A Phase 2 Study to Evaluate the Safety and Efficacy of RM-131 in Patients With Parkinson's Disease & Chronic Constipation
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.
- Ronald Pfeiffer, MD
Parkinson's Study Group
Principal Investigator
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
13 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- University of Southern California
Los Angeles, California, United States
- Colorado Neurological Institute
Englewood, Colorado, United States
- University of Florida Ctr for Movement Disorders & Neurorestoration
Gainesville, Florida, United States
- Emory University, Wesley Woods Health Center
Atlanta, Georgia, United States
- Georgia Regents University
Augusta, Georgia, United States
- University of Iowa Hospitals, Movement Disorders Div, Dept of Neurology
Iowa City, Iowa, United States
- Michigan State University
East Lansing, Michigan, United States
- Henry Ford West Bloomfield Hospital
West Bloomfield, Michigan, United States
- Atlantic Neuroscience
Summit, New Jersey, United States
- University of Rochester
Rochester, New York, United States
- University of Toledo Medical Center
Toledo, Ohio, United States
- Movement Disorders Program & the Parkinson'S Center of Oregon
Portland, Oregon, United States
- University of Pennsylvania, Penn Neurological Institute
Philadelphia, Pennsylvania, United States
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
- 30 Sept 2013
- Primary completion
- 31 May 2015
- Completion
- 30 Sept 2015
- Last update posted
- 23 Sept 2016
- Registered enrollment
- 18
- Registry id
- NCT01955616
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.