Flumazenil: Side Effects, Uses & Monitoring
Adult Patients: Flumazenil injection is indicated for the complete or partial reversal of the sedative effects of benzodiazepines in cases where general anesthesia has been induced and/or maintained with benzodiazepines,
- Data source
- FDA labeling via NIH DailyMed (label 904f7154…)
- Label version
- current
- Last reviewed
- 2026
Reported adverse reactions
Reactions listed in current FDA labeling, with the highest frequency reported across summarized placebo-controlled trials.
No structured frequency data available in current labeling. Consult the official label.
Labeled uses (from FDA prescribing information)
Adult Patients: Flumazenil injection is indicated for the complete or partial reversal of the sedative effects of benzodiazepines in cases where general anesthesia has been induced and/or maintained with benzodiazepines, where sedation has been produced with benzodiazepines for diagnostic and therapeutic procedures, and for the management of benzodiazepine overdose. Pediatric Patients (aged 1 to 17): Flumazenil injection is indicated for the reversal of conscious sedation induced with benzodiazepines (see PRECAUTIONS: PEDIATRIC USE). CLOSE CONTRAINDICATIONS Flumazenil injection is contraindicated: •in patients with a known hypersensitivity to flumazenil or benzodiazepines. •in patients who have been given a benzodiazepine for control of a potentially life-threatening condition (e.g., control of intracranial pressure or status epilepticus). •in patients who are showing signs of serious cyclic antidepressant overdose (see WARNINGS).
Frequently Asked Questions
What is Flumazenil used for?
FDA labeling lists the approved uses shown above under "Labeled uses." This summary is informational; only a qualified prescriber can determine whether a medication is appropriate for you.
What are the most commonly reported side effects of Flumazenil?
Current labeling for this ingredient does not include a structured frequency table that we can reproduce. Review the official label linked below.
Does Flumazenil require lab monitoring?
Monitoring needs vary. Ask your healthcare provider whether any lab tests apply while taking Flumazenil.
Where does this information come from?
All clinical facts on this page were extracted from the current FDA-registered product labeling for this ingredient, published by manufacturers through NIH DailyMed. See the source link below.
Medical disclaimer: Educational content extracted from public FDA labeling. Not medical advice. Always consult a qualified healthcare professional before starting, stopping, or changing any medication.