Clinical trials: Calcium Disorder
Colorectal Cancer
Calcium: Magnesium Balance, Microbiota, and Necroptosis and Inflammation
Transient receptor potential melastatin 7 (TRPM7), a magnesium (Mg) -regulated chanzyme possessing both ion channel and kinase activities, has a much stronger affinity to Mg2+ than calcium (Ca)2+.
- Trial name
- NCT04229992
- Testing
- Magnesium glycinate
- Where
- United States
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Hypertension, Vitamin D Deficiency
Blood Pressure in Blacks and Calcium (BBC) and Vitamin D Study
Adequate levels of vitamin D are essential for bone health at all ages but low levels of vitamin D may also negatively impact other aspects of health such as blood pressure.
- Trial name
- BBC (NCT03070483)
- Testing
- Cholecalciferol
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- Loyola University
Dentin Sensitivity
A Clinical Study to Evaluate the Anti-Sensitivity Effect of a Calcium Sodium Phosphosilicate Toothpaste in a Population of Dentin Hypersensitivity Sufferers
The aim of this study is to confirm the clinical dentin hypersensitivity (DH) efficacy of a 5 percent (%) calcium sodium phosphosilicate (CSPS) toothpaste.
- Trial name
- NCT06378008
- Testing
- CSPS toothpaste, Regular fluoride toothpaste (Crest Cavity Protection)
- Where
- Canada
- Volunteers
- 217 people, healthy volunteers welcome
- Sponsor
- HALEON
Osteoporosis
The Effect of Protein on Calcium Absorption and Gastric Acid Production
We have established that dietary protein is an important regulator of intestinal calcium absorption in humans. However, we do not understand the mechanism by which dietary protein is affecting calcium absorption.
- Trial name
- NCT00719160
- Testing
- esomeprazole
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Yale University
Caries, Dental Pulp Exposure
Calcium Hydroxide, Mineral Trioxide Aggregate and Biodentine (Trademark) as Direct Pulp Capping of Permanent Teeth
Background: Dental caries is considered an oral health problem worldwide. In Chile the last national epidemiological study (2007) showed a national prevalence of dental caries in children 6 years (70.3%) and 12 (62.5%).
- Trial name
- NCT02492841
- Testing
- Mineral trioxide aggregate, Calcium hydroxide, Biodentine
- Where
- Chile
- Volunteers
- 169 people, healthy volunteers welcome
- Sponsor
- Universidad de los Andes, Chile
Osteoporosis, Osteopenia
Does Treatment of Hypovitaminosis D Increase Calcium Absorption?
The purpose is to perform a one-year study designed to assess whether treatment of hypovitaminosis D increases intestinal absorption of calcium, subsequent retention of calcium within bone, decreases bone turnover, and favorably…
- Conditions
- Osteoporosis, Osteopenia, Vitamin D Deficiency, Hypoparathyroidism
- Trial name
- NCT00581828
- Testing
- Vitamin D
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Calcinosis Cutis
Efficacy of Intralesional Sodium Thiosulfate Versus Intralesional Saline for Dystrophic and Idiopathic Calcinosis Cutis
The purpose of our research is to compare the effectiveness of 125mg/50ml sodium thiosulfate (STS) solution to normal saline (0.9% sodium chloride) when injected intralesionally for the treatment of calcinosis cutis.
- Trial name
- NCT03639779
- Testing
- Sodium Thiosulfate, Saline Solution
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University of Central Florida
Hypercholesterolemia
Actual Use Trial of Atorvastatin Calcium 10 mg
The purpose of this actual use study is to simulate the over the counter use of atorvastatin calcium 10 mg.
- Trial name
- NCT01964326
- Testing
- Atorvastatin calcium 10 mg
- Where
- 37 sites in United States
- Volunteers
- 1,311 people, healthy volunteers welcome
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
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
Vitamin D Deficiency
Treatment of Vitamin D Insufficiency
The purpose of this study is to answer the following questions: Does vitamin D increase calcium absorption, bone mass and muscle mass and function in women past menopause who have mildly low vitamin D levels? Do these benefits…
- Trial name
- NCT00933244
- Testing
- High Dose Vitamin D3, Low Dose Vitamin D3
- Where
- United States
- Volunteers
- 230 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Osteoporosis, Sarcopenia
Effect of Potassium Bicarbonate Supplementation on Bone and Muscle in Older Adults
There is increasing evidence that the acid-base balance of diet plays an important role in the health of bones and muscles. An excess of acid in the body can result in calcium loss and muscle breakdown.
- Trial name
- NCT00357214
- Testing
- Potassium Bicarbonate, Sodium Bicarbonate, Potassium Chloride
- Where
- United States
- Volunteers
- 171 people, healthy volunteers welcome
- Sponsor
- Tufts University
Glucose Intolerance, Type 2 Diabetes Mellitus
Vitamin D and Calcium Homeostasis for Prevention of Type 2 Diabetes
The purpose of the randomized trial is to quantify the effect of vitamin D and calcium supplementation on beta-cell function, insulin sensitivity, glucose tolerance and systemic inflammation and other cardiometabolic outcomes in…
- Conditions
- Glucose Intolerance, Type 2 Diabetes Mellitus, Metabolic Syndrome
- Trial name
- CaDDM (NCT00436475)
- Testing
- Vitamin D3 2,000 IU orally once daily, Calcium Carbonate 400 mg orally twice daily
- Where
- United States
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Tufts Medical Center
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
Atherosclerosis, Plaque, Atherosclerotic
Assessment of Coronary Artery Calcium in Active Duty Enlisted Military Members With 10 or More Years of Service
Hypothesis: Enlisted military members with 10 or more years of service and at least one cardiovascular risk factor will demonstrate a higher risk of future cardiac events as assessed by coronary artery calcium (CAC) scoring than…
- Trial name
- NCT02009930
- Where
- United States
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- David Grant U.S. Air Force Medical Center
Osteoporosis, Aging
Exercise Mode and Acute Bone Resorption
Endurance exercise is often recommended to improve cardiometabolic health and maintain bone health throughout life and to prevent osteoporotic fracture.
- Trial name
- NCT04815824
- Testing
- Exercise Mode
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Osteoporosis
PTH And Calcium Responses to Exercise in Older Adults Experiment 2 (PACE Sr. 2)
Declines in serum calcium during exercise may cause increases in markers of bone resorption. This study will determine if preventing the decline serum ionized calcium experienced at the onset of exercise through the use of a…
- Trial name
- NCT02580604
- Testing
- Calcium Chloride/Calcium Gluconate, Half-Normal Saline
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Atherosclerosis
A Study of Atherosclerosis in Patients After Radiation Treatment for Breast Cancer
The purpose of this study is to compare plaque burden in the coronary and carotid arteries 5 years after adjuvant radiotherapy in women with right sided breast cancer vs left sided breast cancer.
- Trial name
- ABCART (NCT00960401)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Winthrop University Hospital
Anxiety
An 8 Week Open-Label Study to Evaluate the Efficacy and Safety of Acamprosate Calcium (Campral) as Augmentation Therapy in Patients With Anxiety Symptoms Who Are Only Partial Responders to SSRI or SNRI Antidepressants
This study is designed to evaluate anxious patients who are only partially responsive to typical SSRI or SNRI anti-anxiety medication therapy.
- Trial name
- NCT00591565
- Testing
- Acamprosate
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- State University of New York - Upstate Medical University
Urinary Stones
Acoustic Enhancer Research on Laser Lithotripsy (AEROLITH)
A pivotal study to evaluate the safety and effectiveness of Applaud Acoustic Enhancer when used in conjunction with conventional ureteroscopic laser lithotripsy (URS-LL) in the treatment of subjects with urinary stones.
- Trial name
- AEROLITH (NCT04563039)
- Testing
- Ureteroscopy Laser Lithotripsy (URS-LL) with Acoustic Enhancer, Standard Ureteroscopic Laser Lithotripsy
- Where
- 23 sites in United States
- Volunteers
- 196 people, healthy volunteers welcome
- Sponsor
- Avvio Medical
Obesity, Overweight
Effect of Calcium + Vitamin D Supplementation on Weight Management in Very-low Calcium Consumers
The purpose of the study is to determine whether calcium plus vitamin D supplementation is conducive to weight and fat loss during energy restriction in very-low calcium consumers.
- Trial name
- NCT01447433
- Testing
- Calcium Carbonate, Energy restriction
- Where
- China
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Changhai Hospital