📖 Guidance
🔗 NICE CKS – Vitamin D deficiency in adults
25–50 nmol/L
👉 Only treat if the patient is one or more of the following:
Symptomatic
Has bone disease
Has risk factors for deficiency
Is at risk of developing deficiency in the future
💊 If treatment is indicated
Loading dose
50,000 units once a week for 6 weeks (300,000 IU in total).
Other regimens exist, check local formulary.
Maintenance
1,000–2,000 units daily
👉 Advise over the counter purchase only
Maintenance doses should not be prescribed
💡 Tip:
Use the AccuRx “Vitamin D insufficiency” template to quickly and clearly inform patients about OTC purchasing [tudor lodge]
⚠️ Key prescribing reminders
All maintenance Vitamin D supplementation (1,000–2,000 units daily) should be OTC, not prescribed
Avoid orodispersible or liquid preparations unless the patient has documented swallowing difficulties