Is Calcium Safe with Carvedilol?
Free · No account · based on published sources including NIH ODS, FDA drug labels, and peer-reviewed literature
Separate Carvedilol and calcium supplement doses by at least 2 hours. Take Carvedilol with food as recommended to optimize its absorption.
Why this interaction occurs
High calcium intake may slightly interfere with Carvedilol absorption in some patients. The clinical significance is generally low, but maintaining dose separation is a reasonable precaution.
Evidence
Evidence level: limited.
Reported safety data
The FDA’s adverse event reporting system (FAERS) has received 102,493 reports mentioning Carvedilol. This reflects reported cases involving the medication in general — not confirmed causation, and not specific to the Carvedilol + supplement combination on this page.
FAERS reports are voluntary and cannot prove that a drug caused an event. Do not use report counts to assess the safety of this specific drug-supplement pair.
Frequently asked questions
Related interactions
All Calcium interactions → · All Carvedilol interactions →
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Educational only — not medical advice.
Always confirm with your doctor or pharmacist.