Drug interactions
Calcium carbonate + Deflazacort
Severity: Minor
Calcium carbonate and Deflazacort: minor 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
Corticosteroids such as deflazacort reduce intestinal calcium absorption and increase urinary calcium loss. Long-term use contributes to bone loss, so calcium is often co-prescribed deliberately.
What this interaction means in plain words
Calcium carbonate and Deflazacort have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Calcium carbonate belongs to Gastrointestinal Tract; Deflazacort belongs to Miscellaneous.
Why it happens
Glucocorticoids impair intestinal calcium absorption and increase renal calcium excretion.
What to do
Continue calcium with vitamin D during chronic steroid therapy and monitor bone health.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Calcium carbonate
Other interactions of Deflazacort
- Adenovirus types 4 and 7 live + Deflazacort Contraindicated
- Bcg vaccine live + Deflazacort Contraindicated
- Deflazacort + Influenza virus vaccine quadrivalent intranasal Contraindicated
- Deflazacort + Measles mumps and rubella vaccine Contraindicated
- Deflazacort + Measles mumps and rubella vaccine live Contraindicated
- Deflazacort + Measles mumps rubella and varicella vaccine live Contraindicated
Frequently asked questions
Can I take Calcium carbonate with Deflazacort?
MediHelp rates the interaction as minor. Calcium carbonate and Deflazacort have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Corticosteroids such as deflazacort reduce intestinal calcium absorption and increase urinary calcium loss. Long-term use contributes to bone loss, so calcium is often co-prescribed deliberately.
How serious is the interaction between Calcium carbonate and Deflazacort?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Continue calcium with vitamin D during chronic steroid therapy and monitor bone health.
What other medicines interact with Calcium carbonate?
MediHelp also lists interactions of Calcium carbonate with, for example, Acalabrutinib, Alendronate, Amlodipine-hydrochlorothiazide-valsartan. The full list is on the Calcium carbonate page.
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