Clinical trials: Disorders of Calcium and Bone Metabolism
Osteoporosis, Osteitis Deformans
Preliminary Study for Identification of Calcium-Binding Proteins in the Serum in Various Metabolic Bone Disorders
The purpose of this study is to determine whether the serum levels of certain calcium-binding proteins may be helpful in the diagnosis and management of metabolic bone diseases.
- Conditions
- Osteoporosis, Osteitis Deformans, Parathyroid Diseases
- Trial name
- NCT00403598
- Where
- Israel
- Sponsor
- Sheba Medical Center
Infantile Malignant Osteopetrosis
A Trial to Evaluate Safety and Efficacy of RP-L401-0120 in Subjects With Infantile Malignant Osteopetrosis
The primary objective of this Phase 1 study is to evaluate the therapeutic safety and feasibility of the investigational product (IP), RP-L401.
- Trial name
- NCT04525352
- Testing
- RP-L401
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Rocket Pharmaceuticals Inc.
X-linked Hypophosphatemia
Examining the Effect of Burosumab on Muscle Function
Patients with X-linked hypophosphatemia (XLH) often report symptoms of fatigue and weakness particularly after exertion, in addition to their skeletal complaints.
- Trial name
- NCT04146935
- Testing
- Burosumab Injection [Crysvita]
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Yale University
Osteoarthritis, Osteoporosis
Development of a Non-invasive Assessment of Human Bone Quality Using Spatially Offset Raman Spectroscopy
In this study spatially offset Raman spectroscopy (SORS), which allows the collection of Raman spectra through turbid media, is being applied to collect Raman spectra of bone.
- Conditions
- Osteoarthritis, Osteoporosis, Osteogenesis Imperfecta, Rickets / Osteomalacia
- Trial name
- NCT02814591
- Testing
- spatially offset Raman spectrometer (SORS)
- Volunteers
- 245 people, healthy volunteers welcome
- Sponsor
- University College, London
Chronic Kidney Disease Stage 5
Efficacy of Plant-protein Diets in Patients With Chronic Kidney Disease
The purpose of this study is to evaluate the efficacy of plant-protein diets for 12 weeks in patients with advanced chronic kidney disease.
- Trial name
- NCT05350098
- Testing
- Plant-protein Diets, Control Diets
- Where
- Japan
- Volunteers
- 40 people
- Sponsor
- Osaka University
Bone Disease, Metabolic
Elucidating the Minimal Effective Dose of Prunes for Bone Health in Postmenopausal Women
The objective of this study is to examine if calcium and vitamin D supplements and/or prune can prevent bone loss in postmenopausal women.
- Trial name
- NCT06184646
- Testing
- Prune
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- San Diego State University
Vitamin D Deficiency, Low Bone Density
Nursing-Home Residents Given Bread Fortified With Vitamin D3
Background. For older adults, serum 25-hydroxyvitamin D (25(OH)D) higher than 75 nmol/L lowers fracture risk and attainment of this 25(OH)D target may require 125 mcg (5000 IU)/d of vitamin D3.
- Trial name
- NCT00789503
- Testing
- Bread fortified with vitamin D3 and calcium
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Osteoporosis
Calcium and Bone Mass in Young Females
We originally suggested that calcium in the diet is important in determining the amount of bone (bone mass) that builds up in young adults. We are testing the effect of calcium on bone mass in 354 Caucasian (white) girls.
- Trial name
- NCT00000402
- Testing
- Calcium
- Where
- United States
- Volunteers
- 354 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Hypoparathyroidism, Pseudo Hypoparathyroidism
Institution of an Italian Multicenter Database of Patients Affected by Hypoparathyroidism or Pseudohypoparathyroidism
The goal of this observational study is to create, manage and analyze a multicenter national database of patients affected by hypoparathyroidism or pseudohypoparathyroidism, aimed at collecting and studying anamnestic…
- Trial name
- NCT06645899
- Where
- 41 sites in Italy
- Volunteers
- 600 people
- Sponsor
- F.I.R.M.O. - Fondazione Italiana Ricerca sulle Malattie dell'Osso - Ente del Terzo Settore
Osteoporosis
Bone Development in Adolescent Girls: Effects of Calcium and Exercise
Osteoporosis is a major public health problem. Prevention of osteoporosis depends in part on good bone development in childhood and adolescence.
- Trial name
- NCT00063011
- Testing
- Calcium rich diet, Weight bearing exercise
- Where
- United States
- Volunteers
- 107 people, healthy volunteers welcome
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Osteoporosis
Treatment of Calcium Deficiency in Young Women
This study looks at the effects of calcium supplementation on bone density in women in their third decade of life. We placed women aged 19-27 who take in low amounts of calcium in their diets in one of two groups.
- Trial name
- NCT00000426
- Testing
- Calcium supplement
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Creighton University
Chronic Kidney Diseases, Hypertension
Integrated Diagnosis and Treatment of CKD on Outcomes
Objective: To establish a study cohort and follow up of patients with CKD in our hospital, and evaluate the status of integrated CKD diagnosis and treatment according to guidelines in the real world, as well as the clinical…
- Conditions
- Chronic Kidney Diseases, Hypertension, Hyperglycemia, Hyperlipidemias
- Trial name
- NCT05242055
- Testing
- Integrated diagnosis and treatment for CKD
- Where
- China
- Volunteers
- 1,000 people
- Sponsor
- Capital Medical University
Pseudohypoparathyroidism Type 1A, Albright Hereditary Osteodystrophy
Albright Hereditary Osteodystrophy: Natural History, Growth, and Cognitive/Behavioral Assessments
We, the researchers, are following the natural history of Albright hereditary osteodystrophy. We have found that growth hormone deficiency is very common in patients with pseudohypoparathyroidism type 1A, which falls under the…
- Conditions
- Pseudohypoparathyroidism Type 1A, Albright Hereditary Osteodystrophy, Pseudopseudohypoparathyroidism
- Trial name
- NCT00209235
- Testing
- Neurocognitive and psychosocial testing
- Where
- United States
- Volunteers
- 600 people
- Sponsor
- Connecticut Children's Medical Center
Osteoporosis
Double-blind Extension of HORIZON Pivotal Fracture Trial (Zoledronic Acid in the Treatment of Postmenopausal Osteoporosis)
This extension study is designed to assess the long term safety and efficacy of zoledronic acid in postmenopausal women with osteoporosis who have participated in the CZOL446H2301 (NCT00049829): HORIZON Pivotal Fracture Trial.
- Trial name
- NCT00145327
- Testing
- Zoledronic Acid
- Where
- 31 sites in United States, Germany
- Volunteers
- 2,456 people
- Sponsor
- Novartis
Osteomalacia
Serum Prolidase Activity and the Role of Leptin in Osteomalacia
Evaluation of the change of serum Prolidase and Leptin values in the diagnosis and follow-up of osteomalacia and its clinical usability
- Trial name
- NCT05716750
- Testing
- Vitamin D
- Volunteers
- 38 people
- Sponsor
- TUĞBA ŞAHBAZ
Chronic Kidney Disease, End Stage Kidney Disease
Pathogenesis of Compromised Bone Quality and Mechanics in Chronic Kidney Disease
Kidney disease patients have a variety of bone disorders that result in bone loss and fractures. The mechanisms of these bone disorders are not clear but may be related to abnormal modification of a bone protein known as…
- Conditions
- Chronic Kidney Disease, End Stage Kidney Disease, Chronic Kidney Disease Mineral and Bone Disorder, Renal Osteodystrophy
- Trial name
- NCT03626246
- Testing
- Kidney disease
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Columbia University
Secondary Hyperparathyroidism, Chronic Kidney Disease-Mineral and Bone Disorder
Injection of Teriparatide to Prevent Hypocalcemia After Parathyroidectomy in Dialysis Patients (TeriCa).
This is a pilot randomized controlled trial aimed to evaluate the effect of teriparatide on the clinical course of hypocalcemia after parathyroidectomy for secondary hyperparathyroidism in dialysis-dependent patients.
- Conditions
- Secondary Hyperparathyroidism, Chronic Kidney Disease-Mineral and Bone Disorder, Dialysis, Hypocalcemia
- Trial name
- TeriCa (NCT04750460)
- Testing
- Teriparatide
- Where
- Russia
- Volunteers
- 20 people
- Sponsor
- Saint Petersburg State University, Russia
X-linked Hypophosphatemia (XLH)
Effective Dosing of Burosumab in XLH
X-linked hypophosphataemia (XLH) is a rare, hereditary condition. The genetic defect leads to low blood phosphate levels and vitamin D suppression. Phosphate is required for strong bones and teeth and to store energy in cells.
- Trial name
- NCT07183579
- Where
- United Kingdom
- Volunteers
- 120 people
- Sponsor
- University of Nottingham
Hyperphosphatemia
The Effect of Oral Niacinamide on Plasma Phosphorus Levels in Peritoneal Dialysis Patients
Hyperphosphatemia is common in the peritoneal dialysis population. Current strategies are insufficient to optimize phosphorus control.
- Trial name
- NCT00508885
- Testing
- Niacinamide
- Where
- United States
- Volunteers
- 17 people
- Sponsor
- Washington University School of Medicine
Crohn Disease, Vitamin D Deficiency
Effects of Supplementation of Vitamin D in Patients With Crohn's Disease
Thus, the aim of the current study is to assess the influence of vitamin D deficiency and, consequently, of serum calcium deficiency in the body composition, muscular activity, bone mineral density, fatigue, and exercise…
- Conditions
- Crohn Disease, Vitamin D Deficiency, Fatigue, Sarcopenia
- Trial name
- NCT02704624
- Testing
- Vitamin D
- Where
- Brazil
- Volunteers
- 110 people
- Sponsor
- Federal University of Juiz de Fora