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Narrative review of continuously administered IV anesthetics for status epilepticus management in adultsReview finds no clear best way to manage severe seizures with IV anesthetics

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Key Takeaway
Consider individualized CIVAD management based on SE type and patient characteristics rather than standardized protocols.

This narrative scoping review examined the role of continuously administered intravenous anesthetic drugs (CIVAD) in managing status epilepticus (SE), including refractory and nonconvulsive forms, among non-anoxic adults. The review synthesized available literature to assess optimal anesthetic management, titration goals, and timing of drug initiation and discontinuation. No specific study design, sample size, or setting details were reported in the source material.

The analysis of titration targets indicates that current evidence does not support burst suppression as superior to seizure cessation for most patients with refractory SE. Regarding timing of initiation, studies examining first- or second-line CIVAD administration have shown conflicting results. However, delayed initiation when CIVAD is used as a third-line treatment is associated with worse outcomes. Limited evidence supports aggressive CIVAD use specifically for refractory nonconvulsive SE without coma, while individualized approaches appear necessary for high-risk populations.

Safety and tolerability data, including adverse events, serious adverse events, discontinuations, and general tolerability, were not reported in the reviewed literature. Key limitations include the fact that available evidence consists primarily of observational studies with inherent limitations. Funding sources and conflicts of interest were not reported. The review concludes that CIVAD therapy requires individualized decision-making based on SE type, patient characteristics, and etiology rather than standardized protocols.

This narrative scoping review looked at how medical professionals manage severe, hard-to-stop seizures in adults who are not suffering from oxygen lack. The researchers focused on the use of continuously administered intravenous anesthetic drugs, often called CIVADs, to treat these conditions. The goal was to determine the best practices for starting, stopping, and adjusting these powerful medications.

The review highlighted that there is conflicting information regarding when to start these drugs for first- or second-line treatment. For patients who require third-line treatment, the evidence suggests that delaying the start of these medications is linked to worse outcomes. However, the data regarding which patients need aggressive treatment versus those who need a more tailored approach remains limited and uncertain.

Because the available evidence consists primarily of observational studies, researchers cannot prove that specific actions cause better results. Safety concerns were not reported in the reviewed literature, but the main reason to be careful is that individualized decision-making is necessary. Readers should understand that standardized protocols may not work for every patient, and treatment must be based on the specific type of seizure and the patient's unique characteristics.

What this means for you:
Treatment must be individualized based on seizure type and patient factors rather than using standardized protocols.

Study Details

Study typeCohort
EvidenceLevel 3
PublishedApr 2026
View Original Abstract ↓
Status epilepticus (SE) is a neurological emergency with significant morbidity and mortality. Refractory status epilepticus (RSE) occurs in 20–30% of cases and may require treatment escalation to continuously administered intravenous anesthetic drugs (CIVAD). Despite widespread use, fundamental questions remain unresolved regarding optimal anesthetic management. This narrative scoping review examines CIVAD use in non-anoxic adult SE, focusing on three critical questions: What is the optimal titration goal? When should CIVADs be initiated and discontinued? Which patients benefit from CIVAD therapy? Regarding titration targets, current evidence does not support burst suppression as superior to seizure cessation for most RSE patients. Regarding timing, studies examining first- or second-line CIVAD administration have shown conflicting results, although a delayed initiation when used as a third-line treatment is associated with worse outcomes. Patient selection remains particularly challenging, as limited evidence supports aggressive CIVAD use in refractory nonconvulsive SE (NCSE) without coma or focal motor SE, whereas individualized approaches appear necessary for high-risk populations, such as NCSE with coma. The available evidence consists primarily of observational studies with inherent limitations. CIVAD therapy requires individualized decision-making based on SE type, patient characteristics, and etiology rather than standardized protocols. Future research should focus on prospective studies, advanced EEG analytics, and identification of robust biomarkers to enable precision medicine approaches in RSE management.
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