- ICH GCP
- Registre américain des essais cliniques
- Essai clinique NCT01579591
VSL#3 Versus Placebo in Increasing the Pathological Major Response Rate in Patients With Rectal Cancer
A Phase III, Randomized, Double-Blind Placebo Controlled Study of the Probiotic Preparation VSL#3® Versus Placebo in Increasing the Pathological Major Response Rate in Patients Receiving Concurrent Chemotherapy and Pelvic Radiation Therapy
Aperçu de l'étude
Type d'étude
Inscription (Anticipé)
Phase
- Phase 3
Contacts et emplacements
Lieux d'étude
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Rome, Italie, 00168
- Recrutement
- Catholic University of Sacred Heart- Rome-
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Critères de participation
Critère d'éligibilité
Âges éligibles pour étudier
Accepte les volontaires sains
Sexes éligibles pour l'étude
La description
Inclusion Criteria:
- Age > 18 years
- Ability to sign informed consent and understand the nature of a placebo- controlled trial.
- Ability to complete questionnaire(s) by themselves or with assistance.
- Life expectancy ≥ 6 months.
- Current diagnosis of cancer that supports the use of continuous definitive or adjuvant external-beam RT to the pelvis to a minimum dose of 4500 cGy delivered with conventional multi-field photon radiotherapy, 3-D conformal photon radiotherapy or intensity modulated photon therapy.
- Will receive concurrent administration of chemotherapy (5-FU, capecitabine, cisplatin, oxaliplatin, carboplatin, and/or mitomycin) during pelvic RT
- The following laboratory values obtained > 28 days prior to registration:
Hemoglobin > 10.0 g/dL WBC > 3,500 Absolute neutrophil count > 1,500 Platelets > 100,000
- ECOG Performance Status (PS) of 0, 1 or 2
- Willing to abstain from ingestion of yogurt products and/or any product containing probiotics during study drug treatment.
Exclusion Criteria:
- Current or prior metastases beyond regional lymph nodes.
- Undergone abdominal-perineal resection, Hartmann procedure, or other surgical procedure leaving the patient without a functioning rectum.
- Known allergy to a probiotic preparation.
Any history of inflammatory bowel disease.
-> grade 3 diarrhea, rectal bleeding, abdominal cramping, or incontinence of stool, ≤7 days prior to registration.
- Any medical condition that may interfere with ability to receive protocol treatment.
- Planned use of leucovorin (because of the risk of secretory diarrhea).
- Split-course RT is planned.
- Prior pelvic RT.
- Proton RT.
- Any of the following:
Pregnant women Nursing women Men or women of childbearing potential who are unwilling to employ adequate contraception
- Use of probiotics ≤ 2 weeks prior to registration.
- Use of antibiotics ≤ 1 week prior to registration.
- Planned continuous antibiotic treatment during RT.
- History of gastrointestinal or genitourinary obstruction or porphyria.
Plan d'étude
Comment l'étude est-elle conçue ?
Détails de conception
- Objectif principal: Traitement
- Répartition: Randomisé
- Modèle interventionnel: Affectation parallèle
- Masquage: Double
Armes et Interventions
Groupe de participants / Bras |
Intervention / Traitement |
|---|---|
|
Comparateur placebo: Placebo
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1 sachet, three times in a day, during RT and for 2 weeks before and for 4 weeks afterwards
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Expérimental: VSL#3 PROBIOTIC PREPARATION
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1 sachet (4.5x1011 viable lyophilized bacteria)three times in a day, during RT and for 2 weeks before and for 4 weeks afterwards.
|
Que mesure l'étude ?
Principaux critères de jugement
Mesure des résultats |
Délai |
|---|---|
|
The impact of the probiotic preparation on increasing the TRG1-2 rate.
Délai: From the date of randomization until to the date of surgery, up to 18 weeks
|
From the date of randomization until to the date of surgery, up to 18 weeks
|
Mesures de résultats secondaires
Mesure des résultats |
Délai |
|---|---|
|
Determine whether VSL#3® can have an impact on reduction of acute bowel toxicity
Délai: 12-36 months
|
12-36 months
|
|
pathological complete response (pCR)
Délai: 12-36 months
|
12-36 months
|
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impact on reduction of sphincter saving surgery (SSS)
Délai: 12-36 months
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12-36 months
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disease free survival (DFS) at 36 months
Délai: 36 months
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36 months
|
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Determine whether VSL#3® can have an impact on reduction of late toxicity at 12 and 36 months.
Délai: 12, 36 months
|
12, 36 months
|
Collaborateurs et enquêteurs
Parrainer
Dates d'enregistrement des études
Dates principales de l'étude
Début de l'étude
Achèvement primaire (Anticipé)
Achèvement de l'étude (Anticipé)
Dates d'inscription aux études
Première soumission
Première soumission répondant aux critères de contrôle qualité
Première publication (Estimation)
Mises à jour des dossiers d'étude
Dernière mise à jour publiée (Estimation)
Dernière mise à jour soumise répondant aux critères de contrôle qualité
Dernière vérification
Plus d'information
Termes liés à cette étude
Termes MeSH pertinents supplémentaires
Autres numéros d'identification d'étude
- A.1459/2011
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