The most commonly reported side effects of norelgestromin include metrorrhagia, nausea, and application site reaction, based on 17,183 FDA adverse event reports from 2004 to 2025.
Percentages show how often each reaction appears relative to total reports for norelgestromin.
These are voluntary reports and do not establish that norelgestromin caused these reactions.
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Other drugs that appear in adverse event reports alongside norelgestromin. 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.
98.6% of norelgestromin adverse event reports involve female patients and 0.3% involve male patients. The largest age group is adult at 93%. These figures reflect who reports side effects, not underlying risk.
Sex
Age group
Conditions and purposes for which patients were taking norelgestromin when the adverse event was reported.
Showing 15 of 170 indications
Norelgestromin is sold under the brand name Onsura.
An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.
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