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Do not take more than 100 micrograms (4,000 IU) of vitamin D a day as it could be harmful. This applies to adults, including pregnant and breastfeeding women and the elderly, and children aged 11 to 17 years. Children aged 1 to 10 years should not have more than 50 micrograms (2,000 IU) a day.
NHS England guidance advises that vitamin D may be prescribed for people with osteoporosis (often with calcium) or a chronic condition or surgery that results in deficiency or malabsorption.
24 lut 2021 · The NHS provides general advice on vitamin D. This advice is particularly important for people who have been shielding this year due to coronavirus (COVID-19), or who are living in care homes,...
For people with specific dietary requirements, the NHS Specialist Pharmacy Service (SPS) provides guidance on prescribing vitamin D preparations for people with: Peanut or soya allergy . A vegetarian or vegan diet .
Serum 25(OH)D <25nmol/L: treatment recommended. Serum 25(OH)D 25-50nmol/L: treatment is recommended in patients with the following: fragility fracture, documented osteoporosis or high fracture risk. treatment with anti-resorptive medication for bone disease. symptoms suggestive of Vitamin D deficiency.
Your doctor will decide which type of vitamin D to recommend or prescribe depending on your condition. Calcitriol is a natural form of vitamin D. Your body can use it right away and it works directly to increase the amount of calcium and phosphate in your body.
The recommendation on when to prescribe vitamin D or advise this to be bought over the counter is based on the NHS England guidance [NHS England, 2018]. Vitamin D regimen for less urgent correction of vitamin D deficiency
