Metastatic Colorectal CancerPhase 1/2POSEIDONNCT01008475
EMD 525797 in Combination With Cetuximab and Irinotecan in K-ras Wild Type Metastatic Colorectal Cancer
A Phase 1/2 study testing EMD 525797 250 mg, EMD 525797 500 mg and EMD 525797 750 mg in people with Metastatic Colorectal Cancer, run by Merck KGaA, Darmstadt, Germany at 62 sites in 12 countries.
Trial summary
The purpose of this study is to assess the safety and clinical activity of the experimental drug EMD 525797 (study drug), a monoclonal antibody targeting alfa integrins, in combination with irinotecan and cetuximab in K-ras wildtype metastatic colorectal cancer patients. Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Metastatic Colorectal Cancer
- What is being tested?
- EMD 525797 250 mg, EMD 525797 500 mg and EMD 525797 750 mg
- Type of treatment
- Injection or infusion
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 232 participants
- Where
- 62 sitesin 12 countries
- Study dates
- Oct 2009to Apr 2015
- Phase
- Phase 1/2
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
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
- Subjects with histologically confirmed kras wildtype (WT) colorectal carcinoma (CRC) with documented distant metastasis
- Prior oxaliplatin/fluoropyrimidine-containing regimen for the first-line treatment of metastatic disease
- Failed an oxaliplatin regimen for metastatic colorectal carcinoma (mCRC). Failure is defined as either progressive disease (PD) (clinical or radiologic) within 6 months of the last dose of any agent of an oxaliplatin-based regimen or intolerance to an oxaliplatin regimen. Intolerance to an oxaliplatin regimen is defined as discontinuation due to any of the following: severe allergic reaction, persistent severe neurotoxicity, or delayed recovery from toxicity preventing retreatment
- At least 1 radiographically documented measurable lesion in a previously non irradiated area according to Response Evaluation Criteria In Solid Tumors (RECIST, Version 1.0), i.e., this lesion must be adequately measurable in at least 1 dimension (longest diameter to be recorded) as greater than or equal to (>=) 2 centimeter (cm) by conventional techniques or >=1 cm by spiral computed tomography (CT) scan
- Eastern Cooperative Oncology Group (ECOG) performance status 0 or 1, or Karnofsky performance status (KPS) >= 80 percent (%)
- Absolute Neutrophil Count (ANC) >=1.5 x 10^9/Liter
Show all 13Show fewer
- Platelets >=100 x 10^9/Liter
- Hemoglobin >=9 gram per deciliter (g/dL) (without transfusions)
- Bilirubin less than or equal to (<=) 1.5 x upper limit normal (ULN)
- Aspartate transaminase (AST) <=5 x ULN and alanine transaminase (ALT) <=5 x ULN
- Serum creatinine <=1.25 x ULN and/or creatinine clearance >=50 milliliter per minute (mL/min)
- International Nationalized Ratio (INR), and partial thromboplastin time (PTT) within normal limits
- Sodium and potassium within normal limits or <=10% above or below (supplementation permitted)
Who cannot join
- Previous treatment with any inhibitor of Epidermal Growth Factor Receptor (EGFR)
- Known brain metastasis and/or leptomeningeal disease
- Radiotherapy (except localized radiotherapy for pain relief), major surgery, or any investigational drug in the 30 days before the start of trial treatment entry; planned major surgery during the trial
- Concurrent chronic systemic immune or hormone therapy not indicated in this trial protocol (except for physiologic replacement; steroids up to 10 mg of prednisone equivalent or topical and inhaled steroids are allowed)
- Clinically relevant coronary artery disease (New York Heart Association [NYHA] functional angina classification III/IV), congestive heart failure (NYHA III/IV), clinically relevant cardiomyopathy, history of myocardial infarction in the last 12 months, or high risk of uncontrolled arrhythmia
- Uncontrolled hypertension defined as systolic blood pressure >=160 millimeter of mercury (mmHg) and/or diastolic blood pressure >=100 mmHg under resting conditions
Show all 10Show fewer
- History of coagulation disorder associated with bleeding or recurrent thrombotic events
- History of recent peptic ulcer disease (endoscopically proven gastric, duodenal or esophageal ulcer) within 6 months of trial treatment start
- Chronic inflammatory bowel disease, or acute/chronic ileus
- Active infection (requiring i.v. antibiotics), including active tuberculosis, active or chronic Hepatitis B or C, or ongoing HIV infection
Trial locations and contacts
62 sites in 12 countries.
62 sites in 12 countries
Germany11 sites
Research Site
Dresden
Research Site
Essen
Research Site
Freiburg im Breisgau
Research Site
Hamburg
Research site
Hanover
Research Site
Heilbronn
Research Site
Landshut
Research Site
Leipzig
Research Site
Munich
Research Site
Recklinghausen
Research Site
Ulm
Spain8 sites
Research Site
Barcelona
Research Site
Elche
Research Site
Madrid
Research Site
Mallorca
Research Site
Santander
Research Site
Santiago de Compostela
Research Site
Terrassa
Research Site
Valencia
Czechia6 sites
Research Site
Brno
Research Site
Hořovice
Research Site
Kutná Hora
Research Site
Olomouc
Research Site
Pardubice
Research Site
Prague
Hungary6 sites
Research Site
Budapest
Research Site
Győr
Research Site
Kecskemét
Research Site
Miskolc
Research Site
Nyíregyháza
Research Site
Szolnok
Poland6 sites
Research Site
Elblag
Research Site
Gdansk
Research Site
Gliwice
Research Site
Lodz
Research Site
Rybnik
Research Site
Warsaw
Russia6 sites
Research
Arkhangelsk
Research Site
Moscow
Research Site
Novosibirsk
Research Site
Omsk
Research Site
Saint Petersburg
Research Site
Tomsk
United Kingdom6 sites
Research Site
Aberdeen
Research Site
Glasgow
Research Site
London
Research Site
Manchester
Research Site
Nottingham
Research Site
Sutton
Israel5 sites
Research Site
Haifa
Research Site
Jerusalem
Research Site
Ramat Gan
Research Site
Rehovot
Research Site
Tel Aviv
Belgium4 sites
Research Site
Brussels
Research Site
Edegem
Research Site
Ghent
Research Site
Leuven
About this study
Official title: An Open-label, Randomized, Controlled, Multicenter, Phase I/II Trial Investigating 2 EMD 525797 Doses in Combination With Cetuximab and Irinotecan Versus Cetuximab and Irinotecan Alone, as Second-line Treatment for Subjects With K-ras Wild Type Metastatic Colorectal Cancer (mCRC)
The purpose of this study is to assess the safety and clinical activity of the experimental drug EMD 525797 (study drug), a monoclonal antibody targeting alfa integrins, in combination with irinotecan and cetuximab in K-ras wildtype metastatic colorectal cancer patients.
- Conditions
- Metastatic Colorectal Cancer
- Being tested
- EMD 525797 250 mg, EMD 525797 500 mg, EMD 525797 750 mg, EMD 525797 1000 mg, Cetuximab
- Keywords
- EMD 525797, Cetuximab, Irinotecan, metastatic colorectal cancer
- Medical subject headings
- Colorectal Neoplasms
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
EMD 525797 250 mgDrug
EMD 525797 will be administered at a target dose of 250 mg as a 1-hour intravenous infusion for every 2 week until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .
EMD 525797 500 mgDrug
Safety part: EMD 525797 will be administered at a target dose of 500 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .
Randomized part: EMD 525797 will be administered at a target dose of 500 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.
EMD 525797 750 mgDrug
Also called Abituzumab
EMD 525797 will be administered at a target dose of 750 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .
EMD 525797 1000 mgDrug
Also called Abituzumab
Safety part: EMD 525797 will be administered at a target dose of 1000 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .
Randomized part: EMD 525797 will be administered at a target dose of 1000 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.
CetuximabDrug
Safety part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m^2 on Day 8 (Week 2) once weekly until DLT.
Randomized part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m^2 on Day 8 (Week 2) once weekly until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.
IrinotecanDrug
Safety part: Irinotecan will be administered at a dose of 180 mg/m^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .
Randomized part: Irinotecan will be administered at a dose of 180 mg/m^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.
| Study group | Role | What they receive |
|---|---|---|
| Safety part: EMD 525797 250 mg + Standard of Care (SoC) | Experimental | EMD 525797 250 mg in combination with cetuximab and irinotecan Receives: Drug: EMD 525797 250 mg; Drug: Cetuximab; Drug: Irinotecan |
| Safety part: EMD 525797 500 mg + SoC | Experimental | EMD 525797 500 mg in combination with cetuximab and irinotecan Receives: Drug: EMD 525797 500 mg; Drug: Cetuximab; Drug: Irinotecan |
| Safety part: EMD 525797 750 mg + SoC | Experimental | EMD 525797 750 mg in combination with cetuximab and irinotecan Receives: Drug: EMD 525797 750 mg; Drug: Cetuximab; Drug: Irinotecan |
| Safety part: EMD 525797 1000 mg + SoC | Experimental | EMD 525797 1000 mg in combination with cetuximab and irinotecan Receives: Drug: EMD 525797 1000 mg; Drug: Cetuximab; Drug: Irinotecan |
| Randomized part: EMD 525797 500 mg + SoC | Experimental | EMD 525797 500 mg in combination with cetuximab and irinotecan Receives: Drug: EMD 525797 500 mg; Drug: Cetuximab; Drug: Irinotecan |
| Randomized Part: EMD 525797 1000 mg + SoC | Experimental | EMD 525797 1000 mg (or dose as defined by safety monitoring committee (SMC)] in combination with cetuximab and irinotecan. Receives: Drug: EMD 525797 1000 mg; Drug: Cetuximab; Drug: Irinotecan |
| Randomized Part: SoC | Other | Cetuximab and irinotecan Receives: Drug: Cetuximab; Drug: Irinotecan |
What is being measured
The primary outcome is the main question the study is designed to answer.
Safety Part: Number of Subjects Experiencing DLTs (Dose Limiting Toxicity)
DLT was defined as any Grade 4 hematologic toxicity or Grade 3/4 non-hematologic toxicity assessed as related to trial treatment by the Investigator and/or Sponsor and confirmed by the safety monitoring committee (SMC) to be relevant to the combination treatment within the first cycle of therapy. Any Grade 3 or 4 non haematological toxicity, any Grade 4 hematological toxicity, treatment related deaths within the first 2 weeks of therapy. Toxicities excluded from DLT: alopecia, rash, nausea, vomiting and hypomagnesemia of Grade 3 or 4 severity, Grade 4 neutropenia or leukopenia lasting for =< 5 days and not associated with fever; Single laboratory values out of normal range without any clinical correlation and resolve within 7 days; Grade 3 or 4 diarrhoea without adequate supportive care. Adequate supportive care has been administered and Grade 4 diarrhea persists (investigator decision); isolated Grade 4 lymphocytopenia and thrombocytopenia without clinical correlation.
Measured: Time from the first dose of study drug up to 2 weeks
Randomized Part: Progression Free Survival (PFS)
PFS was defined as the time from the randomization date to first documented sign of objective radio-graphic disease progression (PD) as per Response Evaluation Criteria In Solid Tumors version 1. (RECIST 1.0) or death from any cause if reported within 12 weeks from the last tumor assessment. PD per RECIST v 1.0 was defined as at least 20% increase in the sum of the longest diameter of target lesions, taking as the reference the smallest sum of longest diameters recorded since treatment started, or unequivocal progression of existing non-target lesion or appearance of new lesions. Subjects who did not progress or died at the time of analyses, or subjects who died without previously radio-graphically documented PD and death was observed after more than 12 weeks of last tumor assessment without progression, these subjects were censored at their last tumor assessment date or date of randomization, whichever occurred last.
Measured: Time from randomization until progressive disease or death; assessed up to 18 months (i.e data cut-off date: 09 Oct 2013)
Secondary outcomes (4)
Overall Survival (OS) Time
OS was defined as the time from the date of randomization to the date of death from any cause. For subjects who were still alive at the analysis cut off date or lost to follow up, survival was censored at the last recorded date the subject was known to be alive or at the analysis cut off date, whichever occurred first.
Measured: Time from randomization until death assessed up to 18 months (i.e data cut-off date: 09 Oct 2013)
Time to Progression (TTP)
TTP was defined as the time from the date of randomization to the date of objective radiographic disease progression (PD). PD per RECIST v 1.0 was defined as at least 20% increase in the sum of the longest diameter of target lesions, taking as the reference the smallest sum of longest diameters recorded since treatment started, or unequivocal progression of existing non-target lesion or appearance of new lesions. For subjects who did not progress or who were without any post baseline tumor assessment, TTP was censored at their last tumor assessment date, or at the randomization date, whichever occurred last.
Measured: Time from randomization until disease progression assessed up to 18 months (i.e data cut-off date: 09 Oct 2013)
Number of Subjects With Tumor Response
Tumor response was defined as the presence of at least 1 confirmed complete response (CR) or confirmed partial response (PR) as judged by RECIST version 1.0. CR was defined for target lesions (TLs) as the disappearance of all lesions, and for non-target lesions (NTLs) as the disappearance of all non-target non-measurable lesions and/or normalization of serum levels of tumor markers. PR was defined for TLs as at least a 30 percent (%) decrease from baseline (BL) in the sum of longest diameter (SLD) of TLs.
Measured: Time from randomization up to 18 months (i.e data cut-off date: 09 Oct 2013)
Time to Treatment Failure (TTF)
TTF was defined as the time from randomization to treatment discontinuation for any reason. For subjects on drug at the analysis cut off date or lost to follow up, TTF was censored at the trial discontinuation date or at the analysis cut off date, whichever occurred first.
Measured: Time from randomization until discontinuation assessed up to 18 months (i.e data cut-off date: 09 Oct 2013)
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted5 Nov 2009 (estimated)
- Study startOct 2009
- Primary completionApr 2015
- Study completionApr 2015
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Publications (1)Papers the sponsor has linked to this study.
- Other trials for Metastatic Colorectal CancerStudies of the same condition, open and under way.
- 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 1/2
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Enrolment
- 232 participants (actual)
Sponsor and investigators
- Lead sponsor
- Merck KGaA, Darmstadt, Germany
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
- Investigators
- Medical Responsible, Study director, Merck KGaA, Darmstadt, GermanyProf. Josep Tabernero, Principal investigator, HU Vall d' Hebron, Servei d'oncologia. E difici General
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT01008475
- Sponsor's protocol ID
- EMR62242-004
- Acronym
- POSEIDON
- Status last verified
- Feb 2016
- First submitted
- 19 Oct 2009
- Last updated
- 30 Mar 2016
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- No
Publications
Elez E, Kocakova I, Hohler T, Martens UM, Bokemeyer C, Van Cutsem E, Melichar B, Smakal M, Csoszi T, Topuzov E, Orlova R, Tjulandin S, Rivera F, Straub J, Bruns R, Quaratino S, Tabernero J. Abituzumab combined with cetuximab plus irinotecan versus cetuximab plus irinotecan alone for patients with KRAS wild-type metastatic colorectal cancer: the randomised phase I/II POSEIDON trial. Ann Oncol. 2015 Jan;26(1):132-140. doi: 10.1093/annonc/mdu474. Epub 2014 Oct 15.
PubMed 25319061
Study at a glance
From the registry record, last updated by the sponsor on 30 Mar 2016. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- An Open-label, Randomized, Controlled, Multicenter, Phase I/II Trial Investigating 2 EMD 525797 Doses in Combination With Cetuximab and Irinotecan Versus Cetuximab and Irinotecan Alone, as Second-line Treatment for Subjects With K-ras Wild Type Metastatic Colorectal Cancer (mCRC)
- ClinicalTrials.gov ID
- NCT01008475
- Acronym / sponsor ID
- POSEIDON / EMR62242-004
- Conditions
- Metastatic Colorectal Cancer
- Keywords
- EMD 525797, Cetuximab, Irinotecan, metastatic colorectal cancer
- Phase
- Phase 1/2
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 232 participants (actual)
- Lead sponsor
- Merck KGaA, Darmstadt, GermanyIndustry (pharma, biotech, devices)
- Study start
- Oct 2009
- Primary completion
- Apr 2015 (actual)
- Study completion
- Apr 2015 (actual)
- First posted
- 5 Nov 2009 (estimated)
- Results
- Posted 30 Mar 2016
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The purpose of this study is to assess the safety and clinical activity of the experimental drug EMD 525797 (study drug), a monoclonal antibody targeting alfa integrins, in combination with irinotecan and cetuximab in K-ras wildtype metastatic colorectal cancer patients.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Number of arms
- 7
| Arm | Type | Receives |
|---|---|---|
| Safety part: EMD 525797 250 mg + Standard of Care (SoC) | Experimental | Drug: EMD 525797 250 mg, Drug: Cetuximab, Drug: IrinotecanEMD 525797 250 mg in combination with cetuximab and irinotecan |
| Safety part: EMD 525797 500 mg + SoC | Experimental | Drug: EMD 525797 500 mg, Drug: Cetuximab, Drug: IrinotecanEMD 525797 500 mg in combination with cetuximab and irinotecan |
| Safety part: EMD 525797 750 mg + SoC | Experimental | Drug: EMD 525797 750 mg, Drug: Cetuximab, Drug: IrinotecanEMD 525797 750 mg in combination with cetuximab and irinotecan |
| Safety part: EMD 525797 1000 mg + SoC | Experimental | Drug: EMD 525797 1000 mg, Drug: Cetuximab, Drug: IrinotecanEMD 525797 1000 mg in combination with cetuximab and irinotecan |
| Randomized part: EMD 525797 500 mg + SoC | Experimental | Drug: EMD 525797 500 mg, Drug: Cetuximab, Drug: IrinotecanEMD 525797 500 mg in combination with cetuximab and irinotecan |
| Randomized Part: EMD 525797 1000 mg + SoC | Experimental | Drug: EMD 525797 1000 mg, Drug: Cetuximab, Drug: IrinotecanEMD 525797 1000 mg (or dose as defined by safety monitoring committee (SMC)] in combination with cetuximab and irinotecan. |
| Randomized Part: SoC | Other | Drug: Cetuximab, Drug: IrinotecanCetuximab and irinotecan |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (13 listed)
- Subjects with histologically confirmed kras wildtype (WT) colorectal carcinoma (CRC) with documented distant metastasis
- Prior oxaliplatin/fluoropyrimidine-containing regimen for the first-line treatment of metastatic disease
- Failed an oxaliplatin regimen for metastatic colorectal carcinoma (mCRC). Failure is defined as either progressive disease (PD) (clinical or radiologic) within 6 months of the last dose of any agent of an oxaliplatin-based regimen or intolerance to an oxaliplatin regimen. Intolerance to an oxaliplatin regimen is defined as discontinuation due to any of the following: severe allergic reaction, persistent severe neurotoxicity, or delayed recovery from toxicity preventing retreatment
- At least 1 radiographically documented measurable lesion in a previously non irradiated area according to Response Evaluation Criteria In Solid Tumors (RECIST, Version 1.0), i.e., this lesion must be adequately measurable in at least 1 dimension (longest diameter to be recorded) as greater than or equal to (>=) 2 centimeter (cm) by conventional techniques or >=1 cm by spiral computed tomography (CT) scan
- Eastern Cooperative Oncology Group (ECOG) performance status 0 or 1, or Karnofsky performance status (KPS) >= 80 percent (%)
Key exclusion criteria (10 listed)
- Previous treatment with any inhibitor of Epidermal Growth Factor Receptor (EGFR)
- Known brain metastasis and/or leptomeningeal disease
- Radiotherapy (except localized radiotherapy for pain relief), major surgery, or any investigational drug in the 30 days before the start of trial treatment entry; planned major surgery during the trial
- Concurrent chronic systemic immune or hormone therapy not indicated in this trial protocol (except for physiologic replacement; steroids up to 10 mg of prednisone equivalent or topical and inhaled steroids are allowed)
- Clinically relevant coronary artery disease (New York Heart Association [NYHA] functional angina classification III/IV), congestive heart failure (NYHA III/IV), clinically relevant cardiomyopathy, history of myocardial infarction in the last 12 months, or high risk of uncontrolled arrhythmia
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 |
|---|---|---|
| EMD 525797 250 mgEMD 525797 will be administered at a target dose of 250 mg as a 1-hour intravenous infusion for every 2 week until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent . | Drug | Safety part: EMD 525797 250 mg + Standard of Care (SoC) |
| EMD 525797 500 mgSafety part: EMD 525797 will be administered at a target dose of 500 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent . Randomized part: EMD 525797 will be administered at a target dose of 500 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent. | Drug | Randomized part: EMD 525797 500 mg + SoC, Safety part: EMD 525797 500 mg + SoC |
| EMD 525797 750 mgAlso: AbituzumabEMD 525797 will be administered at a target dose of 750 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent . | Drug | Safety part: EMD 525797 750 mg + SoC |
| EMD 525797 1000 mgAlso: AbituzumabSafety part: EMD 525797 will be administered at a target dose of 1000 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent . Randomized part: EMD 525797 will be administered at a target dose of 1000 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent. | Drug | Randomized Part: EMD 525797 1000 mg + SoC, Safety part: EMD 525797 1000 mg + SoC |
| CetuximabSafety part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m^2 on Day 8 (Week 2) once weekly until DLT. Randomized part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m^2 on Day 8 (Week 2) once weekly until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent. | Drug | Randomized Part: EMD 525797 1000 mg + SoC, Randomized Part: SoC, Randomized part: EMD 525797 500 mg + SoC, Safety part: EMD 525797 1000 mg + SoC, Safety part: EMD 525797 250 mg + Standard of Care (SoC), Safety part: EMD 525797 500 mg + SoC, Safety part: EMD 525797 750 mg + SoC |
| IrinotecanSafety part: Irinotecan will be administered at a dose of 180 mg/m^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent . Randomized part: Irinotecan will be administered at a dose of 180 mg/m^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent. | Drug | Randomized Part: EMD 525797 1000 mg + SoC, Randomized Part: SoC, Randomized part: EMD 525797 500 mg + SoC, Safety part: EMD 525797 1000 mg + SoC, Safety part: EMD 525797 250 mg + Standard of Care (SoC), Safety part: EMD 525797 500 mg + SoC, Safety part: EMD 525797 750 mg + SoC |
Primary outcome
Safety Part: Number of Subjects Experiencing DLTs (Dose Limiting Toxicity)
Time frame: Time from the first dose of study drug up to 2 weeks
DLT was defined as any Grade 4 hematologic toxicity or Grade 3/4 non-hematologic toxicity assessed as related to trial treatment by the Investigator and/or Sponsor and confirmed by the safety monitoring committee (SMC) to be relevant to the combination treatment within the first cycle of therapy. Any Grade 3 or 4 non haematological toxicity, any Grade 4 hematological toxicity, treatment related deaths within the first 2 weeks of therapy. Toxicities excluded from DLT: alopecia, rash, nausea, vomiting and hypomagnesemia of Grade 3 or 4 severity, Grade 4 neutropenia or leukopenia lasting for =< 5 days and not associated with fever; Single laboratory values out of normal range without any clinical correlation and resolve within 7 days; Grade 3 or 4 diarrhoea without adequate supportive care. Adequate supportive care has been administered and Grade 4 diarrhea persists (investigator decision); isolated Grade 4 lymphocytopenia and thrombocytopenia without clinical correlation.
Randomized Part: Progression Free Survival (PFS)
Time frame: Time from randomization until progressive disease or death; assessed up to 18 months (i.e data cut-off date: 09 Oct 2013)
PFS was defined as the time from the randomization date to first documented sign of objective radio-graphic disease progression (PD) as per Response Evaluation Criteria In Solid Tumors version 1. (RECIST 1.0) or death from any cause if reported within 12 weeks from the last tumor assessment. PD per RECIST v 1.0 was defined as at least 20% increase in the sum of the longest diameter of target lesions, taking as the reference the smallest sum of longest diameters recorded since treatment started, or unequivocal progression of existing non-target lesion or appearance of new lesions. Subjects who did not progress or died at the time of analyses, or subjects who died without previously radio-graphically documented PD and death was observed after more than 12 weeks of last tumor assessment without progression, these subjects were censored at their last tumor assessment date or date of randomization, whichever occurred last.
4 secondary outcomes
Overall Survival (OS) Time
Time frame: Time from randomization until death assessed up to 18 months (i.e data cut-off date: 09 Oct 2013)
Time to Progression (TTP)
Time frame: Time from randomization until disease progression assessed up to 18 months (i.e data cut-off date: 09 Oct 2013)
Number of Subjects With Tumor Response
Time frame: Time from randomization up to 18 months (i.e data cut-off date: 09 Oct 2013)
Time to Treatment Failure (TTF)
Time frame: Time from randomization until discontinuation assessed up to 18 months (i.e data cut-off date: 09 Oct 2013)
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 30 Mar 2016.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Derived from this study: PubMed 25319061Elez E, Kocakova I, Hohler T, Martens UM, Bokemeyer C, Van Cutsem E, Melichar B, Smakal M, Csoszi T, Topuzov E, Orlova R, Tjulandin S, Rivera F, Straub J, Bruns R, Quaratino S, Tabernero J. Abituzumab combined with cetuximab plus irinotecan versus cetuximab plus irinotecan alone for patients with KRAS wild-type metastatic colorectal cancer: the randomised phase I/II POSEIDON trial. Ann Oncol. 2015 Jan;26(1):132-140. doi: 10.1093/annonc/mdu474. Epub 2014 Oct 15.
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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.
Medical Responsible study director
Merck KGaA, Darmstadt, Germany
Prof. Josep Tabernero principal investigator
HU Vall d' Hebron, Servei d'oncologia. E difici General
62 sites in 12 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 1/2 study testing EMD 525797 250 mg, EMD 525797 500 mg and EMD 525797 750 mg in people with Metastatic Colorectal Cancer, run by Merck KGaA, Darmstadt, Germany at 62 sites in 12 countries.
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 13 inclusion and 10 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 Mar 2016. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 62 sites in Germany, Spain, Czechia, Hungary, Poland and 7 more countries. 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 combined 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.
Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 30 Mar 2016). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
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?
Safety Part: Number of Subjects Experiencing DLTs (Dose Limiting Toxicity) (time frame: Time from the first dose of study drug up to 2 weeks). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT01008475, which also lists 1 linked publication.
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 Mar 2016.