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Randomized Phase II Study to Explore the Influence of BRAF and PIK3K Status on the Efficacy of FOLFIRI Plus Bevacizumab or Cetuximab, as First Line Therapy of Patients With KRAS Wild-type Metastatic Colorectal Carcinoma and < 3 Circulating Tumor Cells


Phase 2
18 Years
70 Years
Open (Enrolling)
Both
Colorectal Cancer Metastatic

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Trial Information

Randomized Phase II Study to Explore the Influence of BRAF and PIK3K Status on the Efficacy of FOLFIRI Plus Bevacizumab or Cetuximab, as First Line Therapy of Patients With KRAS Wild-type Metastatic Colorectal Carcinoma and < 3 Circulating Tumor Cells


Inclusion Criteria:



1. Patient's Informed consent in written.

2. Age between 18-70 years old.

3. ECOG 0-1.

4. Life expectancy of at least 3 months.

5. Histological confirmation of adenocarcinoma of the colon or rectum.

6. Sample of tumour tissue available for evaluation of genes KRAS, BRAF and PI3K. To be
included in the study patients should present < 3 CTC in peripheral blood and KRAS
wild-type present in the sample of tumor tissue.

7. Measurable metastatic stage IV disease with at least 1 measurable metastatic lesion
following RECIST criteria v 1.1 (non suitable for radical surgery at the inclusion
time).

8. Prior radiotherapy is allowed but must be completed at least 4 weeks before
randomization (if applicable).

9. Adequate bone marrow, liver and renal function.

10. Women of childbearing potential must have a negative serum or urine pregnancy test.
Postmenopausal women must have been amenorrheic for at least 12 months.Both men and
women participating in this study must use adequate contraception.

11. Subject must have the ability, in the opinion of the investigator, to comply with all
the study procedures and follow-up examinations.

Exclusion Criteria:

1. Previous chemotherapy for metastatic disease.

2. Prior treatment with Bevacizumab, or EGFR inhibitors

3. Any anticancer treatment (chemotherapy, hormonal treatment, radiation treatment,
surgery , immunotherapy, biologic therapy or tumour embolization) within 4 weeks
before randomization.

4. Use of any investigational drug within 4 weeks before start the treatment.

5. Clinical or radiographic evidence of brain metastasis.

6. Uncontrolled hypertension (systolic blood pressure >150 mmHg and/or diastolic blood
pressure >100 mmHg on repeated measurement) despite optimal medical management.

7. Previous history of hypertensive encephalopathy or hypertensive crises.

8. Current or history of peripheral neuropathy > or equal to 1 NCICTCAE.

9. Patients classified as fragile according to criteria listed in the protocol.

10. Significant cardiovascular disease (e.g. AVC, myocardial infarction, within 6 months
before randomization). Unstable angina, congestive heart failure New York Heart
Association (NYHA) ≥ class II, arrhythmia that requires treatment within 3 months
before randomization.

11. Significant vascular disease (e.g. aortic aneurism requiring surgical intervention,
pulmonary embolic, peripheral arterial thrombosis) within 6 months before
randomization.

12. Previous history of significant haemorrhage /severe, within 1 month before
randomization.

13. Major surgery, open surgical biopsy or significant traumatic injury within 4 weeks
before randomization.

14. Large bore needle biopsy of a major organ within 14 days before randomization.
Placement of central venous access port > or equal to 7 days before randomization is
permitted.

15. Evidence or history of bleeding diathesis or coagulopathy.

16. INR >1.5 within 14 days prior to starting study treatment. EXEMPTION: patients on
full anticoagulation must have an in-range INR[usually between 2-3]. Any
anticoagulation therapy must be at stable dosing prior to enrolment.

17. History of previous abdominal fistula or gastrointestinal perforation within 6 months
before randomization.

18. Serious non-healing wound, ulcer or bone fracture.

19. Acute or sub-acute of intestinal occlusion or history of intestinal inflammatory
disease.

20. History of uncontrolled convulsive crises.

21. History of pulmonary fibrosis, acute lung disease or interstitial pneumonia.

22. Chronic, actual o recent use (10 days prior first drug administration) of
acetylsalicylic acic (aspirin) > 325 mg/day or clopidogrel (75mg/day) or other
treatments that can cause gastrointestinal ulcer (low-dose aspirin is permitted < or
equal to 325 mg/day).

23. Urinary protein excretion > or equal to 2+ (dipstick). If > or equal 2 g proteinuria
is detected with dipstick, a 24-hour period urine test will be performed and the
result should be < or equal to 1 g/24 hours to permit the inclusion of the patient in
the clinical trial

24. Known human immunodeficiency virus infection or chronic hepatitis B or C infection or
other uncontrolled, severe concurrent infection .

25. Current infection > or equal to Grade 2 (NCI-CTCAE).

26. Any previous or concurrent cancer different to colorectal carcinoma within 5 years
before to start the treatment. Subjects with successfully treated, non-invasive
cancers, including cervical cancer in situ, basal cell carcinoma will be allowed to
participate in the clinical trial. Or those cancer treated with curative intention
without disease evidence in the last 5 years at least

27. Known or suspected allergy or hypersensitivity to any component of bevacizumab,
cetuximab, irinotecan, or 5-FU/LV.

28. Any medical, psychological, or social condition that may interfere with the subject's
participation in the study or evaluation of the study results.

29. Any psychological, familial or geographic situation that interferes in the adequate
follow-up and adherence to the study protocol.

30. Women who are pregnant or breast-feeding.

Type of Study:

Interventional

Study Design:

Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Open Label, Primary Purpose: Treatment

Outcome Measure:

progression free survival (PFS)

Outcome Time Frame:

5 years

Safety Issue:

No

Principal Investigator

Eduardo Díaz-Rubio, MD-PhD

Investigator Role:

Study Chair

Investigator Affiliation:

Hospital Clínico San Carlos

Authority:

Spain: Ministry of Health

Study ID:

TTD-12-02

NCT ID:

NCT01640444

Start Date:

July 2012

Completion Date:

June 2017

Related Keywords:

  • Colorectal Cancer Metastatic
  • colorectal carcinoma
  • BRAF and PIK3K
  • FOLFIRI -Bevacizumab -Cetuximab
  • circulating tumor cells
  • Carcinoma
  • Colorectal Neoplasms
  • Neoplastic Cells, Circulating
  • Neoplasms
  • Neoplasms, Second Primary

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