The most commonly reported side effects of telbivudine include drug resistance, pathogen resistance, and blood creatine phosphokinase increased, based on 403 FDA adverse event reports from 2007 to 2025. 8.9% of reports found the drug to be ineffective.
Percentages show how often each reaction appears relative to total reports for telbivudine.
These are voluntary reports and do not establish that telbivudine caused these reactions.
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Other drugs that appear in adverse event reports alongside telbivudine. 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.
21.8% of telbivudine adverse event reports involve female patients and 51.6% involve male patients. The largest age group is adult at 82%. These figures reflect who reports side effects, not underlying risk.
Sex
Age group
Conditions and purposes for which patients were taking telbivudine when the adverse event was reported.
Showing 15 of 34 indications
Telbivudine is sold under the brand name Tyzeka.
An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.
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