- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT00724126
Rifaximin 3 Times/Day (TID) for Non-Constipation Irritable Bowel Syndrome (IBS) (TARGET 2)
A Phase 3, Randomized, Double-blind, Placebo-controlled, Multicenter Study to Assess the Efficacy and Safety of Rifaximin 550 mg TID in the Treatment of Subjects With Non-Constipation Irritable Bowel Syndrome
Studieoversigt
Status
Betingelser
Intervention / Behandling
Undersøgelsestype
Tilmelding (Faktiske)
Fase
- Fase 3
Kontakter og lokationer
Studiesteder
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Alabama
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Anniston, Alabama, Forenede Stater, 36207
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Birmingham, Alabama, Forenede Stater, 35205
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Huntsville, Alabama, Forenede Stater, 35801
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Arizona
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Tempe, Arizona, Forenede Stater, 85282
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California
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Anaheim, California, Forenede Stater, 92801
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Carmichael, California, Forenede Stater, 95608
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Chula Vista, California, Forenede Stater, 91910
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Concord, California, Forenede Stater, 94520
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Garden Grove, California, Forenede Stater, 92840
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Laguna Hills, California, Forenede Stater, 92653
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Lakewood, California, Forenede Stater, 90712
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Los Angeles, California, Forenede Stater, 90048
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Monterey, California, Forenede Stater, 93940
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Orange, California, Forenede Stater, 92868
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Roseville, California, Forenede Stater, 95661
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San Carlos, California, Forenede Stater, 94070
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San Francisco, California, Forenede Stater, 94117
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Connecticut
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Bristol, Connecticut, Forenede Stater, 06010
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Hamden, Connecticut, Forenede Stater, 06518
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Delaware
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Newark, Delaware, Forenede Stater, 19713
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Florida
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Boca Raton, Florida, Forenede Stater, 33486
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Hollywood, Florida, Forenede Stater, 33021
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Largo, Florida, Forenede Stater, 33777
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New Port Richey, Florida, Forenede Stater, 34655
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New Smyrna Beach, Florida, Forenede Stater, 32168
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Port Orange, Florida, Forenede Stater, 32127
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Saint Petersburg, Florida, Forenede Stater, 33709
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Tampa, Florida, Forenede Stater, 33607
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Zephyrhills, Florida, Forenede Stater, 33542
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Georgia
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Atlanta, Georgia, Forenede Stater, 30342
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Macon, Georgia, Forenede Stater, 31201
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Indiana
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Elkhart, Indiana, Forenede Stater, 46514
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Kansas
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Kansas City, Kansas, Forenede Stater, 66160
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Topeka, Kansas, Forenede Stater, 66606
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Kentucky
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Bowling Green, Kentucky, Forenede Stater, 42104
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Louisiana
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Metairie, Louisiana, Forenede Stater, 70006
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Monroe, Louisiana, Forenede Stater, 71201
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Maryland
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Baltimore, Maryland, Forenede Stater, 21229
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Elkridge, Maryland, Forenede Stater, 21075
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Massachusetts
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Wellesley, Massachusetts, Forenede Stater, 02481
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Michigan
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Ann Arbor, Michigan, Forenede Stater, 48109
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Troy, Michigan, Forenede Stater, 48098
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Wyoming, Michigan, Forenede Stater, 49519
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Missouri
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Mexico, Missouri, Forenede Stater, 65265
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New Jersey
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Sicklerville, New Jersey, Forenede Stater, 08081
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Voorhees, New Jersey, Forenede Stater, 08043
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New Mexico
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Albuquerque, New Mexico, Forenede Stater, 87102
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New York
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Great Neck, New York, Forenede Stater, 11021
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Mineola, New York, Forenede Stater, 11501
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New York, New York, Forenede Stater, 10016
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North Massapequa, New York, Forenede Stater, 11758
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Pomona, New York, Forenede Stater, 10970
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Stony Brook, New York, Forenede Stater, 11790
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North Carolina
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Boone, North Carolina, Forenede Stater, 28607
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Chapel Hill, North Carolina, Forenede Stater, 27514
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Charlotte, North Carolina, Forenede Stater, 28209
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Greensboro, North Carolina, Forenede Stater, 27408
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Greensboro, North Carolina, Forenede Stater, 27403
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New Bern, North Carolina, Forenede Stater, 28562
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Wilmington, North Carolina, Forenede Stater, 28401
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Winston-Salem, North Carolina, Forenede Stater, 27103
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Ohio
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Canton, Ohio, Forenede Stater, 44718
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Cincinnati, Ohio, Forenede Stater, 45242
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Dayton, Ohio, Forenede Stater, 45415
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Pennsylvania
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Downingtown, Pennsylvania, Forenede Stater, 19335
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Newtown, Pennsylvania, Forenede Stater, 18940
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Pittsburgh, Pennsylvania, Forenede Stater, 15206
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Sayre, Pennsylvania, Forenede Stater, 18840
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South Carolina
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Anderson, South Carolina, Forenede Stater, 29621
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Columbia, South Carolina, Forenede Stater, 29203
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Tennessee
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Bristol, Tennessee, Forenede Stater, 37620
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Chattanooga, Tennessee, Forenede Stater, 37421
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Franklin, Tennessee, Forenede Stater, 37067
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Germantown, Tennessee, Forenede Stater, 38138
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Jackson, Tennessee, Forenede Stater, 38301
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Kingsport, Tennessee, Forenede Stater, 37660
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Texas
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El Paso, Texas, Forenede Stater, 79902
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Houston, Texas, Forenede Stater, 77024
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Lewisville, Texas, Forenede Stater, 75057
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Plano, Texas, Forenede Stater, 75075
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San Antonio, Texas, Forenede Stater, 78229
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Utah
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Salt Lake City, Utah, Forenede Stater, 84107
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Vermont
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Burlington, Vermont, Forenede Stater, 05401
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Virginia
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Chesapeake, Virginia, Forenede Stater, 23320
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Fairfax, Virginia, Forenede Stater, 22031
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Washington
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Spokane, Washington, Forenede Stater, 99208
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Wisconsin
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Milwaukee, Wisconsin, Forenede Stater, 53226
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Milwaukee, Wisconsin, Forenede Stater, 53215
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- Confirmed IBS diagnosis per Rome II criteria for diagnosis of IBS.
- Colonoscopy within 2 years as part of IBS diagnostic evaluation.
- Has active symptoms of non-constipation IBS at baseline as measured by average daily scores for abdominal pain/discomfort, bloating, and stool consistency.
Exclusion Criteria:
- Symptoms of constipation.
- History of other gastrointestinal diseases.
- Type 1 or 2 diabetes.
- Lactose intolerance not controlled by lactose-free diet.
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Firedobbelt
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
|---|---|
|
Placebo komparator: Placebo
Subjects received placebo tablets 3 times daily for 2 weeks and were followed for 10 weeks after completion of the treatment period.
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Eksperimentel: Rifaximin
Subjects received rifaximin 550 mg tablets 3 times daily for 2 weeks and were followed for 10 weeks after completion of the treatment period.
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Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Proportion of Subjects Who Had Adequate Relief of Global IBS Symptoms for at Least 2 of the 4 Weeks During the Primary Evaluation Period (ie, Weeks 3 Through 6).
Tidsramme: 4 weeks
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The primary outcome measure is assessed during the 4-week period (ie, Weeks 3 through 6) immediately following 2 weeks of treatment with study drug. Adequate relief of global IBS symptoms was defined as a response of "yes" to the following question, which was asked weekly (every 7 days): "In regard to all your symptoms of IBS, as compared to the way you felt before you started study medication, have you, in the past 7 days, had adequate relief of your IBS symptoms? [Yes/No]" |
4 weeks
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Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Proportion of Subjects Who Had Adequate Relief of IBS-related Bloating for at Least 2 of the 4 Weeks During the Primary Evaluation Period (ie, Weeks 3 Through 6)
Tidsramme: 4 weeks
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The secondary outcome measure is assessed during the 4-week period (ie, Weeks 3 through 6) immediately following 2 weeks of treatment with study drug. Adequate relief of bloating was defined as a response of "yes" to the following question, which was asked weekly (every 7 days): "In regard to your symptom of bloating, as compared to the way you felt before you started study medication, have you, in the past 7 days, had adequate relief of your IBS symptom of bloating? [Yes/No]." |
4 weeks
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Samarbejdspartnere og efterforskere
Sponsor
Efterforskere
- Studieleder: Enoch Bortey, Bausch Health Americas, Inc.
Publikationer og nyttige links
Generelle publikationer
- Pimentel M, Lembo A, Chey WD, Zakko S, Ringel Y, Yu J, Mareya SM, Shaw AL, Bortey E, Forbes WP; TARGET Study Group. Rifaximin therapy for patients with irritable bowel syndrome without constipation. N Engl J Med. 2011 Jan 6;364(1):22-32. doi: 10.1056/NEJMoa1004409.
- Schoenfeld P, Pimentel M, Chang L, Lembo A, Chey WD, Yu J, Paterson C, Bortey E, Forbes WP. Safety and tolerability of rifaximin for the treatment of irritable bowel syndrome without constipation: a pooled analysis of randomised, double-blind, placebo-controlled trials. Aliment Pharmacol Ther. 2014 May;39(10):1161-8. doi: 10.1111/apt.12735. Epub 2014 Apr 3.
Datoer for undersøgelser
Studer store datoer
Studiestart
Primær færdiggørelse (Faktiske)
Studieafslutning (Faktiske)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
- RFIB3008
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