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Found 2251 studies with search of: Calcium
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Rank Status Study
1 Completed Effect of Calcium Supplement Particle Size and Vitamin D Supplement on Calcium Retention in Adolescent Girls
Condition: Osteoporosis
Interventions: Dietary Supplement: Small Particle Size Calcium Carbonate Supplement;   Dietary Supplement: Large Particle Size Calcium Carbonate Supplement;   Dietary Supplement: Vitamin D;   Dietary Supplement: Calcium Placebo
2 Completed Prevention of Hypocalcemia in Patients Undergoing Total Thyroidectomy Plus Central Neck Dissection
Condition: Hypocalcemia
Interventions: Dietary Supplement: Oral calcium plus vitamin D;   Dietary Supplement: Oral calcium alone
3 Completed Calcium, Dairy, and Body Fat in Adolescents
Conditions: Obesity;   Energy Metabolism
Interventions: Dietary Supplement: C (smoothies based on soy protein containing no additional calcium);   Dietary Supplement: B (smoothies based on soy protein containing calcium);   Dietary Supplement: A (smoothies based on dairy protein containing calcium)
4 Recruiting Calcium and Phosphorus Balance and Calcium Kinetics in Patients With Stage 3/4 Chronic Kidney Disease
Condition: Chronic Kidney Disease
Interventions: Dietary Supplement: 1500 mg/d elemental calcium as calcium carbonate;   Dietary Supplement: Placebo
5 Completed Bioequivalence Study Comparing Calcium Acetate Oral Solution Versus Calcium Acetate Gelcaps in Healthy Volunteers
Condition: Hyperphosphatemia
Interventions: Drug: Calcium Acetate Oral Solution 667 mg per 5 mL;   Drug: Calcium Acetate 667 mg GelCaps;   Dietary Supplement: Calcium Citrate 950 mg Caplets
6 Completed The Effect of Calcium Supplementation on Insulin Resistance and 24h Blood Pressure
Conditions: Hypertension;   Diabetes;   Insulin Resistance
Intervention: Dietary Supplement: tablets each containing of 1000mg elemental calcium (Mega-Calcium Sandoz)
7 Completed Vitamin D and Muscle Strength and Surface (Electromyography) EMG
Condition: Vitamin D Deficiency
Interventions: Drug: Cholecalciferol;   Drug: Calcium Carbonate;   Drug: cholecalciferol and calcium carbonate;   Other: lactose placebo;   Other: lactose granules and tablets
8 Recruiting Calcium for Prevention of Ovarian Hyperstimulation Syndrome
Condition: Ovarian Hyperstimulation Syndrome
Interventions: Drug: calcium;   Drug: 0.9 % saline
9 Completed Supplimentation With 2000IU Vitamin D, 1gm Calcium or Both on Calcium Absorption and BMC in Children With JRA
Condition: Juvenile Rheumatoid Arthritis
Interventions: Dietary Supplement: Cholecalciferol;   Dietary Supplement: Calcium Carbonate;   Dietary Supplement: 2000IU cholecalciferol plus 1 gm calcium
10 Not yet recruiting High Dose Vitamin D and Calcium for Bone Health in Individuals Initiating HAART
Condition: HIV-1 Infection
Interventions: Drug: Atripla;   Drug: Calcium Carbonate;   Drug: Vitamin D3;   Drug: Placebo for calcium carbonate;   Drug: Placebo for vitamin D3
11 Completed
Has Results 		Effects of Calcium and Phytate on Zinc Absorption
Condition: Dietary Zinc Absorption
Interventions: Dietary Supplement: Moderate Calcium, Low phytate Diet;   Dietary Supplement: Moderate Calcium, High Phytate Diet;   Dietary Supplement: High Calcium, Low Phytate Diet;   Dietary Supplement: High Calcium, High Phytate Diet
12 Completed Calcium Metabolism in Mexican American Adolescents
Condition: Osteoporosis
Interventions: Dietary Supplement: Low Calcium Diet;   Dietary Supplement: High Calcium Diet
13 Recruiting Human Intervention Study With Calcium Phosphate and Vitamin D
Condition: Healthy Subjects
Interventions: Dietary Supplement: calcium phosphate;   Dietary Supplement: vitamin d;   Dietary Supplement: calcium phosphate and vitamin d;   Other: placebo
14 Withdrawn Calcium, Vitamin D and Metformin to Treat Insulin Resistance in Obese African American Adolescent Females
Conditions: Insulin Resistance;   Insulin Sensitivity;   Obesity;   Vitamin D Deficiency
Interventions: Drug: Calcium and Vit D;   Drug: Metformin, Vit D and Calcium
15 Active, not recruiting Effect of Calcium + Vitamin D Supplementation on Weight Management in Very-low Calcium Consumers
Conditions: Obesity;   Overweight
Interventions: Drug: Calcium Carbonate;   Behavioral: Energy restriction
16 Completed Calcium and Vitamin D Malnutrition in Elderly Women
Conditions: Osteoporosis;   Secondary Hyperparathyroidism
Interventions: Dietary Supplement: calcium supplementation;   Dietary Supplement: calcium and vitamin D3 supplementation;   Dietary Supplement: Placebo
17 Completed Effects of Lowering Dialysate Calcium Level on Progression of Coronary Artery Calcification and Bone Histomorphometry
Conditions: End-Stage Renal Disease;   Hemodialysis
Interventions: Drug: Low dialysate calcium;   Drug: high dialysate calcium
18 Completed Study of the Effect of a Calcium-rich Diet on Bone Health in Girls
Condition: Bone Health
Interventions: Other: calcium-rich diet;   Other: Calcium rich diet
19 Completed Calcium Metabolism in Asian Adolescents
Conditions: Bone Mineralization;   Adolescent Development
Interventions: Dietary Supplement: Beverage containing calcium citrate malate;   Dietary Supplement: Beverage fortified with calcium citrate malate
20 Completed Vitamin D Deficiency, Muscle Pain, Joint Pain, and Joint Stiffness in Postmenopausal Women Receiving Letrozole For Stage I-III Breast Cancer
Conditions: Arthralgia;   Musculoskeletal Complications;   Pain;   Recurrent Breast Cancer;   Stage I Breast Cancer;   Stage II Breast Cancer;   Stage IIIA Breast Cancer;   Stage IIIB Breast Cancer;   Stage IIIC Breast Cancer
Interventions: Drug: letrozole;   Dietary Supplement: calcium carbonate;   Other: laboratory biomarker analysis;   Dietary Supplement: calcium citrate;   Dietary Supplement: calcium glucarate;   Drug: calcium gluconate;   Dietary Supplement: cholecalciferol;   Procedure: assessment of therapy complications;   Procedure: musculoskeletal complications management/prevention

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