The most commonly reported side effects of valbenazine include somnolence, fatigue, and tremor, based on 24,367 FDA adverse event reports from 2017 to 2025. 11.2% of reports found the drug to be ineffective.
Percentages show how often each reaction appears relative to total reports for valbenazine.
These are voluntary reports and do not establish that valbenazine caused these reactions.
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Other drugs that appear in adverse event reports alongside valbenazine. 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.
42.9% of valbenazine adverse event reports involve female patients and 21.1% 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 valbenazine when the adverse event was reported.
Showing 15 of 149 indications
Valbenazine is sold under brand names including Valbenazine, Ingrezza Sprinkle.
An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.
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