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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: dietary phosphorus Clear all
Completed Not applicable Interventional

A Study to Evaluate Chitosan Chewing Gum in Patients With Chronic Kidney Disease

NCT01475760
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
K2CG chewing gum (20mg chitosan), K2CG chewing gum (60mg chitosan)
Other
Lead sponsor
Denver Nephrologists, P.C.
Other
Eligibility
18 Years and older
Enrollment
167 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
4
States / cities
Tempe, Arizona • Denver, Colorado • Meridian, Idaho + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 1, 2012 · Synced Sep 28, 2026, 1:07 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Phosphorus Absorption in Healthy Adults and in Patients With Moderate Chronic Kidney Disease

NCT03108222
View directory record Official record
Conditions
Chronic Kidney Disease Mineral and Bone Disorder
Interventions
Phosphorus Absorption Test
Other
Lead sponsor
Purdue University
Other
Eligibility
30 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 9, 2019 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Early Phase 1 Interventional

Burosumab for CSHS

NCT03993821
View directory record Official record
Conditions
Cutaneous Skeletal Hypophosphatemia Syndrome (CSHS), Epidermal Nevus Syndrome
Interventions
Burosumab
Drug
Lead sponsor
Laura Tosi
Other
Eligibility
Not listed
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Phase 4 Interventional Results available

Injectable Filler for Cheek Flattening

NCT01225354
View directory record Official record
Conditions
Malar Deficiency
Interventions
Calcium hydroxylapatite
Drug
Lead sponsor
DeNova Research
Other
Eligibility
30 Years to 65 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 15, 2020 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Comprehensive HIV Prevention Package for MSM in Southern Africa: Pilot Study (Sibanye Health Project)

NCT02043015
View directory record Official record
Conditions
HIV
Interventions
Condom choices, Condom-compatible lubricant choices, Couples HIV counseling and testing (CVCT), Pre-exposure prophylaxis with FTC/TDF, Staff and provider MSM and LGBT sensitization training, HIV Testing and Risk-reduction counseling, Linkage to care
Behavioral · Drug · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
2
States / cities
Atlanta, Georgia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 16, 2018 · Synced Sep 28, 2026, 1:07 AM EDT
Completed No phase listed Observational

Pharmacokinetics of Understudied Drugs Administered to Children Per Standard of Care

NCT01431326
View directory record Official record
Conditions
Adenovirus, Anesthesia, Anxiety, Anxiolysis, Autism, Autistic Disorder, Bacterial Meningitis, Bacterial Septicemia, Benzodiazepine, Bipolar Disorder, Bone and Joint Infections, Central Nervous System Infections, Convulsions, Cytomegalovirus Retinitis, Early-onset Schizophrenia Spectrum Disorders, Epilepsy, General Anesthesia, Gynecologic Infections, Herpes Simplex Virus, Infantile Hemangioma, Infection, Inflammation, Inflammatory Conditions, Intra-abdominal Infections, Lower Respiratory Tract Infections, Migraines, Pain, Pneumonia, Schizophrenia, Sedation, Seizures, Skeletal Muscle Spasms, Skin and Skin-structure Infections, Treatment-resistant Schizophrenia, Urinary Tract Infections, Withdrawal, Sepsis, Gram-negative Infection, Bradycardia, Cardiac Arrest, Cardiac Arrhythmia, Staphylococcal Infections, Nosocomial Pneumonia, Neuromuscular Blockade, Methicillin Resistant Staphylococcus Aureus, Endocarditis, Neutropenia, Headache, Fibrinolytic Bleeding, Pulmonary Arterial Hypertension, CMV Retinitis, Hypertension, Chronic Kidney Diseases, Hyperaldosteronism, Hypokalemia, Heart Failure, Hemophilia, Heavy Menstrual Bleeding, Insomnia
Interventions
The POPS study is collecting PK data on children prescribed the following drugs of interest per standard of care:
Drug
Lead sponsor
Daniel Benjamin
Other
Eligibility
Up to 21 Years
Enrollment
3,520 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
43
States / cities
Anchorage, Alaska • Little Rock, Arkansas • La Jolla, California + 37 more
Source: ClinicalTrials.gov public record
Updated Sep 5, 2023 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Not applicable Interventional

Optimizing Cardiovascular Health and Physical Function in Hemodialysis Patients Through Volume Control and Exercise

NCT02627066
View directory record Official record
Conditions
Renal Failure
Interventions
Volume Control, Volume Control + Exercise
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
20 Years to 90 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Sep 28, 2026, 1:07 AM EDT
Not listed Not applicable Interventional

Dietary Sodium (DS) Intervention to Reduce Volume Overload and Tissue Sodium in Magnetic Resonance Imaging (MRI) for Hemodialysis (HD) Patients

NCT03189758
View directory record Official record
Conditions
Kidney Failure, Chronic, Dietary Modification
Interventions
Observational Control Diet, Controlled Dietary Sodium Restriction
Other
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 2, 2020 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Early Phase 1 Interventional

Phosphate Binding of Chitosan Chewing Gum in Patients With Chronic Kidney Disease (CKD)

NCT01341691
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
chewing gum
Other
Lead sponsor
Denver Nephrologists, P.C.
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 25, 2011 · Synced Sep 28, 2026, 1:07 AM EDT
Not listed Not applicable Interventional

Fluorouracil, External-Beam Radiation Therapy, and Gemcitabine With or Without Brachytherapy Using Phosphorus P32 in Treating Patients With Locally or Regionally Advanced Unresectable Adenocarcinoma of the Pancreas

NCT00079365
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
fluorouracil, gemcitabine hydrochloride, brachytherapy, phosphorus P32, radiation therapy
Drug · Radiation
Lead sponsor
University of South Florida
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2001
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Dec 3, 2013 · Synced Sep 28, 2026, 1:07 AM EDT
Terminated Phase 4 Interventional Results available

A Study of Ferric Citrate to Improve Inflammation and Lipid Levels

NCT02661295
View directory record Official record
Conditions
End Stage Renal Disease, Hyperphosphatemia, Chronic Inflammation
Interventions
Ferric Citrate
Drug
Lead sponsor
Winthrop University Hospital
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Apr 19, 2023 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Comparing Absorption of Dietary Phosphorus When Administering FOSRENOL® or RENVELA® in Healthy Adult Volunteers

NCT00875017
View directory record Official record
Conditions
Kidney Failure, Chronic
Interventions
Lanthanum Carbonate, Sevelamer
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 45 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Jun 14, 2021 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Not applicable Interventional Results available

Low Phosphate Diets in Patients With Early Stages of Chronic Kidney Disease

NCT00438932
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Lanthanum Carbonate, Low Phosphorus Diet, Unrestricted Phosphorus Diet, Placebo
Drug · Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 26, 2011 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Phase 2 Interventional

Preventing Hypertension and Sympathetic Overactivation by Targeting Phosphate

NCT03234361
View directory record Official record
Conditions
Hypertension
Interventions
High Phosphate Phase, Low Phosphate Phase
Dietary Supplement
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
2
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 3, 2022 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Phase 3 Interventional

Ferric Citrate for the Transition From CKD Stage 4/5 to CKD Stage 5D

NCT02492620
View directory record Official record
Conditions
Chronic Kidney Disease, Hyperphosphatemia, Iron Deficiency Anemia, Renal Insufficiency
Interventions
Ferric Citrate
Drug
Lead sponsor
Denver Nephrologists, P.C.
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 31, 2018 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Early Phase 1 Interventional

Prevalence of Transthyretin Cardiac Amyloidosis in Clinically Significant Aortic Stenosis

NCT04899180
View directory record Official record
Conditions
Aortic Stenosis, Transthyretin Amyloidosis, Transthyretin Amyloid Cardiomyopathy, Transthyretin Cardiac Amyloidosis
Interventions
99mTc-PYP
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
75 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 6, 2024 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Not applicable Interventional Results available

The Effect of Lanthanum Carbonate on Fibroblast Growth Factor 23 ( FGF23) in Chronic Kidney Disease

NCT01002872
View directory record Official record
Conditions
Metabolic Bone Disease
Interventions
Lanthanum Carbonate (Fosrenol), placebo
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 20, 2023 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Role Of Phosphorus And FGF 23 In Patients With Dent Disease

NCT02016235
View directory record Official record
Conditions
Dent Disease
Interventions
Phosphorus Supplement, Observation
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 22, 2020 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Phase 3 Interventional

EPIC(Effect of PhosLo on Phosphorus Levels in Chronic Kidney Disease)

NCT00211978
View directory record Official record
Conditions
Hyperphosphatemia, Kidney Failure
Interventions
calcium acetate, placebo
Drug
Lead sponsor
Nabi Biopharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jan 7, 2008 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Not applicable Interventional Results available

A Double Blind Randomized Placebo Trial of Maintenance of Normal Serum Phosphorus in CKD

NCT00785629
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Calcium acetate, Lanthanum Carbonate, Sevelamer Carbonate, Placebo
Drug
Lead sponsor
Denver Nephrologists, P.C.
Other
Eligibility
18 Years and older
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 29, 2012 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Phase 1Phase 2 Interventional

The Effect of Oral Niacinamide on Plasma Phosphorus Levels in Peritoneal Dialysis Patients

NCT00508885
View directory record Official record
Conditions
Hyperphosphatemia
Interventions
Niacinamide, Placebo
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
17 participants
Timeline
2006 – 2007
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 29, 2007 · Synced Sep 28, 2026, 1:07 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Phosphate Assessment in Chronic Kidney Disease Patients Study

NCT07368946
View directory record Official record
Conditions
Chronic Kidney Disease (Stage 3-4), Chronic Kidney Disease Mineral and Bone Disorder
Interventions
Dietary Phosphorus Intake
Dietary Supplement
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Not applicable Interventional Results available

Calcium and Phosphorus Whole-Body Balance and Kinetics in Patients With Moderate Chronic Kidney Disease

NCT04019379
View directory record Official record
Conditions
Phosphorus and Calcium Disorders, Chronic Kidney Disease Mineral and Bone Disorder, Chronic Kidney Diseases
Interventions
High Phosphorus Diet, Low Phosphorus Diet
Other
Lead sponsor
University of Minnesota
Other
Eligibility
30 Years to 75 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 28, 2026, 1:07 AM EDT
Completed Phase 1 Interventional

The Effect of Oral Niacinamide on Serum Phosphorus Levels in Hemodialysis Patients

NCT00316472
View directory record Official record
Conditions
Hyperphosphatemia
Interventions
Niacinamide
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 15, 2009 · Synced Sep 28, 2026, 1:07 AM EDT