Clinical trials: Calcium Disorder
Calcium Oxalate Urolithiasis
Oxalobacter Formigenes Colonization and Urinary Oxalate Excretion
The purpose of this research study is to assess the efficacy of ingesting a small amount of the harmless bacterium Oxalobacter formigenes in establishing residence in the guts of healthy participants and to determine whether this…
- Trial name
- NCT03752684
- Testing
- Moderately high oxalate/low calcium diet non-colonized, Oxalobacter formigenes, Moderately high oxalate/low calcium diet colonized
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Heart Failure
Impact of Heart Failure on Calcium Homeostasis and Mitochondrial Function in Human Skeletal Muscle
The aim of this project is to investigate the impact of heart failure (HF) on calcium homeostasis, mitochondrial function and oxydative stress in human skeletal muscle.
- Trial name
- CALCICARD2 (NCT01956721)
- Testing
- Exercise training,, Muscle biopsy
- Where
- France
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Pediatric Fractures, Hypovitaminosis D
Bone Outcomes, Obesity, Sunlight, and Trauma in Children
Prospective case-control study of children (3-15 years) after low-energy trauma. We compare serum bone metabolic markers (25OHD, PTH, ALP, calcium, phosphate), BMI/percentile, and dietary calcium intake between fracture and…
- Conditions
- Pediatric Fractures, Hypovitaminosis D, Obesity and Overweight
- Trial name
- BOOST (NCT07143552)
- Where
- 2 sites in Italy
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Paracelsus Medical University
Cardiovascular Diseases, Heart Diseases
Aortic Calcium: Epidemiology and Progression -- Ancillary to MESA
To study the epidemiology of aortic calcium.
- Conditions
- Cardiovascular Diseases, Heart Diseases, Atherosclerosis, Coronary Arteriosclerosis
- Trial name
- NCT00059124
- Volunteers
- 1,980 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Chronic Kidney Disease-Mineral and Bone Disorder
To Investigate the Bone and Muscle Abnormalities in Patients With Chronic Kidney Disease With MRI
Patients with chronic kidney disease (CKD) have a higher risk of fractures than those without. The purpose of this study is to develop a non-invasive Magnetic resonance imaging (MRI) method that can improve fracture risk…
- Trial name
- NCT04564924
- Testing
- DXA
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Tongji Hospital
Basic Science, Orthodontic Appliance Complication
Clinical Effectiveness of the Calcium Chloride (CaCl2) Surface- Treated Orthodontic Mini Implant (OMI)
The goal of this split mouth, randomised control study was to compare the clinical effectiveness of surface treated Calcium Chloride orthodontic mini implant in orthodontic patients.
- Conditions
- Basic Science, Orthodontic Appliance Complication, Malocclusion
- Trial name
- NCT06607536
- Testing
- calcium chloride surface treatment in mini implant, Acid Etched
- Where
- Malaysia
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Universiti Teknologi Mara
Postpartum Hemorrhage, Pregnancy Related
Pharmacokinetic Equivalence of Calcium Gluconate and Calcium Chloride in Parturients
Calcium is a life saving medicine in the care of parturients. It has many important uses including treatment of hypocalcemia, treatment of magnesium toxicity, prevention of hypocalcemia during blood transfusion (of citrate…
- Conditions
- Postpartum Hemorrhage, Pregnancy Related, Hypocalcemia, Parturition Complication
- Trial name
- NCT05973747
- Testing
- Calcium Gluconate, Calcium chloride
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Stanford University
Rickets
Ultrasound Imaging and Quantitative Vibro-Acoustic Assessment of Rickets Under the Age of Ten
The goal of this study is to find out if the use of ultrasound pictures of bones can spot changes in the growth areas of children with rickets, a condition that affects how bones harden.
- Trial name
- NCT06385938
- Testing
- Ultrasound with quantitative vibro-acoustic assessment
- Volunteers
- healthy volunteers welcome
- Sponsor
- Mayo Clinic
Postmenopausal, Vitamin D Deficiency
Study to Observe the Capability to Absorb Calcium as an Measure of Adequate Levels of Vitamin D
The purpose of this study is to determine the capability to absorb calcium as a measure of the sufficient levels of Vitamin D. Calcium absorption will be measured at baseline and after vitamin D3, by dual calcium isotope…
- Trial name
- NCT01119378
- Testing
- Dual isotope technique
- Where
- United States
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- Winthrop University Hospital
Vitamin D Deficiency, Iodine Deficiency
Vitamin D, Iodine, and Lead Levels in Haitian Infants and Children.
Vitamin D deficiency is common worldwide, including in infants and children, and rickets remains a public health concern in many developing countries.
- Conditions
- Vitamin D Deficiency, Iodine Deficiency, Hypothyroidism, Rickets
- Trial name
- Haiti (NCT02301520)
- Where
- 2 sites in Haiti
- Volunteers
- 299 people, healthy volunteers welcome
- Sponsor
- Boston Children's Hospital
Dentin, Carious, Indirect Pulp Capping
Clinical Success of Indirect Pulp Capping: 1-Year Follow-Up
The goal of this clinical trial is to compare the clinical success of theracal pt, therabase, and biodentine indirect pulp capping on primary molars with deep dentin caries.
- Trial name
- NCT06325540
- Testing
- indirect pulp capping with theracal pt, indirect pulp capping with therabase, indirect pulp capping with biodentine
- Where
- Turkey (Türkiye)
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- Saglik Bilimleri Universitesi
Vitamin D Deficiency, Calcium
Resistive Exercise Versus HIIT on Calcium and Vitamin D
A comparison between resistive exercise and high intensity interval trainig on calcium and vitamin d in premenopausal women.
- Conditions
- Vitamin D Deficiency, Calcium, Premenopause
- Trial name
- NCT05795504
- Testing
- resistive exercise, high intensity interval training, calcium and vitamin D
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Cairo University
Tooth Discoloration
Tooth Discoloration Induced by Pulpotomy Materials
Vital pulp therapy including pulpotomy is commonly used for managing teeth with carious pulp exposure instead of performing root canal therapy.
- Trial name
- NCT04346849
- Testing
- Pulpotomy
- Where
- 2 sites in Jordan
- Volunteers
- 107 people, healthy volunteers welcome
- Sponsor
- Jordan University of Science and Technology
Rheumatoid Arthritis, Crohn's Disease
Tumor Necrosis Factor Decreases Vitamin D Dependant Calcium Absorption
This study is a pilot study to determine whether patients with TNFα excess have decreased calcium absorption in response to calcitriol (1,25-dihydroxyvitamin D, the active form of vitamin D) compared to normal controls.
- Trial name
- NCT00427804
- Testing
- calcitriol
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Atlanta VA Medical Center
Hypocalcemia
Effect of Preoperative High-dose Cholecalciferol in Prevention of Post-thyroidectomy Hypocalcaemia
Hypocalcaemia after thyroidectomy is observed with increasing frequency, often resulting in prolonged hospital stay with increased use of resources, delayed return to work and reduced quality of life.
- Trial name
- NCT05586529
- Testing
- Cholecalciferol
- Where
- Pakistan
- Volunteers
- 170 people, healthy volunteers welcome
- Sponsor
- Pak Emirates Military Hospital
Dental Plaque, Saliva Altered
Effects of Two Sugar Substituted Chewing Gums on Caries and Gingivitis Variables
The purpose of this study is to determine the effect of three times a day mastication, during a follow-up period of 4 weeks, of two sugar-substituted chewing gums on various factors associated with dental caries and gingivitis.
- Conditions
- Dental Plaque, Saliva Altered, Gingivitis
- Trial name
- NCT01578603
- Testing
- xylitol, casein phosphopeptide amorphous calcium phosphate complex
- Where
- Colombia
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Universidad de Antioquia
Obesity, Diabetes
Calcium-protein Co-ingestion and Gut Hormones
Gut hormones have therapeutic potential in the prevention and treatment obesity and type 2 diabetes (T2D). Rodent evidence suggests that calcium may potentiate the effects of protein ingestion on gut hormone secretion.
- Trial name
- NCT03370497
- Testing
- Milk Mineral Supplement, Whey Protein Hydrolysate
- Where
- United Kingdom
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of Bath
Skin Laxity
Combined Focused Ultrasound and Calcium Hydroxylapatitie Filler for Skin Laxity and Volume Restoration
Non-invasive treatment options such as focused ultrasound has been used with success for the treatment of skin laxity in various parts of the body including the face, neck, décolletage, arms, buttocks, thighs, and legs.
- Trial name
- NCT04176068
- Testing
- calcium hydroxylapatite (Radiesse) and IFUS (Ulthera)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Unexplained Infertility, Polycystic Ovarian Syndrome
Nimodipine to Prevent LH Surge During Ovulation Induction: Blinded Placebo-controlled RCT
The main purpose of this study is to test the effectiveness of nimodipine in preventing a luteinizing hormone (LH) surge in women undergoing ovulation induction with clomiphene citrate.
- Conditions
- Unexplained Infertility, Polycystic Ovarian Syndrome, Anovulatory
- Trial name
- NIMO (NCT01672801)
- Testing
- Nimodipine
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Boston IVF
Vitamin D Deficiency, Vitamin D Insufficiency
Trial to Assess Vitamin D Requirements in Lactating Women
This is a randomized, placebo-controlled trial of vitamin D supplementation with 20mcg cholecalciferol (to achieve a total intake of 25mcg/day), with or without 500mg calcium to assess vitamin D requirements in lactating women…
- Trial name
- DMUMs (NCT01349127)
- Testing
- 20µg Vitamin D3, 20µg Vitamin D3 + 500 mg Calcium
- Where
- Ireland
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- University College Cork