Rifaximin Delayed Release for the Prevention of Recurrent Acute Diverticulitis and Diverticular Complications.

NCT ID: NCT03469050

Last Updated: 2021-10-20

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

PHASE2/PHASE3

Total Enrollment

193 participants

Study Classification

INTERVENTIONAL

Study Start Date

2018-07-02

Study Completion Date

2020-12-22

Brief Summary

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Colonic microbiota changes may play a key role in the pathogenesis of acute diverticulitis. A previous proof-of-concept study suggests that rifaximin, a low-absorbable oral antibiotic, may be beneficial for prevention of acute diverticulitis recurrence by modulating the gut microflora.

The main objective of this study is to evaluate the safety and efficacy of two different doses of a delayed release formulation of rifaximin, versus placebo, for the prevention of recurrence of acute diverticulitis and diverticular complications in patients with a recent episode of acute diverticulitis.

Detailed Description

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Conditions

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Diverticulitis

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

This study is a phase II, multicenter, double-blind, placebo-controlled, randomized clinical trial.
Primary Study Purpose

PREVENTION

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Rifaximin delayed released 800 mg b.i.d.

(i.e. 2 x 400 mg tablet twice a day; total daily dose: 1600 mg) for 10 consecutive days a month, for 12 months

Group Type EXPERIMENTAL

Rifaximin delayed released 400mg Tablet

Intervention Type DRUG

Rifaximin delayed released

Rifaximin delayed released 400 mg b.i.d

(i.e. 1x400 mg tablet plus 1 placebo tablet twice a day; total daily dose: 800 mg) for 10 consecutive days a month, for 12 months

Group Type EXPERIMENTAL

Rifaximin delayed released 400mg Tablet

Intervention Type DRUG

Rifaximin delayed released

Placebo

Intervention Type OTHER

Placebo BID + Placebo BID

Placebo b.i.d.

(i.e. 2 x placebo tablets twice a day) for 10 consecutive days a month, for 12 months.

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type OTHER

Placebo BID + Placebo BID

Interventions

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Rifaximin delayed released 400mg Tablet

Rifaximin delayed released

Intervention Type DRUG

Placebo

Placebo BID + Placebo BID

Intervention Type OTHER

Other Intervention Names

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Rifaximin-EIR

Eligibility Criteria

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Inclusion Criteria

* Men and women aged 18-80 years at screening.
* Female participants must be either of non-childbearing potential or of childbearing potential with a negative pregnancy test result at screening and randomization AND agreeing to use a highly effective method of contraception.
* A previous documented episode of diverticulitis between 30 and 180 days prior to screening.
* Clinical remission from acute diverticulitis at screening

Exclusion Criteria

* History of two or more acute diverticulitis episodes or history of any diverticular complication.
* Any documented current organic disease of the gastrointestinal tract other than diverticulosis
* Laboratory signs of clinically significant acute inflammation or signs/symptoms of diverticular complications.
* Diagnosis or history of inflammatory bowel disease (or other conditions associated with ulcerative lesions of the intestinal tract).
* Patients with positive Clostridium difficile toxin stool assay.
* Use of marketed rifaximin (or neomycin or other low-absorbable oral antibiotics) during or after the previous episode of acute diverticulitis.
* Severe hepatic impairment
* Severe kidney impairment
* Any other current significant health condition that in the Investigator's judgement may: i) jeopardize the patient's safe participation in the trial or ii) make unlikely the patient's completion of the study or iii) make unlikely the patient's compliance with the study procedures.
* History of hypersensitivity to rifaximin, rifamycin-derivatives or any of the rifaximin delayed release or placebo excipients.
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Alfasigma S.p.A.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Alessandro Blè, MD

Role: STUDY_DIRECTOR

Alfasigma S.p.A.

Locations

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Hôpital Avicenne Service Gastro-entérologie

Bobigny, , France

Site Status

Cabinet Médical

Lille, , France

Site Status

Centre Hospitalier Regional Universitaire Claude Huriez Service de Chirurgie Digestive et Générale

Lille, , France

Site Status

Hôpital Saint-Joseph Service Hépato-Gastroentérologie

Marseille, , France

Site Status

CHU Nantes, Hôtel Dieu Clinique de Chirurgie digestive et endocrinienne (CCDE) Institut des maladies de l'Appareil Digestif (IMAD)

Nantes, , France

Site Status

Hôpital Charles Nicolle - CHU Rouen Service Hépato-Gastroentérologie

Rouen, , France

Site Status

Centre Hospitalier Universitaire (CHU) de Strasbourg Service de Chirurgie Digestive et Endocrinienne

Strasbourg, , France

Site Status

Gemeinschaftspraxis - Praxis Überruhr

Essen, , Germany

Site Status

Medamed GmbH Studienambulanz Leipzig

Leipzig, , Germany

Site Status

MVZ Dres. Eisenbach, Simon, Schwarz

Leverkusen, , Germany

Site Status

Gemeinschaftspraxis Dres. Balck

Meine, , Germany

Site Status

Praxis Dres. med. Naudts und Nowack

Rodgau, , Germany

Site Status

Ospedale Cardinal Massaia SOC Gastroenterologia ed Endoscopia Digestiva

Asti, , Italy

Site Status

Ospedale Civile S. Agostino Estense - Divisione di Endoscopia Digestiva

Baggiovara, , Italy

Site Status

Azienda Ospedaliera Policlinico Consorziale di Bari Dipartimento di Gastroenterologia

Bari, , Italy

Site Status

Ospedale "San Paolo" - Unità Operativa Complessa di Gastroenterologia ed Endoscopia Digestiva

Bari, , Italy

Site Status

Università degli Studi di Bari Policlinico Medicina Interna

Bari, , Italy

Site Status

AOU di Bologna - Policlinico S.Orsola Malpighi - Dipartimento di Scienze Mediche e Chirurgiche

Bologna, , Italy

Site Status

AOU Cagliari - Policlinico Monserrato Gastroenterologia

Cagliari, , Italy

Site Status

Azienda Ospedaliera Garibaldi Unità Operativa Complessa di Gastroenterologia

Catania, , Italy

Site Status

Ospedale Ciaccio - De Lellis Divisione di Gastroenterologia ed Endoscopia Digestiva

Catanzaro, , Italy

Site Status

Policlinico Ss Annunziata - ASL 2 Lanciano Vasto Chieti UOSD Endoscopia Digestiva

Chieti, , Italy

Site Status

Ospedale Valduce Unità Operativa Complessa di Gastroenterologia

Como, , Italy

Site Status

Ospedale S. Salvatore di L'Aquila Unità Operativa di Gastroenterologia, Epatologia e Nutrizione

Coppito, , Italy

Site Status

Ospedale Civile San Giovanni di Dio - Divisione di Gastroenterologia ed Endoscopia Digestiva

Crotone, , Italy

Site Status

Ente Ospedaliero Ospedali Galliera Chirurgia Generale

Genova, , Italy

Site Status

Ospedale Policlinico S.Martino Istituto di Ricovero e Cura per l'Oncologia Dipartimento di Medicina Interna e Specialità Mediche U.O. Clinica Gastroenterologica

Genova, , Italy

Site Status

Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico

Milan, , Italy

Site Status

UNIMI - San Paolo (ASST Santi Paolo e Carlo) Medicina Generale

Milan, , Italy

Site Status

Ospedale San Gerardo Endoscopia Digestiva

Monza, , Italy

Site Status

AOU Seconda Università degli Studi di Napoli Unità Operativa Complessa di Epato-Gastroenterologia

Napoli, , Italy

Site Status

Policlinico Federico II - UO di Epatogastroenterologia ed endoscopia digestiva

Napoli, , Italy

Site Status

Policlinico Federico II - UOSD Diagnosi Fisiopatologica e Terapia delle Malattie Motorie Digestive

Napoli, , Italy

Site Status

AOU di Padova Unità Operativa Complessa di Gastroenterologia

Padua, , Italy

Site Status

Ospedale Buccheri La Ferla Fetebenefratelli Unità Operativa di Gastroenterologia e Endoscopia Digestiva

Palermo, , Italy

Site Status

Fondazione IRCCS Policlinico San Matteo Dipartimento di Medicina Interna

Pavia, , Italy

Site Status

PO Cisanello - AOU Pisana Unità Operativa Complessa di Gastroenterologia - AOUP Gastroenterologia Universitaria

Pisa, , Italy

Site Status

Ospedale Popoli Unità Operativa Semplice Dipartimentale Chirurgia Endoscopica

Popoli, , Italy

Site Status

Azienda Ospedaliera San Giovanni Addolorata Gastroenterologia ed Endoscopia Digestiva

Roma, , Italy

Site Status

Fondazione Policlinico Universitario A. Gemelli Unità Operativa Complessa di Gastroenterologia e Malattie del Fegato

Roma, , Italy

Site Status

Ospedale Cristo Re - Divisione di Medicina Interna e Gastroenterologia

Roma, , Italy

Site Status

Ospedale Sant'Andrea - Gastroenterologia

Roma, , Italy

Site Status

Policlinico Universitario Campus Biomedico Unità Operativa Complessa di Gastroenterologia ed Endoscopia Digestiva

Roma, , Italy

Site Status

Istituto Clinico Humanitas-Unità Operativa Malattie Infiammatorie Croniche Intestinali

Rozzano, , Italy

Site Status

AOU OO. RR. San Giovanni di Dio e Ruggi d'Aragona - Dipartimento di Medicina e Chirurgia - Gastroenterologia

Salerno, , Italy

Site Status

IRCCS Policlinico San Donato Unità Operativa Medicina Generale III, Gastroenterologia

San Donato Milanese, , Italy

Site Status

Ospedale Sant'Anna Unità Operativa di Medicina Interna

San Fermo della Battaglia, , Italy

Site Status

Azienda Ospedaliera San Giovanni Battista Molinette - S.C. Gastroenterologia e Epatologia

Torino, , Italy

Site Status

Ospedale di Circolo e Fondazione Macchi Endoscopia

Varese, , Italy

Site Status

Azienda Ospedaliera Universitaria Integrata - UOC Gastroenterologia A- Borgo Trento-Dipartimento Medicina Generale

Verona, , Italy

Site Status

Meander Medisch Centrum Surgery

Amersfoort, , Netherlands

Site Status

VU Medisch Centrum Gastroenterology

Amsterdam, , Netherlands

Site Status

Ikazia ziekenhuis Gastroenterology

Rotterdam, , Netherlands

Site Status

Hospital General Universitario de Alicante Servicio de Aparato Digestivo

Alicante, , Spain

Site Status

Centre Médic Teknon Servicio de Aparato Digestivo

Barcelona, , Spain

Site Status

Hospital Clínic Servicio de Gastroenterología

Barcelona, , Spain

Site Status

Hospital Vall d'Hebrón Servicio de Aparato Digestivo

Barcelona, , Spain

Site Status

Hospital General San Jorge de Huesca Servicio de Aparato Digestivo

Huesca, , Spain

Site Status

Hospital Universitario de Belltvitge Servicio de Cirugía General y Digestiva

L'Hospitalet de Llobregat, , Spain

Site Status

Hospital Costa del Sol Servicio Digestivo

Marbella, , Spain

Site Status

Hospital de Ourense Servicio de Aparato Digestivo

Ourense, , Spain

Site Status

Hospital Universitario de Canarias Servicio de Gastroenterología

Santa Cruz de Tenerife, , Spain

Site Status

Hospital Clínico Universitario Lozano Blesa Servicio de Aparato Digestivo

Zaragoza, , Spain

Site Status

Yeovil District Hospital NHS Trust Department of Surgery

Yeovil, , United Kingdom

Site Status

Countries

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France Germany Italy Netherlands Spain United Kingdom

Other Identifiers

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2017-002708-28

Identifier Type: EUDRACT_NUMBER

Identifier Source: secondary_id

REDIV/002/17

Identifier Type: -

Identifier Source: org_study_id