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Vitamin d

Ergocalciferol is indicated for use in the treatment of hypoparathyroidism, refractory rickets, also known as vitamin D resistant rickets, and familia.

Checked against the official label · Updated

Prescription medicine मुख संबंधी

How to use Vitamin d

What the official label says. If a doctor prescribed it, follow the prescription. Your pack's leaflet comes first if it is different.

यह किसके लिए है

Ergocalciferol is indicated for use in the treatment of hypoparathyroidism, refractory rickets, also known as vitamin D resistant rickets, and familial hypophosphatemia.

How to take it and how often
  • THE RANGE BETWEEN THERAPEUTIC AND TOXIC DOSES IS NARROW
  • Vitamin D Resistant Rickets: 12,000 to 500,000 USP units daily
  • Hypoparathyroidism: 50,000 to 200,000 USP units daily concomitantly with calcium lactate 4 g, six times per day
  • DOSAGE MUST BE INDIVIDUALIZED UNDER CLOSE MEDICAL SUPERVISION
  • Calcium intake should be adequate
  • Blood calcium and phosphorous determinations must be made every 2 weeks or more frequently if necessary
  • X-rays of the bones should be taken every month until condition is corrected and stabilized
Talk to a doctor first if

Ergocalciferol is contraindicated in patients with hypercalcemia, malabsorption syndrome, abnormal sensitivity to the toxic effects of vitamin D, and hypervitaminosis D.

Warnings

Hypersensitivity to vitamin D may be one etiologic factor in infants with idiopathic hypercalcemia. In these cases vitamin D must be strictly restricted. Keep out of the reach of children.

Possible side effects

Hypervitaminosis D is characterized by effects on the following organ system: Renal: Impairment of renal function with polyuria, nocturia, polydipsia, hypercalciuria, reversible azotemia, hypertension, nephrocalcinosis, generalized vascular calcification, or irreversible renal insufficiency which may result in death. CNS: Mental retardation. Soft Tissues: Widespread calcification of the soft tissues, including the heart, blood vessels, renal tubules, and lungs. Skeletal: Bone demineralization (osteoporosis) in adults occurs concomitantly. …

If you take too much

The effects of administered vitamin D can persist for two or more months after cessation of treatment. Hypervitaminosis D is characterized by: Hypercalcemia with anorexia, nausea, weakness, weight loss, vague aches and stiffness, constipation, mental retardation, anemia, and mild acidosis. Impairment of renal function with polyuria, nocturia, polydipsia, hypercalciuria, reversible azotemia, hypertension, nephrocalcinosis, generalized vascular calcification, or irreversible renal insufficiency which may result in death. …

If you miss a dose

Take it when you remember, unless it is nearly time for the next dose. Then skip the missed one. Never take two doses at once to make up for it. Check your leaflet, as some medicines are different.

From the official U.S. FDA label for this active ingredient. Your pack may have a different strength, so always read its leaflet. If a doctor prescribed it, follow the prescription. Ask a pharmacist if you are unsure. Label dated 2025-03-19.

Registered products

United States (FDA)

Vitamin DERGOCALCIFEROL 1.25 mg/1 · Capsule · Golden State Medical Supply, Inc.
NDC 51407-700Label
Vitamin DERGOCALCIFEROL 1.25 mg/1 · Capsule · Aphena Pharma Solutions - Tennessee, LLC
NDC 71610-552Label
Vitamin DERGOCALCIFEROL 1.25 mg/1 · Capsule · Preferred Pharmaceuticals, Inc.
NDC 68788-7627Label
Vitamin DERGOCALCIFEROL 1.25 mg/1 · Capsule, Liquid Filled · DirectRX
NDC 61919-702Label
C08 Calcium Metabolism Calcium MetabolismABIES ALBA LEAFY TWIG 8 [hp_X]/mL, CALCIUM ACETATE 12 [hp_X]/mL, CALCIUM HYPOPHOSPHITE 12 [hp_X]/mL · Solution/ Drops · Apex Energetics Inc.
NDC 63479-0308Label

Nigeria (NAFDAC)

NAFDACAframin Drops A4-8780NAFDACCal D3 Tablet 04-5497NAFDACAvromult Syrup A4-8334NAFDACNovavite Syrup_ 04-2111NAFDACBradvite-M drop A11-100610NAFDACOsteoplus Tablet A11-100209NAFDACAvrocal-D Caplet A11-0902NAFDACVitachew Tablets B4-6414NAFDACCald3 Plus Tablet B4-0665NAFDACJessy Multivitamin A11-100806NAFDACAscochew Plus Syrup A11-0345NAFDACFinator Blood Tonic A11-100702

Other countries: check your pack's registration number and we point you to your regulator.

Check your pack of Vitamin d

Type the registration number on the pack, or scan it with your camera.

Or take photos of the pack
3 free checks left today Official sources: U.S. FDA · EMA (EU) · Health Canada · WHO alerts

Questions about Vitamin d

What is Vitamin d used for?

Ergocalciferol is indicated for use in the treatment of hypoparathyroidism, refractory rickets, also known as vitamin D resistant rickets, and familial hypophosphatemia. (From the official U.S. FDA label.)

How do I take Vitamin d?

Follow your prescription or the leaflet in your pack. The official label says: THE RANGE BETWEEN THERAPEUTIC AND TOXIC DOSES IS NARROW. Vitamin D Resistant Rickets: 12,000 to 500,000 USP units daily. Hypoparathyroidism: 50,000 to 200,000 USP units daily concomitantly with calcium lactate 4 g, six times per day. DOSAGE MUST BE INDIVIDUALIZED UNDER CLOSE MEDICAL SUPERVISION. Calcium intake should be adequate. Blood calcium and phosphorous determinations mus…

Do I need a prescription for Vitamin d?

Usually yes. Vitamin d is a prescription medicine in most countries. Rules differ by country.

What are the side effects of Vitamin d?

The official label lists: Hypervitaminosis D is characterized by effects on the following organ system: Renal: Impairment of renal function with polyuria, nocturia, polydipsia, hypercalciuria, reversible azotemia, hypertension, nephrocalcinosis, generalized vascular calcification, or irreversible renal insufficiency which may result in death. CNS: Mental retardation. Soft Tissues: Widespread calcificati… Tell your doctor about any side effect that bothers you or does not go away.

What happens if I take too much Vitamin d?

The effects of administered vitamin D can persist for two or more months after cessation of treatment. Hypervitaminosis D is characterized by: Hypercalcemia with anorexia, nausea, weakness, weight loss, vague aches and stiffness, constipation, mental retardation, anemia, and mild acidosis. Impairmen… Get medical help right away.

How can I check that my Vitamin d is genuine?

Scan the registration number on your pack with PillVera (NAFDAC number in Nigeria, NDC in the United States, DIN in Canada), check the expiry date and buy only from licensed pharmacies.

Sources

This page shows what official sources say, in plain words. It is not medical advice: your prescription and your doctor or pharmacist come first. Brand names, strengths and rules differ between countries.