The most commonly reported side effects of asfotase include injection site pain, injection site erythema, and fatigue, based on 9,112 FDA adverse event reports from 2014 to 2025. 2.6% of reports found the drug to be ineffective.
Percentages show how often each reaction appears relative to total reports for asfotase.
These are voluntary reports and do not establish that asfotase caused these reactions.
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Other drugs that appear in adverse event reports alongside asfotase. 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.
62.5% of asfotase adverse event reports involve female patients and 23.8% involve male patients. The largest age group is adult at 54%. These figures reflect who reports side effects, not underlying risk.
Sex
Age group
Conditions and purposes for which patients were taking asfotase when the adverse event was reported.
Showing 15 of 25 indications
Asfotase is sold under the brand name Strensiq.
An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.
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