Clinical trialNCT00547469UnknownPhase 2/PHASE3Interventional

A Study of the Safety and Effectiveness of DDP733 in Treating IBS With Constipation in Females

SponsorDynogen PharmaceuticalsEnrollment360Irritable Bowel Syndrome

View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Dynogen Study Director, MD
Dynogen Pharmaceuticals, Inc
Study Director
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

69 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

Canada

Mcmaster University Dept of Gastrointerology St. Joseph'S Healthcare
Hamilton, Ontario, Canada
Subhas Ganguli, MD
Recruiting
St. Joseph'S Hospital
London, Ontario, Canada
Richard Reynolds, MD
Recruiting
Meadowlands Family Health Center
Ottawa, Ontario, Canada
Barry Dworkin, MD
Recruiting
London Road Diagnostic Clinic
Sarnia, Ontario, Canada
Michael O'Mahony, MD
Recruiting
Sarnia Institute of Clinical Research
Sarnia, Ontario, Canada
Martyn Chilvers, MD
Recruiting
Canadian Phase Onward Inc.
Toronto, Ontario, Canada
Lew Pliamm, MD
Recruiting
Toronto Digestive Disease Associates, Inc.
Toronto, Ontario, Canada
David Ford, MD
Recruiting

United States

Alliance Clinical Trials
Birmingham, Alabama, United States
James Sullivan, MD
Recruiting
Clinical Research Associates
Huntsville, Alabama, United States
Allen C Goetsch, MD
Recruiting
Medical Affiliated Research Center, Inc.
Huntsville, Alabama, United States
Suresh Karne, MD
Recruiting
Mobile Medical Diagnostic
Mobile, Alabama, United States
Raymond Bell, MD
Recruiting
Pivotal Research Centers
Peoria, Arizona, United States
Louise Taber, MD
Recruiting
Genova Clinical Research
Tucson, Arizona, United States
Dale Levinsky, MD
Recruiting
Arkansas Gastroenterology
Sherwood, Arkansas, United States
Scott Wofford, MD
Recruiting
Impact Clinical Trials
Beverly Hills, California, United States
Lydie Hazan, MD
Recruiting
Discovery Clinical Research
Encinitas, California, United States
Piyush Kumar, MD
Recruiting
Family Medical Center
Foothill Ranch, California, United States
Bakul Patel, MD
Recruiting
Digestive and Liver Disease Specialist, A Medical Group, Inc.
Garden Grove, California, United States
Syam Gaddam, MD
Recruiting
Prime Care Clinical Research, Inc.
Mission Vejo, California, United States
Marwan Edris, MD
Recruiting
California Research Foundation
San Diego, California, United States
Donald Brandon
Recruiting
Medical Center for Clinical Research
San Diego, California, United States
William Kolton, MD
Recruiting
Westlake Medical Research
Westlake Village, California, United States
Edward Portnoy, MD
Recruiting
Clinical Trial Center of Colorado, Llc
Castle Rock, Colorado, United States
Darcy Scheeler, MD
Recruiting
Clinical Trials Management of Boca Raton, Inc.
Boca Raton, Florida, United States
Recruiting
Jupiter Research
Jupiter, Florida, United States
Michael E Schwartz, MD
Recruiting
Applemed Research Inc.
Miami, Florida, United States
Leonel Perez-Limonte, MD
Recruiting
Accord Clinical Research, Llc
Port Orange, Florida, United States
Suni Pasricha, MD
Recruiting
Stedman Clinical Trials
Tampa, Florida, United States
Mary Stedman, MD
Recruiting
Mount Vernon Clinical Research
Atlanta, Georgia, United States
Gladstone Sellers, MD
Recruiting
Atlanta Gastroenterology Associates, Llc
Marietta, Georgia, United States
Michael LeVine, MD
Recruiting
North Georgia Clinical Research
Woodstock, Georgia, United States
Bram Wieskopf, MD
Recruiting
Rosemark Womencare Specialists
Idaho Falls, Idaho, United States
Jeffrey Baker, MD
Recruiting
Accelovance
Peoria, Illinois, United States
Ben Dolin, MD
Recruiting
Rockford Gastroenterology Associates, Ltd.
Rockford, Illinois, United States
Robert Barclay, MD
Recruiting
Indiana Medical Research, Llc
Elkhart, Indiana, United States
Mamoon Raza, MD
Recruiting
Medisphere Medical Research Center, Llc
Evansville, Indiana, United States
Stephen Elliot, MD
Recruiting
University of Kansas Medical Center
Kansas City, Kansas, United States
Richard McCallum, MD
Recruiting
Heartland Research Associates, Llc
Wichita, Kansas, United States
Praful Mehta, MD
Recruiting
Louisiana Research Center, Llc
Shreveport, Louisiana, United States
Arthur Poch, MD
Recruiting
Metropolitan Gastroenterology Group, Pc Chevy Chase Clinical Research
Chevy Chase, Maryland, United States
Robert Hardi, MD
Recruiting

29 more sites on the registry record.ClinicalTrials.gov ↗

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 31 Oct 2007
Primary completion: —
Completion: —
Last update posted: 8 Apr 2008
Registered enrollment: 360
Registry id: NCT00547469

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.