The most commonly reported side effects of mecamylamine include abdominal distension, constipation, and alanine aminotransferase increased, based on 9 FDA adverse event reports from 2004 to 2025.
Percentages show how often each reaction appears relative to total reports for mecamylamine.
These are voluntary reports and do not establish that mecamylamine caused these reactions.
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Other drugs that appear in adverse event reports alongside mecamylamine. 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.
33.3% of mecamylamine adverse event reports involve female patients and 44.4% involve male patients. The largest age group is adult at 60%. These figures reflect who reports side effects, not underlying risk.
Sex
Age group
Conditions and purposes for which patients were taking mecamylamine when the adverse event was reported.
Mecamylamine is sold under the brand name Inversine.
An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.
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