-2012-03157
- Other IDs
- NCI-2012-03157, NCI-5869, JHOC-J0220, JHOC-02072506, J0220 02-07-25-06, 5869, U01CA070095
- Status last verified
- Sep 2013
- First submitted
- 6 May 2003
- Last updated
- 30 Sep 2013
- Results posted
- No
Study at a glance
From the registry record, last updated by the sponsor on 30 Sep 2013. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Phase I, Pharmacological, and Biological Study of OSI-774 in Combination With FOLFOX 4 (5-FU, Leucovorin, and Oxaliplatin) and Bevacizumab (Avastin) in Patients With Advanced Colorectal Cancer
- ClinicalTrials.gov ID
- NCT00060411
- Acronym / sponsor ID
- NCI-2012-03157
- Conditions
- Mucinous Adenocarcinoma of the Colon, Mucinous Adenocarcinoma of the Rectum, Recurrent Colon Cancer, Recurrent Rectal Cancer, Signet Ring Adenocarcinoma of the Colon, Signet Ring Adenocarcinoma of the Rectum
- Phase
- Phase 1
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 24 participants (actual)
- Lead sponsor
- National Cancer Institute (NCI)US National Institutes of Health
- Study start
- Jun 2003
- Primary completion
- Jul 2007 (actual)
- First posted
- 7 May 2003 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
Erlotinib may stop the growth of tumor cells by blocking the enzymes necessary for their growth. 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 colorectal cancer by blocking blood flow to the tumor. Drugs used in chemotherapy work in different ways to stop tumor cells from dividing so they stop growing or die. Combining erlotinib and bevacizumab with combination chemotherapy may kill more tumor cells. This phase I trial is studying the side effects and best dose of erlotinib when given together with bevacizumab, fluorouracil, leucovorin, and oxaliplatin in treating patients with metastatic or locally advanced colorectal cancer.
Detailed description
PRIMARY OBJECTIVES:
- To determine the maximum tolerated dose (MTD) of OSI-774 given in combination with FOLFOX 4 and Bevacizumab, in patients with advanced colorectal cancer.
II. To characterize the toxicity profile of this regimen. III. To explore the antitumor activity of this combination.
SECONDARY OBJECTIVES:
- To characterize the pharmacokinetics of OSI-774 given with FOLFOX 4, and Bevacizumab.
II. To determine the relationship between CYP3A4 activity and OSI-774 clearance.
III. To correlate Cytochrome P450 activity with OSI-774 PK using midazolam clearance.
IV. To determine the relationship between expression and activation of the EGFR and related signaling pathways and outcome of patients with colorectal cancer patients who are treated with OSI-774 in combination with FOLFOX 4 and Bevacizumab.
- To explore the biological effects of OSI-774 in patients with advanced colorectal cancer and its relationship with dose and plasma concentration.
VI. To explore the use of fluorodeoxy-glucose (FDG) positron emission tomography (PET) scan to predict the biological effects and outcome of patients with colorectal cancer who are treated with OSI-774 and FOLFOX 4 and Bevacizumab.
VII. To assess 5FU PK when given in this manner, and to correlate with several previously characterized genetic polymorphisms and drug response VIII. To evaluate the association of allelic variants in AAG and OSI-774 disposition.
OUTLINE: This is a dose-escalation study of erlotinib.
Patients receive oral elotinib alone once daily for 1 week before the beginning of course 1. Patients then receive oral erlotinib once daily on days 1-28; oxaliplatin IV over 2 hours on day 1; and leucovorin calcium IV over 2 hours and fluorouracil IV over 22 hours on days 1 and 2. Patients also receive bevacizumab IV over 30-90 minutes on day 15 of course 1 and on days 1 and 15 of all subsequent courses. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity.
Cohorts of 3-6 patients receive escalating doses of erlotinib until the maximum tolerated dose (MTD) is determined. The MTD is defined as the dose at which no more than 2 of 6 patients experience dose-limiting toxicity.
PROJECTED ACCRUAL: Approximately 38 patients will be accrued for this study within 19-38 months.
Study design
- Primary purpose
- Treatment
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Number of arms
- 1
| Arm | Type | Receives |
|---|---|---|
| Treatment (combination chemotherapy) | Experimental | Drug: erlotinib hydrochloride, Drug: fluorouracil, Drug: leucovorin calcium, Drug: oxaliplatin, Biological: bevacizumabPatients receive oral elotinib alone once daily for 1 week before the beginning of course 1. Patients then receive oral erlotinib once daily on days 1-28; oxaliplatin IV over 2 hours on day 1; and leucovorin calcium IV over 2 hours and fluorouracil IV over 22 hours on days 1 and 2. Patients also receive bevacizumab IV over 30-90 minutes on day 15 of course 1 and on days 1 and 15 of all subsequent courses. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity. |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (18 listed)
- Histologically or cytologically confirmed diagnosis of colorectal adenocarcinoma with metastatic or locally advanced disease not amenable to curative therapy
- The patients may have therapy for advanced disease completed no less than 28 days prior to enrolling on this protocol; chemotherapy in the adjuvant setting may be allowed, but must have been completed at least 120 days prior to enrollment onto this protocol; prior bevacizumab is allowed
- ECOG performance status =< 1 (Karnofsky >= 60%)
- Life expectancy of greater than 12 weeks
- Leukocytes >= 3,000/ul
Key exclusion criteria (22 listed)
- Previous oxaliplatin therapy for metastatic disease; (prior adjuvant therapy with oxaliplatin is allowed as long as 120 days have elapsed since the last oxaliplatin treatment)
- Less than 120 days elapsed time between chemotherapy treatment for adjuvant disease and enrollment onto this protocol or less than 28 days between therapy for metastatic disease and enrollment onto this protocol
- Patients with known brain metastases should be excluded from this clinical trial because of their poor prognosis and because they often develop progressive neurologic dysfunction that would confound the evaluation of neurologic and other adverse events
- History of allergic reactions attributed to compounds of similar chemical or biologic composition to OSI-774, oxaliplatin, 5-FU, or leucovorin
- Patients with a significant neuropathy (greater than grade 2) not controlled despite medications
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| erlotinib hydrochlorideAlso: CP-358,774, erlotinib, OSI-774Given IV | Drug | Treatment (combination chemotherapy) |
| fluorouracilAlso: 5-fluorouracil, 5-Fluracil, 5-FUGiven IV | Drug | Treatment (combination chemotherapy) |
| leucovorin calciumAlso: CF, CFR, LVGiven IV | Drug | Treatment (combination chemotherapy) |
| oxaliplatinAlso: 1-OHP, Dacotin, Dacplat, EloxatinGiven IV | Drug | Treatment (combination chemotherapy) |
| bevacizumabAlso: anti-VEGF humanized monoclonal antibody, anti-VEGF monoclonal antibody, Avastin, rhuMAb VEGFGiven IV | Biological | Treatment (combination chemotherapy) |
Primary outcome
Maximum tolerated dose (MTD) of OSI-774 given in combination with FOLFOX 4 and Bevacizumab, in patients with advanced colorectal cancer
Time frame: 28 days
Toxicity profile of this regimen evaluated using the NCI Common Toxicity Criteria Version 2.0
Time frame: Up to 4 years
The frequency of toxicities per organ system and grade will be summarized per each dose level.
Antitumor activity of this combination determined using the RECIST criteria
Time frame: Up to 4 years
The percentage of patients in each category of complete response, partial response, stable disease and progressive disease will be calculated using the total number of patients enrolled in an intent to treat analysis.
Overall survival
Time frame: Up to 12 months
Will be estimated using the Kaplan-Meier method and will be displayed graphically. Median overall survival and confidence limits will be determined. Kaplan-Meier estimates of survival at 6 and 12 months and their standard errors will be calculated.
Progression-free survival
Time frame: Up to 12 months
Progression-free survival will be estimated using the Kaplan-Meier method and will be displayed graphically. Median overall survival and confidence limits will be determined. Kaplan-Meier estimates of survival at 6 and 12 months and their standard errors will be calculated.
The relationship between CYP3A4 activity and OSI-774 clearance
Time frame: Days -7 to day -1
1 secondary outcome
Pharmacokinetics of OSI-774 given with FOLFOX 4, and Bevacizumab
Time frame: Days -7 to -1
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 30 Sep 2013.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Wells Messersmith principal investigator
Johns Hopkins University
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 1 study testing erlotinib hydrochloride, fluorouracil and leucovorin calcium in people with Mucinous Adenocarcinoma of the Colon and Mucinous Adenocarcinoma of the Rectum, run by National Cancer Institute (NCI) at 1 site in United States.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 18 inclusion and 22 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 30 Sep 2013. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Maximum tolerated dose (MTD) of OSI-774 given in combination with FOLFOX 4 and Bevacizumab, in patients with advanced colorectal cancer (time frame: 28 days). The study lists 6 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 30 Sep 2013.