Clinical trials: Dietary Calcium Deficiency
Hypophosphatasia
Open-Label Study of Asfotase Alfa in Infants and Children ≤ 5 Years of Age With Hypophosphatasia (HPP)
This clinical trial was conducted to study hypophosphatasia (HPP), a bone disorder caused by gene mutations or changes. These gene mutations cause low levels of an enzyme needed to harden bone.
- Trial name
- NCT01176266
- Testing
- asfotase alfa
- Where
- 23 sites in United States, Australia and 10 more
- Volunteers
- 69 people
- Sponsor
- Alexion Pharmaceuticals, Inc.
Secondary Hyperparathyroidism, Chronic Kidney Disease
The Effect of Diuretics on Mineral and Bone Disorder in Chronic Kidney Disease Patients
Chronic kidney disease (CKD) patients often have associated systemic hypertension due to volume retention, as one of the mechanisms, therefore the use of diuretics is widespread in this population.
- Trial name
- NCT03082742
- Testing
- Hydrochlorothiazide, Furosemide
- Where
- Brazil
- Volunteers
- 52 people
- Sponsor
- University of Sao Paulo General Hospital
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
Rendu Osler Disease
Calcium-phosphate Complications Induced by IV Iron Supplementation in Patients With Rendu-Osler Disease
Hypophosphatemia induced by treatments with injectable iron is a frequent side effect already reported during marketing. Situations of osteomalacia secondary to these hypophosphatemias are rarer and reported in the form of case…
- Trial name
- OS-LERETRO (NCT05544669)
- Where
- France
- Volunteers
- 220 people
- Sponsor
- University Hospital, Strasbourg, France
Secondary Hyperparathyroidism, Chronic Kidney Disease
Vitamin D Deficiency in Chronic Kidney Disease (CKD) Patients
This is an open label, single center, randomized, active comparator controlled study, comparing the effects of vitamin D replacement using oral ergocalciferol versus paricalcitol on parathyroid hormone (PTH) levels in patients…
- Trial name
- NCT00958451
- Testing
- Paricalcitol, Ergocalciferol
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Salem Veterans Affairs Medical Center
Hyperparathyroidism; Secondary, Renal
Efficacy and Safety of Cinacalcet in Ca, P and iPTH Levels in Patients With Mild, Moderate and Severe SHPT
1. To evaluate achievement ratio of iPTH,Calcium and phosphorus after taking Cinacalcet HCL in hemodialysis subjects with mild, moderate and severe SHPT; 2.
- Trial name
- ACTIVE (NCT03123406)
- Testing
- Cinacalcet HCl
- Where
- China
- Volunteers
- 750 people
- Sponsor
- Kyowa Kirin China Pharmaceutical Co., Ltd.
Ckd-Mbd
Relationship Between Cardiopulmonary Exercise Testing and Ca-P in Chronic Kidney Disease (CKD)
Reductions in exercise capacity associated with exercise intolerance augment cardiovascular disease risk and predict mortality in chronic kidney disease.
- Trial name
- NCT04013139
- Testing
- CPET
- Where
- Iran
- Volunteers
- 200 people
- Sponsor
- Shahid Beheshti University of Medical Sciences
Hypophosphatasia
Post-approval Clinical Study of Asfotase Alfa Treatment for Patients With Hypophosphatasia (HPP) in Japan
This is a multicenter study in Japan. Eleven sites which have already participated in the investigator-initiated clinical study (Early Access Program) will participate in this study.The objective of this study is to gain further…
- Trial name
- NCT02531867
- Testing
- Asfotase Alfa
- Volunteers
- 13 people
- Sponsor
- Alexion Pharmaceuticals, Inc.
Calcium and Vitamin D Deficiencies
Calcichew D3 Preference Study in Participants Eligible for Calcium and Vitamin D Supplementation.
The purpose of this study is to compare the preference of Calcichew D3 500/400 (containing 500 mg calcium and 400 IU of vitamin D) with Adcal-D3 600/400 (containing 600 mg of calcium and 400 IU of vitamin D) in Test Group 1, and…
- Trial name
- NCT02457247
- Testing
- Calcichew D3, Adcal-D3, Kalcipos-D
- Where
- 9 sites in Germany, United Kingdom
- Volunteers
- 276 people
- Sponsor
- Takeda
Primary Hyperoxaluria Type 1
A Study of DCR-PH1 in Patients With Primary Hyperoxaluria Type 1 (PH1)
A phase 1 study of DCR-PH1 in patients with primary hyperoxaluria type 1 (PH1) to determine the safety, tolerability, pharmacokinetic (PK) and pharmacodynamics (PD) effects of DCR-PH1 administered via-intravenous infusion (IV)
- Trial name
- NCT02795325
- Testing
- DCR-PH1
- Where
- 2 sites in Germany, Netherlands
- Volunteers
- 41 people
- Sponsor
- Dicerna Pharmaceuticals, Inc., a Novo Nordisk company
Early Childhood Caries, Vitamin D Deficiency
Vitamin D Status With Early Childhood Caries
Studies that give people vitamin D supplements to prevent caries have found that vitamin D is effective at preventing the development of caries.
- Trial name
- NCT03521492
- Testing
- serum vitamin D , calcium , parathyroid hormone and albumin level
- Where
- Saudi Arabia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ministry of Health, Saudi Arabia
HIV Infections, Cardiovascular Diseases
Interactions Between HIV Protease Inhibitors and Calcium Channel Blockers
Diltiazem CD and amlodipine are drugs used to treat heart disease and high blood pressure. The purpose of this study is to find out if these drugs interact with the anti-HIV drugs indinavir and ritonavir.
- Conditions
- HIV Infections, Cardiovascular Diseases, Hypertension
- Trial name
- NCT00039975
- Testing
- Indinavir sulfate, Ritonavir, Amlodipine
- Where
- 9 sites in United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Adynamic Bone Disease, Chronic Kidney Diseases
Treatment of Adynamic Bone Disorder With Parathyroid Hormone in Chronic Kidney Disease
This study is a 1:1 randomized controlled trial with an intervention for 18 months and a follow up period of 12 months. The purpose of the study is to assess the safety and efficacy of recombinant human parathyroid hormone for…
- Conditions
- Adynamic Bone Disease, Chronic Kidney Diseases, Cardiac Disease, Chronic Kidney Disease-Mineral and Bone Disorder
- Trial name
- NCT04522622
- Testing
- Teriparatide, DXA,VFA, X-ray, HR-pQCT, 18-F NAF PET/CT, Bone biopsy
- Where
- 4 sites in Denmark
- Volunteers
- 48 people
- Sponsor
- Ditte Hansen
Micronutrient Deficiency
Assessing the Quality of Breast Milk
The purpose of the study is to establish a protocol for collecting representative samples of breastmilk (BM) that can be used to assess the effect of maternal micronutrient (MN) supplementation on milk MN concentrations.
- Trial name
- NCT02756026
- Testing
- Multiple micronutrient supplement (Nutri-Fem)
- Where
- Bangladesh
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- USDA, Western Human Nutrition Research Center
X-linked Hypophosphatemia
Study of KRN23 in Adults With X-linked Hypophosphatemia (XLH)
The primary efficacy objective of this study is to establish the effect of burosumab treatment compared with placebo on increasing serum phosphorus levels in adults with XLH.
- Trial name
- NCT02526160
- Testing
- burosumab
- Where
- 25 sites in United States, France and 5 more
- Volunteers
- 134 people
- Sponsor
- Kyowa Kirin, Inc.
Calcium Deficiency
Effect of Calcium-fortified Cereal Bars on Dietary Calcium Intake in Women
The purpose of this study is to determine whether eating Kellogg's Nutri-Grain cereal bars will increase calcium intake in healthy adult women.
- Trial name
- NCT01508689
- Testing
- Receive Kellogg's Nutri-Grain® cereal bars first, Receive Kellogg's Nutri-Grain® cereal bars second
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Texas Woman's University
Calcium Deficiency, Vitamin D Deficiency
Human Pharmacology Trial of Calcium-vitamin D3 Tablet in Healthy Participants
The purpose of this study is to demonstrate that the intestinal absorption of calcium from a newly developed calcium carbonate-vitamin D3 chewable tablet formulation increases the amount of calcium excreted in urine and decreases…
- Trial name
- Osteopro (NCT01639222)
- Testing
- Calcium 500 mg and Vitamin D3 800 IU, Low calcium meals
- Where
- Germany
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Takeda
DiGeorge Anomaly, Complete DiGeorge Anomaly
Phase I/II Thymus Transplantation With Immunosuppression #950
The study purpose is to determine if cultured thymus tissue implantation (CTTI) (previously described as transplantation) with tailored immunosuppression based on the recipient's pre-implantation T cell population is a safe and…
- Conditions
- DiGeorge Anomaly, Complete DiGeorge Anomaly, Complete Atypical DiGeorge Anomaly, Complete DiGeorge Syndrome
- Trial name
- #950 (NCT00579527)
- Testing
- Cultured Thymus Tissue for Implantation (CTTI), Cultured Thymus Tissue Implantation and Parental Parathyroid Transplantation, Blood Draw
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- Sumitomo Pharma Switzerland GmbH
Chronic Kidney Disease, Vitamin D Deficiency
Vitamin D and Coronary Calcification Study
Patients with chronic kidney disease (CKD) have a higher mortality rate than the general population, with cardiovascular disease (CVD) accounting for approximately 50% of deaths.
- Conditions
- Chronic Kidney Disease, Vitamin D Deficiency, Coronary Calcification, Disorders of Calcium and Bone Metabolism
- Trial name
- VCOR (NCT00752102)
- Testing
- Calcitriol (Rocaltrol®), Paricalcitol
- Where
- United States
- Volunteers
- 44 people
- Sponsor
- Joslin Diabetes Center
Renal Osteodystrophy
Renal Osteodystrophy: A Fresh Approach
There are two major goals of this project: 1. Comparison of DXA and QCT for diagnosis of bone loss in CKD-5 patients and determination of the prevalence of low bone turnover in CKD-5 patients with bone loss. 2.
- Trial name
- NCT00859612
- Where
- United States
- Volunteers
- 464 people
- Sponsor
- Hartmut Malluche, MD