Zemplar® Capsule in Reducing Serum Intact Parathyroid Hormone Levels in Chronic Kidney Disease Stage 5 Subjects on Hemodialysis or Peritoneal Dialysis
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.
- Laura A Williams, M.D., MPH
Abbott
Study Director
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
16 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- California Institute of Renal Research
San Diego, California, United States
- Georgetown University Medical Center
Washington D.C., District of Columbia, United States
- Associates in Nephrology
Fort Meyers, Florida, United States
- University of Florida
Gainesville, Florida, United States
- Outcomes Research International, Inc.
Hudson, Florida, United States
- Evanston Northwestern Healthcare
Evanston, Illinois, United States
- Indiana University School of Medicine
Indianapolis, Indiana, United States
- Tulane University School of Medicine
New Orleans, Louisiana, United States
- St. Louis University
St Louis, Missouri, United States
- Washington University Medical Center
St Louis, Missouri, United States
- Nea Research
Las Vegas, Nevada, United States
- University of Cincinnati College of Medicine
Cincinnati, Ohio, United States
- Northwestern Renal Clinic, Inc.
Portland, Oregon, United States
- Nephrology Associates, P.C.
Nashville, Tennessee, United States
- Kidney Associates, Pllc
Houston, Texas, United States
- University of Texas Health Center at San Antonio
San Antonio, Texas, 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
- 31 Aug 2004
- Primary completion
- —
- Completion
- —
- Last update posted
- 19 Jan 2011
- Registered enrollment
- 78
- Registry id
- NCT00091975
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.