The most commonly reported side effects of avapritinib include fatigue, off label use, and nausea, based on 10,789 FDA adverse event reports from 2019 to 2025.
Percentages show how often each reaction appears relative to total reports for avapritinib.
These are voluntary reports and do not establish that avapritinib caused these reactions.
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Other drugs that appear in adverse event reports alongside avapritinib. 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.
54.3% of avapritinib adverse event reports involve female patients and 40.8% 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 avapritinib when the adverse event was reported.
Showing 15 of 158 indications
Avapritinib is sold under the brand name Ayvakit.
An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.
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