Vitamin D Supplementation to Prevent Vitamin D Deficiency for Children With Epilepsy

Exclusion Criteria

• •1. Children with pre-existing vitamin D metabolism problems; because they are known to need different vitamin D doses and monitoring for clinical improvement:
• •* Vitamin D dependent rickets
• •* Malabsorption syndromes like celiac disease, inflammatory bowel disease
• •* Renal disease
• •* Hepatic disease
• •2. Children who are not safe to start vitamin D supplementation; because vitamin D supplementation will causes toxicity and induces nephrocalcinosis:
• •* Hypercalcemia at baseline total corrected calcium \>2.5mg/dl
• •* Vitamin D level \> 250 nmol/L
• •* Urine calcium: creatinine ration \> 1.2 mol/mol, or \> 0.41g/g.