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Drug interactions

Ergocalciferol + Sucralfate

Severity: Moderate

Ergocalciferol and Sucralfate: moderate interaction.

Last updated

For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.

Summary

Sucralfate contains aluminum, and a small fraction is normally absorbed. Vitamin D increases intestinal absorption of aluminum, which may raise aluminum accumulation, especially in patients with reduced kidney function.

What this interaction means in plain words

Ergocalciferol and Sucralfate can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Ergocalciferol belongs to Musculoskeletal; Sucralfate belongs to Gastrointestinal Tract.

Evidence level: Low

Why it happens

Vitamin D enhances intestinal absorption of aluminum released from sucralfate.

What to do

Avoid long-term coadministration in patients with renal impairment and consider an alternative to sucralfate. If used together, monitor for signs of aluminum toxicity such as bone disease or neurotoxicity.

What to ask your pharmacist

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Ergocalciferol with Sucralfate?

MediHelp rates the interaction as moderate. Ergocalciferol and Sucralfate can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Sucralfate contains aluminum, and a small fraction is normally absorbed. Vitamin D increases intestinal absorption of aluminum, which may raise aluminum accumulation, especially in patients with reduced kidney function.

How serious is the interaction between Ergocalciferol and Sucralfate?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid long-term coadministration in patients with renal impairment and consider an alternative to sucralfate. If used together, monitor for signs of aluminum toxicity such as bone disease or neurotoxicity.

What other medicines interact with Ergocalciferol?

MediHelp also lists interactions of Ergocalciferol with, for example, Aluminum hydroxide, Calcium acetate, Calcium carbonate. The full list is on the Ergocalciferol page.

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