Clinical trials: Phosphorus Metabolism
Hyperphosphatemia, Chronic Kidney Disease
Drug-Drug Interaction Study to Evaluate the Effect of Colestilan on the Pharmacokinetics of Single Doses of Candesartan Cilexetil in Healthy Subjects
The primary objective is to assess the effects of colestilan on the pharmacokinetic profile of candesartan cilexetil when administered at the same time as, 1 hour before, and 3 hours after the first daily dose of colestilan…
- Trial name
- NCT01976572
- Testing
- colestilan, candesartan
- Where
- United Kingdom
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Tanabe Pharma Corporation
Phosphorus Metabolism Disorders
Dietary Phosphate and Serum Phosphorus
Overall study design is to review National Health and Nutrition Examination Survey (NHANES) data 1999-2008 for nutrition risk according to kidney function.
- Trial name
- NCT02435017
- Volunteers
- 7,895 people, healthy volunteers welcome
- Sponsor
- Linda W. Moore
Congenital Adrenal Hyperplasia, Familial Hyperinsulinemic Hypoglycemia 1
Baby Detect : Genomic Newborn Screening
Newborn screening (NBS) is a global initiative of systematic testing at birth to identify babies with pre-defined severe but treatable conditions.
- Conditions
- Congenital Adrenal Hyperplasia, Familial Hyperinsulinemic Hypoglycemia 1, Phosphoglucomutase 1 Deficiency, Maturity Onset Diabetes of the Young
- Trial name
- BabyDetect (NCT05687474)
- Where
- Belgium
- Volunteers
- 6,824 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Liege
Refeeding Syndrome
The Effect of a Diet Based on Low Sodium and Slowly Absorbed Carbohydrates on the Incidence of Refeeding Syndrome in Patients With Head and Neck Cancer
The study is based on a master thesis which showed that 72% of patients with head and neck cancer admitted to a Danish hospital (Rigshospitalet, Copenhagen) developed refeeding syndrome after admission.
- Trial name
- NCT01845922
- Testing
- Low sodium diet
- Where
- Denmark
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Phosphorus and Calcium Disorders, Parathyroid Diseases
Serum Calcium to Phosphorous (Ca/P) Ratio in the Diagnosis of Ca-P Metabolism Disorders: a Multicentre Study
Primary hyperparathyroidism (PHPT) and Hypoparathyroidism (HP) are two of the most frequent disorder of Calcium-Phosphorus (Ca-P) metabolism.
- Conditions
- Phosphorus and Calcium Disorders, Parathyroid Diseases, Hyperparathyroidism, Hypoparathyroidism
- Trial name
- NCT03747029
- Testing
- No intervention is provided
- Where
- Italy
- Volunteers
- 1,038 people, healthy volunteers welcome
- Sponsor
- Azienda Ospedaliero-Universitaria di Modena
Healthy, Chronic Kidney Diseases
Effect of the Consumption of Ferric Hydroxide Adipate on Urinary Phosphorus Excretion.
Ferric hydroxide adipate is a ferric iron supplement containing iron hydroxide and a dietary organic acid that was developed at MRC Human Nutrition Research.
- Trial name
- NCT01991574
- Testing
- Calcium acetate, Iron Hydroxide Adipate
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Medical Research Council
AV Fistula
av Fistula Patency Loss as a Cause of Fistula Failure and Hyperphosphatemia
Assessment of arteriovenous fistula patency loss which leads to av fistula failure and its relation to high serum phosphate level in chronic hemodialysis patients.
- Trial name
- NCT05569109
- Testing
- doppler ultrasound
- Where
- Egypt
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Assiut University
Hyperphosphatemia
Bioequivalence Study of BAY77-1931 Granule
The study is conducted as a randomized, non-blinded, 2-way crossover study. Target population is 60 Japanese healthy male adult subjects selected by screening examination which will be conducted within 4 weeks before the first…
- Trial name
- NCT01053676
- Testing
- Lanthanum Carbonate (Fosrenol, BAY77-1931) Granule, Lanthanum Carbonate (Fosrenol, BAY77-1931) Chewable tablet
- Where
- Japan
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- Bayer
Hyperphosphatemia
Velphoro and Impact on the Oral Cavity and Gut Microbiome
This pilot study will be carried out to determine if the regular intake of iron-based Velphoro® by hyperphosphatemia patients influences the microbiome in the oral cavity and/or the gut.
- Trial name
- MicrobiomEisen (NCT03409757)
- Testing
- Velphoro, saliva collection, Supragingival biofilm collection
- Where
- Germany
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- RWTH Aachen University
Hypophosphatemia, Chronic Kidney Diseases
Investigation of Hypophosphataemia Following Intravenous Iron
Anaemia (low haemoglobin levels) can develop in a number of conditions, including chronic kidney disease (CKD) and intestinal conditions (e.g. inflammatory bowel disease, intestinal failure).
- Conditions
- Hypophosphatemia, Chronic Kidney Diseases, Intestinal Disease, Anemia
- Trial name
- NCT04502784
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Belfast Health and Social Care Trust
Hyperphosphatemia
Multicenter, Open, Prospective, 48 Weeks, Observational Study ,Evaluate the Safety and Efficacy of Nephoxil Capsule
The purpose of this study is to evaluate the safety and efficacy of Nephoxil capsule administration for the improvement of hyperphosphatemia in CKD patients undergoing hemodialysis under actual conditions of routine medical care.
- Trial name
- NCT06206135
- Testing
- the low-dose group (1.5 g/day) or the standard-dose group (4 g/day)
- Where
- South Korea
- Volunteers
- 172 people, healthy volunteers welcome
- Sponsor
- LG Chem
Chronic Kidney Disease Mineral and Bone Disorder
Phosphorus Absorption in Healthy Adults and in Patients With Moderate Chronic Kidney Disease
Chronic kidney disease (CKD) affects approximately 26 million Americans with many more at risk for disease development. Elevated serum phosphorus (P) and related abnormalities in P homeostasis due to progressive loss of kidney…
- Trial name
- NCT03108222
- Testing
- Phosphorus Absorption Test
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Purdue University
Hypophosphatemia, Familial, Rickets
Hypophosphatemic Rickets in Norway
The purpose of the study is to do a follow-up survey of all individuals with hereditary hypophosphatemia in Norway, focusing on manifestations in childhood and adolescence.
- Conditions
- Hypophosphatemia, Familial, Rickets, Hyperphosphatemia
- Trial name
- NCT01057186
- Testing
- Alfacalcidol; phosphate., Sevelamer
- Where
- Norway
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Haukeland University Hospital
Healthy
High Energy Phosphate Metabolites in Brain
The objective of this research project is to determine the impact on brain HEP metabolites and fluxes of an oral consumption of a commercially available nutrition product (Peptamen® 1.5 vanilla) in healthy volunteers.
- Trial name
- NCT03101345
- Testing
- Peptamen® 1.5 vanilla
- Where
- Switzerland
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Société des Produits Nestlé (SPN)
Healthy, Chronic Kidney Disease
Impact of Lowering Phosphate Additive Intake on Metabolism and Cardiovascular Health in Community-Living Adults
The purpose of the study is to learn more about how common food additives can affect phosphorus metabolism in people with normal kidney function and people with chronic kidney disease.
- Trial name
- NCT02620449
- Testing
- Diet
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Chronic Kidney Disease
Diurnal Variation of Uremic Solutes in Peritoneal Dialysis
Study on the daytime variation of uremic retention solutes and markers of bone-mineral metabolism in patients with end-stage kidney disease treated with peritoneal dialysis
- Trial name
- NCT01093456
- Where
- Belgium
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Coronavirus Infection (COVID-19), Pulmonary Arterial Hypertension
Pharmacokinetics, Pharmacodynamics, and Safety Profile of Understudied Drugs Administered to Children Per Standard of Care (POPS)
The study investigators are interested in learning more about how drugs, that are given to children by their health care provider, act in the bodies of children and young adults in hopes to find the most safe and effective dose…
- Conditions
- Coronavirus Infection (COVID-19), Pulmonary Arterial Hypertension, Urinary Tract Infections in Children, Hypertension
- Trial name
- POPS or POP02 (NCT04278404)
- Testing
- The POP02 study is collecting bodily fluid samples (i.e., whole blood, effluent samples) of children prescribed the following drugs of interest per standard of care:
- Where
- 52 sites in United States, Canada
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Duke University
Osteogenesis Imperfecta, Rare Bone Disorders
Morphology in Oral Rare Syndromes & Artificial Intelligence for Clinical Diagnosis
MOSAIC aims to determine whether oro-dental morphological anomalies, particularly palatal morphology, associated with rare bone and cartilage diseases can be precisely characterized using 3D digital models analysed through…
- Conditions
- Osteogenesis Imperfecta, Rare Bone Disorders, Hypophosphatemia, X-Linked
- Trial name
- MOSAIC (NCT07666269)
- Testing
- intra-oral 3D optical impression
- Where
- France
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- University Hospital, Bordeaux
Healthy
Comparison of Three Calcium Supplements
The study was conducted to investigate the metabolic effects of three different calcium compounds in healthy adults.
- Trial name
- NCT03286673
- Testing
- calcium phosphate, Tricalcium Phosphate, Calcium carbonate
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- University of Jena
Bipolar Depression
Exploring the Effects of Coenzyme Q10 on Bioenergetics Metabolism in Geriatric Bipolar Depression
The investigators propose to study and compare measures of brain energy metabolism in geriatric bipolar individuals and healthy older adults.
- Trial name
- NCT01390389
- Testing
- Coenzyme Q10
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Mclean Hospital