Effect of Vitamin D Treatment in Primary Hyperparathyroidism
NCT00674154 · Status: COMPLETED · Phase: PHASE2/PHASE3 · Type: INTERVENTIONAL · Enrollment: 46
Last updated 2013-11-18
Summary
The primary aim of the study is to assess whether 6-months of vitamin D supplements can decrease PTH compared with placebo treatment in primary hyperparathyroidism.
Conditions
- Vitamin D Deficiency
- Primary Hyperparathyroidism
- Hypercalcemia
Interventions
- DRUG
-
Cholecalciferol
2800 IE daily in 52 weeks
Sponsors & Collaborators
-
University of Aarhus
lead OTHER
Principal Investigators
-
Lars Rolighed, MD
-
Lars Rejnmark, MD,PhD,DrMed
Study Design
- Allocation
- RANDOMIZED
- Purpose
- TREATMENT
- Masking
- QUADRUPLE
- Model
- PARALLEL
Eligibility
- Min Age
- 18 Years
- Sex
- ALL
- Healthy Volunteers
- No
Timeline & Regulatory
- Start
- 2008-05-31
- Primary Completion
- 2013-08-31
- Completion
- 2013-08-31
Countries
- Denmark
Study Locations
More Related Trials
-
Vitamin D Supplementation After Parathyroid Surgery
NCT00982722 ·Status: COMPLETED ·Phase: NA
-
Effect of Vitamin D Replacement During Winter Months in Patients With Hypertension
NCT01166165 ·Status: COMPLETED ·Phase: PHASE2
-
Studies of States With Resistance to Vitamin D and Parathyroid Hormone
NCT00001242 ·Status: COMPLETED
-
Abnormally High Parathyroid Hormone Levels Worsens Outcomes in Vitamin D Depleted Critical Care Patients
NCT06711874 ·Status: ACTIVE_NOT_RECRUITING
-
High-dose Vitamin D Supplementation for ADT-induced Side Effects
NCT02064946 ·Status: COMPLETED ·Phase: NA
-
Comparative Effectiveness of Vitamin D and Repletion Strategies
NCT01524874 ·Status: COMPLETED ·Phase: NA
-
Vitamin D3 Supplementation in Dialysis Patients
NCT01312714 ·Status: COMPLETED ·Phase: PHASE2
-
Vitamin D Supplementation and Male Infertility: The CBG-study a Randomized Clinical Trial
NCT01304927 ·Status: COMPLETED ·Phase: PHASE2/PHASE3
-
Effect of Vitamin D Supplementation on Coronary Calcification and Parathyroid Hormone in CKD Patients
NCT01672047 ·Status: UNKNOWN ·Phase: NA
-
Effect of Vitamin D Replacement in Patients With Urolithiasis
NCT01349764 ·Status: TERMINATED
-
The Effect of Vitamin D Supplementation on Calcium Excretion in Thalassemia: a Dose Response Study
NCT01323608 ·Status: UNKNOWN ·Phase: PHASE4
-
A Study on Oral Vitamin D Megadoses
NCT01067898 ·Status: COMPLETED ·Phase: PHASE4
-
Treatment of Vitamin D Deficiency With Large Bolus Cholecalciferol
NCT04120064 ·Status: TERMINATED ·Phase: PHASE1
-
Optimal Doses of Ergocalciferol Supplementation for Treatment of Hypovitaminosis D in Adults
NCT03228862 ·Status: UNKNOWN ·Phase: PHASE4
-
Optimizing Vitamin D in the Elderly
NCT01554241 ·Status: COMPLETED ·Phase: NA
-
Effect of Vitamin D Treatment on Fatigue
NCT02022475 ·Status: COMPLETED ·Phase: PHASE3
-
Cholecalciferol Supplementation Effect on Parathyroid Hormone in Hemodialysis Patients
NCT03648528 ·Status: COMPLETED ·Phase: PHASE4
-
Vitamin D Metabolism in Patients With Endocrine Disorders
NCT04844164 ·Status: COMPLETED ·Phase: PHASE1
-
Cholecalciferol (Vitamin D3) Therapy in Chronic Kidney Disease (CKD) Subjects
NCT00427037 ·Status: COMPLETED ·Phase: NA
-
Effects of Vitamin D Supplementation in Obesity
NCT01037140 ·Status: COMPLETED ·Phase: PHASE4
-
Efficacy of a Once Daily Calcium and Vitamin D Fortified Food Product to Improve Bone Microarchitecture
NCT02375503 ·Status: COMPLETED ·Phase: NA
-
Studies With 1,25-Dihydroxycholecalciferol
NCT00001151 ·Status: TERMINATED ·Phase: PHASE2
-
Treatment of Obesity With Vitamin D (40.000 IE Per Week for 1 Year)
NCT00243256 ·Status: COMPLETED ·Phase: PHASE2
-
Effects of Vitamin D on Renin Expression in Hypertensive Patients
NCT00585442 ·Status: TERMINATED ·Phase: EARLY_PHASE1
-
Vitamin D Effects on Prostate Pathology
NCT00741364 ·Status: UNKNOWN ·Phase: PHASE2