The most commonly reported side effects of telaprevir include fatigue, nausea, and anaemia, based on 21,693 FDA adverse event reports from 2008 to 2025.
Percentages show how often each reaction appears relative to total reports for telaprevir.
These are voluntary reports and do not establish that telaprevir caused these reactions.
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Other drugs that appear in adverse event reports alongside telaprevir. 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.
39.9% of telaprevir adverse event reports involve female patients and 49.8% 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 telaprevir when the adverse event was reported.
Showing 15 of 56 indications
Telaprevir is sold under the brand name Incivek.
An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.
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