Clinical trial · Interventional
Routine Calcium for Preventing Hypocalcemia
Routine Low-dose Calcium and Vitamin D Supplementation for Preventing Symptomatic Postthyroidectomy Hypocalcemia
NCT03484416CI-TRIAL-00032305completedN/AClinicalTrials.gov clinicaltrialsProvenance
- Source
- ClinicalTrials.gov
- Retrieved
- Sep 8, 2026
- Layer
- normalized (units and labels harmonized; values unchanged)
- Run
- ING-CLINICALTRIALS-20260908-000001
Summary
Brief summary (as posted)
The present study investigated the effect of routine calcium and vitamin D supplementation and tried to find the predictors for postoperative hypocalcemia in patients with thyroid cancer.
Conditions
Conditions (1)
Free-text conditions as registered, with the CancerIndex entity they were reconciled to and the match type.
| Condition (as posted) | Mapped entity | Match | Confidence |
|---|---|---|---|
| Thyroid Neoplasm | Thyroid Gland Neoplasm | ALIAS | 0.90 |
Interventions
Interventions (1)
| Intervention | Type | Mapped drug | Match |
|---|---|---|---|
| Calcium Carbonate 1500 Mg with Vitamin D | Drug | — | UNRESOLVED |
Design
Arms and outcomes
Arms (2)
- type
- ACTIVE_COMPARATOR
- label
- Routine calcium
- description
- Patients in the routine calcium group received oral supplements of 1,500 mg/day elemental calcium (by calcium carbonate) and 1,000 IU/day cholecalciferol for 2 weeks, beginning on the first postoperative day
- interventionNames
- Drug: Calcium Carbonate 1500 Mg with Vitamin D
- type
- NO_INTERVENTION
- label
- control
- description
- Patients in the control group did not receive calcium or cholecalciferol for 2 weeks
Primary outcomes (2)
- measure
- symptomatic hypocalcemia
- timeFrame
- postoperative day 1
- description
- Symptomatic hypocalcemia was defined as an ionized calcium concentration below 4.6 mg/dL (normal range, 4.6-5.4 mg/dL) associated with hypocalcemic symptoms.
Eligibility
Eligibility (as posted)
- Sex
- All
- Minimum age
- 20 Years
Show eligibility criteria text
Inclusion Criteria: * patients with thyroid cancer * euthyroid state * underwent total thyroidectomy Exclusion Criteria: * previous history of neck surgery or irradiation * calcium supplement before enrollment * hyperthyroidism or hypothyroidism * pregnancy
References
Publications (0)
Data not yet available
No reference posted for this study.