The most commonly reported side effects of macimorelin include off label use, treatment failure, and arthralgia, based on 435 FDA adverse event reports from 2017 to 2025.
Percentages show how often each reaction appears relative to total reports for macimorelin.
These are voluntary reports and do not establish that macimorelin caused these reactions.
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Other drugs that appear in adverse event reports alongside macimorelin. 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.
48.3% of macimorelin adverse event reports involve female patients and 40.2% involve male patients. The largest age group is adolescent at 64%. These figures reflect who reports side effects, not underlying risk.
Sex
Age group
Conditions and purposes for which patients were taking macimorelin when the adverse event was reported.
Showing 15 of 22 indications
Macimorelin is sold under the brand name Macrilen.
An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.
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