About Ultra-D3 Tablets
Vitamin D supplement
Used for
- Prevention and treatment of vitamin D deficiency
- Support of calcium absorption and bone health
Usual adult dose
For deficiency, commonly 1,000–4,000 IU once daily; treatment regimens vary by severity.
Usual dose in children
For deficiency, commonly 1,000–2,000 IU once daily; dosing depends on age and clinical circumstances.
Common side effects
- Usually well tolerated at recommended doses
- Excess intake may cause nausea, constipation, weakness, or confusion
- High calcium levels may cause increased thirst and urination
Important warnings
- Excessive or prolonged use can cause dangerously high calcium levels
- Use caution with kidney disease, kidney stones, or high blood calcium
- Some conditions affect vitamin D metabolism and require monitoring
Pregnancy
Vitamin D is used during pregnancy when needed; dose should follow local guidance and avoid excessive intake.
Breastfeeding
Vitamin D is compatible with breastfeeding at recommended doses; infant supplementation may still be needed.
Interactions
- Thiazide diuretics may increase the risk of high calcium
- Digoxin: high calcium may increase abnormal heart rhythm risk
- Orlistat and bile-acid binders can reduce vitamin D absorption
- Some seizure medicines and rifampin can reduce vitamin D levels
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.