Status:

RECRUITING

Preoperative FOLFOX Versus Postoperative Risk-adapted Chemotherapy in Patients With Locally Advanced Rectal Cancer

Lead Sponsor:

Ralf Hofheinz

Collaborating Sponsors:

Deutsche Krebshilfe e.V., Bonn (Germany)

Institut für Klinische Krebsforschung IKF GmbH at Krankenhaus Nordwest

Conditions:

Rectal Cancer

Eligibility:

All Genders

18+ years

Phase:

PHASE3

Brief Summary

This is a multicenter, prospective, randomized, stratified, controlled, open-label study comparing preoperative FOLFOX versus postoperative risk-adapted chemotherapy in patients with locally advanced ...

Detailed Description

Patients with locally advanced rectal cancer are generally treated with preoperative 5-FU- or capecitabine-based chemo-radiotherapy (CRT) and total mesorectal excision (TME) surgery in order to decrea...

Eligibility Criteria

Inclusion

  • Male and female patients with histologically confirmed diagnosis of rectal adenocarcinoma localised 0 - 16 cm from the anocutaneous line as measured by rigid rectoscopy (i.e. lower, middle and upper third of the rectum), depending on MRI-defined inclusion criteria (see below).
  • Staging requirements: High-resolution magnetic resonance imaging (MRI) of the pelvis is the mandatory local staging procedure.
  • Transrectal endoscopic ultrasound (EUS) is used to help discriminate between T1/2 and early T3 tumors.
  • MRI-defined inclusion criteria:
  • Lower third (0-6 cm): cT1/2 with clear cN+ based on MRI-criteria (see SOP in chapter 13.3 of the appendix), provided CRM- and EMVI- (defined as MRI-EMVI score 0-3; see SOP in chapter 13.3 of the appendix)
  • Middle third (≥ 6-12 cm): cT1/2 with clear cN+ provided CRM- and EMVI-; cT3a/b, i.e. evidence of extramural tumor spread into the mesorectal fat of ≤ 5 mm provided N-, CRM-, and EMVI-
  • Upper third (≥ 12-16 cm): cT1/2 with clear cN+ provided CRM- and EMVI-; any cT3-4 irrespective of nodal status.
  • Spiral-CT of the abdomen and chest to exclude distant metastases.
  • Aged at least 18 years. No upper age limit.
  • WHO/ECOG Performance Status ≤1.
  • Adequate haematological, hepatic, renal and metabolic function parameters:
  • Leukocytes ≥ 3.000/mm³, ANC ≥ 2.000/mm³, platelets ≥ 100.000/mm³, Hb \> 9 g/dl
  • Serum creatinine ≤ 1.5 x upper limit of normal
  • Bilirubin ≤ 2.0 mg/dl, SGOT-SGPT, and AP ≤ 3 x upper limit of normal.
  • QTc interval (Bazett\*\*) ≤ 440 ms
  • Informed consent of the patient.
  • "\*\*" Formula for QTc interval calculation (Bazett): QTc= ((QT) ̅" (ms)" )/√(RR (sec))= ((QT) ̅" (ms)" )/√(60/(frequency (1/min)))

Exclusion

  • Distant metastases (to be excluded by CT scan of the thorax and abdomen).
  • Prior antineoplastic therapy for rectal cancer.
  • Prior radiotherapy of the pelvic region.
  • Major surgery within the last 4 weeks prior to inclusion.
  • Subject pregnant or breast feeding, or planning to become pregnant within 6 months after the end of treatment.
  • Subject (male or female) is not willing to use highly effective\*\*\* methods of contraception during treatment and for 6 months (male or female) after the end of treatment Male patients treated with Oxaliplatin should take legal advice concerning sperm conservation before start of therapy and should additionally use a condom during treatment period. Their female partner of childbearing potential should also use an appropriate contraceptive measure.
  • On-treatment participation in a clinical study in the period 30 days prior to inclusion.
  • Previous or current drug abuse.
  • Other concomitant antineoplastic therapy.
  • Serious concurrent diseases, including neurologic or psychiatric disorders (incl. dementia and uncontrolled seizures), active, uncontrolled infections, active, disseminated coagulation disorder.
  • Clinically significant cardiovascular disease in (incl. myocardial infarction, unstable angina, symptomatic congestive heart failure, serious uncontrolled cardiac arrhythmia) ≤ 6 months before enrolment.
  • Chronic diarrhea (\> grade 1 according NCI CTCAE).
  • Prior or concurrent malignancy ≤ 3 years prior to enrolment in study (Exception: non-melanoma skin cancer or cervical carcinoma FIGO stage 0-1), if the patient is continuously disease-free.
  • Known allergic reactions or hypersensitivity on study medication or to any of the other excipients.
  • Evidence of peripheral sensory neuropathy \> grade 1 according to CTCAE version 5.0 (see appendix).
  • Severe kidney dysfunction (creatinine clearance \< 30 ml/min).
  • Recent or concurrent treatment with brivudine.
  • Pernicious or other megaloblastic anaemia caused by vitamin B12 deficiency.
  • Known dihydropyrimidine dehydrogenase deficiency.
  • Psychological, familial, sociological or geographical condition potentially hampering compliance with the study protocol and follow-up schedule (these conditions should be discussed with the patient before registration in the trial).
  • "\*\*\*"highly effective (i.e. failure rate of \<1% per year when used consistently and correctly) methods: intravaginal and transdermal combined (estrogen and progestogen containing) hormonal contraception; injectable and implantable progestogen-only hormonal contraception; intrauterine device (IUD); intrauterine hormone-releasing system (IUS); bilateral tubal occlusion; vasectomized partner; sexual abstinence (complete abstinence is defined as refraining from heterosexual intercourse during the entire period of risk associated with the study treatments).

Key Trial Info

Start Date :

September 30 2020

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

August 1 2030

Estimated Enrollment :

818 Patients enrolled

Trial Details

Trial ID

NCT04495088

Start Date

September 30 2020

End Date

August 1 2030

Last Update

November 18 2023

Active Locations (1)

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Unversity Hospital Mannheim

Mannheim, Germany, 68167