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Metastatic Colorectal CancerNCT04831528

Decision-making of ctDNA in Patients With mCRC After Failure of First-line Treatment Containing Cetuximab - a Single-center, Phase II Clinical Study

An observational study of Metastatic Colorectal Cancer, run by Fudan University.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

This study aimis at detecting the genomic changes of ctDNA in patients of RAS and BRAF wild-type mCRC, who failed after first line treatment containing cetuximab. According to the results of ctDNA detection, individualized second-line targeted therapy strategies were developed to explore the disease control rate and… 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?
Cetuximab Ab; Bevacizumab; Vermofenib + cetuximab;Trastuzumab+lapatinib or trastuzumab+pertuzumab; others
How many people
100 participants
Where
No sites listed yet
Study dates
10 Apr 2021to 30 Jun 2026
Phase
Observational
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

Study population: Patients who met the entry criteria, failed after receiving first-line treatment containing cetuximab, and were judged to have progressive disease (PD) by imaging evaluation were eligible for inclusion.

Who may be able to join

  • Age ≥18, gender unlimited;
  • Proven histologically by colorectal adenocarcinoma, local lesions can not be radical resection or metastatic colorectal cancer;
  • Patients with RAS and BRAF wild-type tissue genetic testing, receiving first-line treatment containing cetuximab, and radiographic evaluation of disease progression;
  • Eastern Cooperative Oncology Group (ECOG) physical condition score (PS) 0 ~ 2;
  • Expected survival of more than 3 months;
  • Within 7 days before screening (including 7 days), laboratory test data requirements were as follows: neutrophil count ≥1.5×109/L, platelet count ≥100×109/L, hemoglobin ≥90g/L (no blood transfusion within 14 days), serum total bilirubin ≤1.25 times the upper normal limit (ULN);ALT and AST≤ 2.5 x ULN (≤5x ULN in patients with liver metastasis);Serum creatinine ≤1.0 x ULN and creatinine clearance rate ≥60 mL /min;Left ventricular ejection fraction in ultrasound examination \>55%;
  • At least one measurable lesion (RECIST 1.1 criteria);
  • Subjects (or their legal representative/guardian) must sign the informed consent indicating that they understand the purpose of the study, understand the necessary procedures of the study, and are willing to participate in the study.

Who cannot join

  • Those who have one or more of the following will not be included in the study:
  • Have received any experimental drugs or anti-tumor drugs within 4 weeks before enrollment;
  • A history of other tumors in the past five years, except for cervix cancer or basal cell carcinoma of the skin that has been cured;
  • Patients with obvious intracranial hypertension or neuropsychiatric symptoms due to uncontrolled primary brain tumor or central nerve metastatic tumor
  • Pregnant or lactating women;Those who are fertile but do not take adequate contraceptive measures;
  • Alcoholism or drug addiction;
Show all 11Show fewer
  • with pleural effusion or ascites, causing respiratory syndrome (≥CTCAE2 grade dyspnea), requiring local treatment;
  • Patients with the following serious or uncontrolled diseases: severe heart disease, unstable condition after treatment, myocardial infarction, congestive heart failure, unstable angina pectoris, pericardial effusion with obvious symptoms or unstable arrhythmia within 6 months before enrollment;Definite neuropathy or psychosis, including dementia or seizures;Severe or uncontrolled infections;Patients with active and disseminated intravascular coagulation and significant bleeding tendency
  • known hypersensitivity or anaphylaxis to any component of the study drug to be applied.
  • The function of important organs is obviously impaired
  • Other circumstances under which the investigator considers that the patient should not participate in the study

Trial locations and contacts

No sites are listed yet.

Zhiyu Chen, Professor contact

021-64175590

chanhj75@aliyun.com

About this study

Official title: The Role of Circulating Tumor DNA in Decision-making of Patients With Metastatic Colorectal Cancer After Failure of First-line Treatment Containing Cetuximab - a Single-center, Phase II Clinical Study

This study aimis at detecting the genomic changes of ctDNA in patients of RAS and BRAF wild-type mCRC, who failed after first line treatment containing cetuximab. According to the results of ctDNA detection, individualized second-line targeted therapy strategies were developed to explore the disease control rate and prognostic significance of ctDNA-guided treatment for metastatic colorectal cancer.

Being tested
Cetuximab Ab; Bevacizumab; Vermofenib + cetuximab;Trastuzumab+lapatinib or trastuzumab+pertuzumab; others
Medical subject headings
Colorectal Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Cetuximab Ab; Bevacizumab; Vermofenib + cetuximab;Trastuzumab+lapatinib or trastuzumab+pertuzumab; othersDrug

    After PD, patients received ctDNA testing, and different research protocols were selected according to different gene states of ctDNA, as follows: 1.No secondary changes related to drug resistance were found. Cetuximab cross-line + second-line chemotherapy (FOLFOX/FOLFIRI/ Irinotecan monotherapy, etc.) was used.2. If there is a RAS secondary mutation, change of beacizumab bead sheet resistance + second-line chemotherapy (FOLFOX/XELOX/stand for kang single-agent FOLFIRI mXEIRI/Iraq, etc.);3. If BRAF secondary mutation occurs, replace it with vimofenib + cetuximab + irinotecan;4. If HER2 amplification occurs, replace it with trastuzumab + lapatinib or trastuzumab + pertuzumab;5. In case of other secondary mutations, bevacizumab plus second-line chemotherapy should be replaced.

Study groups in NCT04831528
Study groupRoleWhat they receive
No secondary changes of drug resistanceNot described
Receives: Drug: Cetuximab Ab; Bevacizumab; Vermofenib + cetuximab;Trastuzumab+lapatinib or trastuzumab+pertuzumab; others
Secondary mutations of RASNot described
Receives: Drug: Cetuximab Ab; Bevacizumab; Vermofenib + cetuximab;Trastuzumab+lapatinib or trastuzumab+pertuzumab; others
Secondary mutation of BRAFNot described
Receives: Drug: Cetuximab Ab; Bevacizumab; Vermofenib + cetuximab;Trastuzumab+lapatinib or trastuzumab+pertuzumab; others
HER2 amplificationNot described
Receives: Drug: Cetuximab Ab; Bevacizumab; Vermofenib + cetuximab;Trastuzumab+lapatinib or trastuzumab+pertuzumab; others
Other secondary mutationsNot described
Receives: Drug: Cetuximab Ab; Bevacizumab; Vermofenib + cetuximab;Trastuzumab+lapatinib or trastuzumab+pertuzumab; others

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Objective response rate

    The percentage of patients whose tumors shrink by a certain amount and remain so for a certain amount of time, including patients with CR and PR.Objective tumor response was assessed using the Response Assessment Criterion for Solid Tumors (RECIST 1.1).

    Measured: April 10,2021-June 30,2021

Secondary outcomes (4)
  1. overall survival

    Time from enrollment to death from any cause.Lost visitors to the last follow-up time.

    Measured: April 10,2021-June 30,2021

  2. progress free survival

    Patients were randomized to solstice for any recorded time of tumor progression or death from any cause.

    Measured: April 10,2021-June 30,2021

  3. Safety and tolerability

    NCI -- CTC AE 4.0 will be used to evaluate the clinical safety of the treatment in the study.The incidence of adverse events in the subjects should be assessed at each clinical visit.

    Measured: April 10,2021-June 30,2021

  4. duration of response

    This is the time between the first assessment of a tumor as CR or PR and the first assessment as PD or death from any cause.

    Measured: April 10,2021-June 30,2021

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted5 Apr 2021
  2. Study start10 Apr 2021 (estimated)
  3. Primary completion30 Jun 2025 (estimated)
  4. Study completion30 Jun 2026 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
100 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04831528
Sponsor's protocol ID
FDZL-ctDNA
Status last verified
Apr 2021
First submitted
2 Apr 2021
Last updated
5 Apr 2021
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

An observational study of Metastatic Colorectal Cancer, run by Fudan University.

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 8 inclusion and 11 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: status not confirmed, as of the sponsor's last update on 5 Apr 2021. Status can change between updates, so confirm with the study contact before making plans.

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.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

Contact Zhiyu Chen, Professor (021-64175590, chanhj75@aliyun.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Objective response rate (time frame: April 10,2021-June 30,2021). 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 5 Apr 2021.

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