Clinical trials: Calcium Disorder
Hypersensitivity
Efficacy of Fluoride Varnish Containing Xylitol Coated Calcium Phosphate Versus Conventional Fluoride Varnish in Management of Hypersensitivity of Exposed Root Surfaces in Adult Patients
This clinical trial will be conducted to compare the efficacy of fluoride varnish containing xylitol coated calcium and phosphate or potassium nitrate gel versus conventional fluoride varnish in the management of hypersensitivity…
- Trial name
- NCT04472182
- Testing
- Fluoride varnish with xylitol coated calcium and phosphate
- Where
- Egypt
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Cairo University
Pseudohypoparathyroidism, Pseudohypoparathyroidism Type 1a
Theophylline for Treatment of Pseudohypoparathyroidism
Pseudohypoparathyroidism is a genetic disorder with limited treatment options, characterized by early-onset obesity, short stature, hormone resistance and cognitive impairment.
- Conditions
- Pseudohypoparathyroidism, Pseudohypoparathyroidism Type 1a, Albright Hereditary Osteodystrophy
- Trial name
- NCT04240821
- Testing
- Theophylline ER
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Jaclyn Tamaroff
Bone Turnover Rate Disorder, Calcium Metabolism Disorders
Effects of Lansoprazole on Bone Turnover Markers
Use of proton pump inhibitors (PPI) has increased in recent years. There are concerns that PPIs have possible negative effects on bone metabolism.
- Trial name
- NCT04814316
- Testing
- Blood and urine specimens
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ataturk University
Osteoporosis
Effect of High-Calcium Milk and Weight-Bearing Exercise on Bone Mineral Status of Pre-Pubertal Girls
Osteoporosis has been described as a paediatric disease with a geriatric outcome. This is because bone mass is acquired during youth and is progressively lost later in life, without symptom or pain, until a fracture occurs.
- Trial name
- Bone Health (NCT00979511)
- Testing
- milk and exercise
- Where
- Philippines
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Nutrition Center of the Philippines
Type 2 Diabetes
A Pilot Feasibility Study of Fibroblast Calcium and Glucoregulation in Health and Disease
The purpose of this research is to better understand how calcium and glucose may play a role in people developing diabetes. By doing this study, the investigator hopes to learn whether abnormal calcium and glucose responses in…
- Trial name
- NCT01917669
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Kentucky
Chronic Periodontitis
Relationship Between Chronic Periodontitis and Vitamin D and Calcium in Men
Objective: The objective was to evaluate whether serum vitamin D and calcium concentrations are associated with chronic periodontitis in Syrian men Methods: This study designed as "Matched Case-Control Study".200 males will be…
- Trial name
- NCT02127346
- Where
- Syria
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Damascus University
Osteoporosis
A Study to Estimate the Effect of Formulation on the Relative Absorption of SB-751689 Administered to Healthy Women
This study will examine the effects of formulation on the relative bioavailability of SB-751689 (400 mg) administered to healthy postmenopausal women.
- Trial name
- NCT00540878
- Testing
- SB-751689 oral tablets (400 mg)
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Hypocalcemia, Thyroid Diseases
Does Preoperative Calcium and Calcitriol Decrease Rates of Post Thyroidectomy Hypocalcemia?
The investigators are performing this study to determine if supplementation with calcium and calcitriol (vitamin D) before surgery decreases the rate of hypocalcemia (low calcium) after surgery.
- Trial name
- NCT03869398
- Testing
- Tums, Calcitriol
- Where
- United States
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Lahey Clinic
Hypoparathyroidism
Predicting Risk Factors of Postoperative Hypocalcemia After Total Thyroidectomy
With increasing economic pressures to shorten the length of hospital stay, there has been much recent interest in studying risk factors for the development of postoperative hypocalcemia.
- Trial name
- NCT04372225
- Testing
- analysis of hypocalcemia
- Where
- France
- Volunteers
- 477 people, healthy volunteers welcome
- Sponsor
- Aix Marseille Université
CT - Coronary Thrombosis
The Diagnostic Power Of Coronary CT Angiography In Patients With Chest Pain And Zero Calcium Score
To prove the non-used wide diagnostic range of CCTA in diagnosis of other causes of chest pain in addition to the traditional known role in coronary atherosclerosis.
- Trial name
- NCT06552663
- Testing
- CCTA
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Assiut University
Gastroesophageal Reflux Disease
PH Metry Study to Compare the Antacid Activity of Z0063 Versus Gaviscon Double Action Tablets, in Healthy Adult Subjects
Primary Objective: Pharmacodynamics: assessment by pH metry of the change in gastric pH (antacid activity) of Z0063, in comparison to the effect of Gaviscon Double Action Tablets, in healthy adult subjects.
- Trial name
- NCT03069963
- Testing
- Z0063, Gaviscon
- Where
- France
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Sanofi
Tooth Demineralization
Impact of Chewing Gum With CPP-ACP on Tooth Mineralisation in Situ
Monocentric, randomised, double-blind, cross-over controlled study with two arms. This study aims to analyse the impact on mineralisation of Sugar Free Gum (SFG) containing CPP-ACP in healthy adults.
- Trial name
- NCT03971084
- Testing
- Sugar free gum without CPP-ACP, Sugar free gum with CPP-ACP
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Mondelēz International, Inc.
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
Asthma
Detection of Cav1 Calcium Channels in Inflammatory Cells of Asthmatic Children
Asthma affects about 10% of children and 6% of adults in industrialized countries. Lymphocytes (L) Th2, a T cell population (LT) producing interleukin (IL) -4, 5 and 13 are broadly involved in this pathology in experimental…
- Trial name
- CAVASTHME (NCT02809560)
- Testing
- Induced sputum method using hypertonic serum
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital, Toulouse
Dental Caries
Optimised Fluoride Prevention by Double Rinse With Fluoride and Calcium
Aim: to determine the optimal Ca2+ concentration with 905 ppm F as NaF. Study design: Experimental study in 10 volunteers. Single blind mouth rinse with calcium lactate solution (150; 75; 0 mM Ca-lactate) is immediately followed…
- Trial name
- Fluor-Ca (NCT01473537)
- Testing
- calcium lactate solution
- Where
- Sweden
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Karolinska Institutet
Bone Loss, Alveolar Bone Resorption
Biomaterial Clinical Performance in a Socket Preservation Model
When a dental extraction is performed, sequential cascade of events happens that lead to a modeling and remodeling of the area. This phenomenon leads to bone resorption and consequential volume loss atrophy.
- Trial name
- NCT04789759
- Testing
- Socket Preservation - Bond Apatite synthetic bone substitute, Socket healing - No Filler
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- International Advanced Dentistry, Lisbon
Effect of Drug
Joint Health Study
Natural dietary health supplements that may improve quality of life by relieving joint discomfort have been of increasing interest.
- Trial name
- NCT05438979
- Testing
- Calcium Fructoborate
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Auburn University
Obesity, Overweight
Calcium Supplementation for a Healthy Weight-Lite (CaSHeW Lite)
The purpose of the study is to find out if taking calcium and vitamin D supplements, while following a low-calorie diet, can help people lose weight.
- Trial name
- NCT00386672
- Testing
- Reduced energy (lite) OJ fortified with Calcium and Vitamin D, Nutrition Counseling, Reduced energy (lite) OJ without Calcium and Vitamin D
- Where
- United States
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Pulp Necrosis, Apical Periodontitis
The Effect of Different Intra-canal Medications on Postoperative Pain
The aim of this study is to assess the effect of ibuprofen, nitrofurantoin, and calcium hydroxide on postoperative pain after endodontic treatment of necrotic mandibular posterior teeth Research question/hypothesis: In patients…
- Trial name
- NCT07603934
- Testing
- ibuprofen, Nitrofurantoin, Calcium Hydroxide
- Where
- Egypt
- Volunteers
- 111 people, healthy volunteers welcome
- Sponsor
- Cairo University
Pregnancy, Long QT Syndrome
Ventricular Repolarization During the Pregnancy-to-Postpartum Transition (QuTe)
Pregnancy and the postpartum period are accompanied by marked changes in heart rate, circulating hormones, and electrolyte balance that may influence ventricular repolarization.
- Trial name
- QuTe (NCT02931695)
- Testing
- Evaluation of QT interval duration, Circulating sex hormones levels sample
- Where
- France
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- French Cardiology Society