Medication Information Leaflet
Vitamin D (also known as Cholecalciferol for Vitamin D3) is required by the body for absorption of calcium and in maintaining bone structure. It is effective for preventing osteoporosis and fractures when given together with calcium.
Vitamin D is also used to treat low calcium levels in the blood (hypocalcemia) and poor parathyroid function in chronic kidney disease (CKD). The parathyroid glands control the body's calcium levels.
Vitamin D in its active form like Calcitriol, Alfacalcidol or Paricalcitol are effective for the treatment of poor parathyroid function in CKD.
If you miss a dose, take the missed dose as soon as you remember. If it is almost time for your next dose, take only the usual dose. Do not double your dose or use extra medication to make up for the missed dose.
Inform your healthcare professional if:
Common side effects include constipation, diarrhoea, nausea, vomiting and weakness.
The symptoms of a drug allergy include one or more of the following:
If you experience any of these symptoms, you should stop your medication and see your healthcare professional immediately.
Avoid taking multivitamin supplements and aluminium containing products (e.g. found in some antacids) with this medication.
Store in a cool and dry place, away from direct sunlight. Keep this medication away from children. Throw away all expired medications.
Pack this medication into a black trash bag and seal it tightly before throwing into the rubbish chute or bin.
Please take note that the above is not a complete list of all possible side effects. If you have any concerns about your medication or if you have other side effects that you think are caused by this medication, please consult your doctor or pharmacist.
If you take more than the recommended dose, please seek medical advice immediately. The information provided on this page does not replace information from your healthcare professional. Please consult your healthcare professional for more information.
This article is jointly developed by members of the National Medication Information workgroup. The workgroup consists of cluster partners (National Healthcare Group, National University Health System and SingHealth), community pharmacies (Guardian, Unity and Watsons) and Pharmaceutical Society of Singapore. The content does not reflect drug availability and supply information in pharmacies and healthcare institutions. You are advised to check with the respective institutions for such information.
Last updated on December 2022
This article was last reviewed on Thursday, June 22, 2023