The most commonly reported side effects of ferric maltol include constipation, inappropriate schedule of product administration, and diarrhoea, based on 991 FDA adverse event reports from 2017 to 2025. 4.9% of reports found the drug to be ineffective.
Percentages show how often each reaction appears relative to total reports for ferric maltol.
These are voluntary reports and do not establish that ferric maltol caused these reactions.
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Other drugs that appear in adverse event reports alongside ferric maltol. Drugs flagged as a suspected cause appear in the first column. Drugs taken at the same time but not suspected appear in the second.
Also suspected
Taken alongside
Co-occurrence in adverse event reports does not establish a drug interaction. Patients often take multiple medications, and these lists reflect prescribing patterns rather than causal relationships. Consult a healthcare provider about potential drug interactions.
80.5% of ferric maltol adverse event reports involve female patients and 15.7% involve male patients. The largest age group is elderly at 50%. These figures reflect who reports side effects, not underlying risk.
Sex
Age group
Conditions and purposes for which patients were taking ferric maltol when the adverse event was reported.
Showing 15 of 37 indications
Ferric Maltol is sold under the brand name Accrufer.
An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.
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