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A Multicenter, Double-Blind, Randomized, Placebo-Controlled, 12-Week, Dose-Range-Finding Trial of YKP10811 Capsules Administered Once Daily to Subjects With Chronic Idiopathic Constipation

Phase 2
Completed
Conditions
Chronic Idiopathic Constipation
Interventions
Drug: Placebo
Registration Number
NCT01989234
Lead Sponsor
SK Life Science, Inc.
Brief Summary

This will be a multi-center, randomized, double-blind, placebo-controlled study of YKP10811 capsules in patients with chronic idiopathic constipation. Following a 2-week baseline period, approximately 320 eligible patients with \<3 complete spontaneous bowel movements (CSBM) and ≤ 5 SBMs per week will be randomly assigned equally to receive one of the following oral treatments; placebo or YKP10811 capsules once daily for 12 weeks followed by a 2 week follow-up period.

The objectives of this study are:

* To assess the efficacy of YKP10811 once daily at relieving constipation and associated symptoms in subjects with chronic idiopathic constipation.

* To determine the safety and tolerability of YKP10811 once daily in subjects with chronic idiopathic constipation.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
334
Inclusion Criteria
  • Patients who meet modified Rome II criteria for Chronic Constipation.
  • Patients who are male or female, 18 to 65 years of age inclusive.
  • At Visit 3, patients must have < 3 CSBMs per week and ≤ 5 SBMs per week during the 2-week baseline period.
Exclusion Criteria
  • Patients who meet Rome II criteria for Irritable Bowel Syndrome (IBS-C).
  • Patients with constipation that is drug-induced, or secondary to endocrine, metabolic or, surgery.
  • Patients with a clinically significant diseases that would limit the patient's ability to complete and/or participate in the study, including gastrointestinal disorder or surgery, an endocrine abnormality (e.g., diabetes), impaired renal function (GFR of < 55mL/minute/1.73m2), uncontrolled pulmonary diseases (including asthma), uncontrolled cardiovascular disease (a history of myocardial infarction or cerebrovascular accident within 6 months prior to screening) or significant neurological diseases.
  • Patients with a history of inflammatory bowel disease.
  • Patients with a history of cancer (other than basal cell or squamous cell carcinoma of the skin completely excised) unless the malignancy has been in complete remission for at least 5 years prior to screening.
  • Patients who started a special diet and/or an intense physical workout program within 30 days prior to the beginning of the baseline period or who are intending to substantially modify their dietary habits at any time during the study (patients on a stable, continuous regimen of fiber therapy for at least 30 days prior to the pretreatment baseline period are allowed to continue that therapy, provided that they continue at a constant dose throughout the study.
  • Patients with a history of clinically significant hypersensitivity or allergy (facial swelling, hives, breathing difficulty, Stevens-Johnson syndrome etc), in response to any medication, either prescription or nonprescription including an investigational drug, dietary supplement, or herbal medicine.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
YKP10811 High DoseYKP10811YKP10811 High Dose
YKP10811 Mid DoseYKP10811YKP10811 Mid Dose
YKP10811 Low DoseYKP10811YKP10811 Low Dose
Placebo ComparatorPlaceboPlacebo Comparator
Primary Outcome Measures
NameTimeMethod
The proportion of subjects with improved bowel movement frequency12 weeks
Secondary Outcome Measures
NameTimeMethod
Abdominal pain12 weeks
Onset time to CSBM12 weeks
Daily average ratings of stool consistency12 weeks
Instances of rescue medicine usage12 weeks
Abdominal discomfort12 weeks
Constipation severity12 weeks
Stool frequency12 weeks
Severity of straining12 weeks
Bloating12 weeks
Onset time to SBM12 weeks

Trial Locations

Locations (65)

Digestive and Liver Disease Specialists

🇺🇸

Norfolk, Virginia, United States

Columbus Clinical Research Inc.

🇺🇸

Columbus, Ohio, United States

Clinical Trials Research Services, LLC

🇺🇸

Pittsburgh, Pennsylvania, United States

Therapeutic Research Institute of Orange County

🇺🇸

Laguna Hills, California, United States

Coastal Research Associates, Inc.

🇺🇸

Weymouth, Massachusetts, United States

The Clinical Research Institute

🇺🇸

Miami, Florida, United States

Applied Research Center Arkansas, Inc.

🇺🇸

Little Rock, Arkansas, United States

Alliance Clinical Research

🇺🇸

Oceanside, California, United States

Connect Clinical Research Center

🇺🇸

Chandler, Arizona, United States

Triwest Research Associates, LLC

🇺🇸

El Cajon, California, United States

Precision Research Institute

🇺🇸

Chula Vista, California, United States

Gastroenterology Associates of Central Georgia, LLC

🇺🇸

Macon, Georgia, United States

Clinical Research Advantage, Inc. / Colorado Springs Health Partners, SW

🇺🇸

Colorado Springs, Colorado, United States

Digestive & Liver Disease Specialists, A Medical Group, Inc.

🇺🇸

Anaheim, California, United States

Palm Springs Research Institute

🇺🇸

Hialeah, Florida, United States

Medex Healthcare Research, Inc.

🇺🇸

New York, New York, United States

Advanced Gastroenterology Associates, LLC

🇺🇸

Palm Harbor, Florida, United States

NY Scientific

🇺🇸

Brooklyn, New York, United States

Gastrointestinal Specialists of Georgia

🇺🇸

Marietta, Georgia, United States

Health Research of Hampton Roads, Inc.

🇺🇸

Newport News, Virginia, United States

AGA Clinical Research Associates, LLC

🇺🇸

Egg Harbor Township, New Jersey, United States

Sunstone Medical Research, LLC

🇺🇸

Medford, Oregon, United States

Prestige Clinical Research Center Inc.

🇺🇸

Miami, Florida, United States

May Medical Center

🇺🇸

Chicago, Illinois, United States

Houston Endoscopy & Research Center

🇺🇸

Houston, Texas, United States

River Birch Research Alliance, LLC

🇺🇸

Blue Ridge, Georgia, United States

Clinical Research Advantage, Inc.

🇺🇸

Henderson, Nevada, United States

Clinical Research Advantage, Inc. / Warner Family Practice, PC

🇺🇸

Chandler, Arizona, United States

Clinical Trials Research

🇺🇸

Lincoln, California, United States

Partners in Clinical Research, LLC

🇺🇸

Cumberland, Rhode Island, United States

Digestive Health Specialists of Tyler, LLP

🇺🇸

Tyler, Texas, United States

Sundance Clinical Research, LLC

🇺🇸

St. Louis, Missouri, United States

Meridien Research

🇺🇸

Bradenton, Florida, United States

Physicians Regional Medical Group

🇺🇸

Naples, Florida, United States

MW Clinical Research Center

🇺🇸

Beaumont, Texas, United States

PMG Research of Charlotte

🇺🇸

Concord, North Carolina, United States

PMG Research of Hickory, LLC

🇺🇸

Hickory, North Carolina, United States

Dayton Gastroenterology, Inc.

🇺🇸

Beavercreek, Ohio, United States

Options Health Research, LLC

🇺🇸

Tulsa, Oklahoma, United States

Health Concepts

🇺🇸

Rapid City, South Dakota, United States

Advanced Research Institute

🇺🇸

Ogden, Utah, United States

North Georgia Clinical Research

🇺🇸

Woodstock, Georgia, United States

Pharmakon Inc.

🇺🇸

Evergreen Park, Illinois, United States

KAMP Medical Research, Inc.

🇺🇸

Natchitoches, Louisiana, United States

Alpha Clinical Research, LLC

🇺🇸

Clarksville, Tennessee, United States

Clinical Research Advantage, Inc. / Central Phoenix Medical Clinic, LLC

🇺🇸

Phoenix, Arizona, United States

Arizona Research Center

🇺🇸

Phoenix, Arizona, United States

Northern California Research

🇺🇸

Sacramento, California, United States

Clinical Research Trials of Florida, Inc.

🇺🇸

Tampa, Florida, United States

University of Michigan Health System

🇺🇸

Ann Arbor, Michigan, United States

AB Clinical Trials

🇺🇸

Las Vegas, Nevada, United States

Clinical Research Center of Nevada

🇺🇸

Las Vegas, Nevada, United States

HBSA, A Supporting Organization of Pacific Institute for Research and Evaluation

🇺🇸

Albuquerque, New Mexico, United States

PMG Research of Winston-Salem

🇺🇸

Winston-Salem, North Carolina, United States

Consultants for Clinical Research

🇺🇸

Cincinnati, Ohio, United States

Hilltop Physicians IN / Hightop Medical Research Center

🇺🇸

Cincinnati, Ohio, United States

New Horizons Clinical Research

🇺🇸

Cincinnati, Ohio, United States

COR Clinical Research, LLC

🇺🇸

Oklahoma City, Oklahoma, United States

The Oregon Clinic, PC - Gastroenterology West

🇺🇸

Portland, Oregon, United States

Austin Center for Clinical Research

🇺🇸

Austin, Texas, United States

Sun Research Institute

🇺🇸

San Antonio, Texas, United States

Radiant Research Inc.

🇺🇸

San Antonio, Texas, United States

The Research Institute

🇺🇸

Springfield, Massachusetts, United States

Diagnamics Inc.

🇺🇸

Encinitas, California, United States

Clinical Associates Ambulatory Surgical Center

🇺🇸

Towson, Maryland, United States

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