The most commonly reported side effects of halothane include cardiac arrest, cardiac arrest, and anaphylactoid reaction, based on 197 FDA adverse event reports from 2004 to 2024.
Percentages show how often each reaction appears relative to total reports for halothane.
These are voluntary reports and do not establish that halothane caused these reactions.
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Other drugs that appear in adverse event reports alongside halothane. 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.
39.1% of halothane adverse event reports involve female patients and 45.7% involve male patients. The largest age group is adult at 48%. These figures reflect who reports side effects, not underlying risk.
Sex
Age group
Conditions and purposes for which patients were taking halothane when the adverse event was reported.
Showing 15 of 24 indications
Halothane is sold under the brand name Fluothane.
An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.
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