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Phenobarbital for Agitated Delirium

Phenobarbital for Agitated Delirium

Status
Not yet recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07548489
Enrollment
150
Registered
2026-04-23
Start date
2026-06-01
Completion date
2027-07-01
Last updated
2026-04-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Agitated Delirium, Delirium Confusional State, Delirium in the Intensive Care Unit, Hyperactive Delirium

Brief summary

The goal of this clinical trial is to test whether the medication phenobarbital is as effective for treating agitated delirium among adult patients admitted to the intensive care unit. Agitated delirium is a condition involving confusion and impulsiveness which is dangerous to both patients and healthcare providers. The main questions this trial aims to answer include: * Can phenobarbital decrease the amount of time patients with agitated delirium spend in the intensive care unit and the hospital? * Does phenobarbital decrease the amount of additional calming medications patients with agitated delirium need? Researchers in this study will compare phenobarbital to other medications commonly used to treat agitated delirium. Participants will be monitored closely to make sure they remain safe and to measure how well their agitation and confusion are managed while they are in the ICU.

Interventions

DRUGPhenobarbital

Patients assigned to Phenobarbital Therapy will receive a validated regimen of this medication to manage their symptoms of agitation and impulsiveness.

DRUGConventional therapy group

Patients assigned to Conventional Therapy will receive antipsychotics as the primary medication class used to manage their agitation and impulsiveness.

Sponsors

Duke University
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
21 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Adult Patients identified by providers to have agitated or hyperactive delirium

Exclusion criteria

* Pregnancy * Incarceration * Severe liver disease * Allergy or prior adverse reaction to phenobarbital or antipsychotic drugs (depending on the month of therapy initiation)

Design outcomes

Primary

MeasureTime frameDescription
Provider ComplianceSix monthsThe primary outcome of this study will be provider compliance with the study protocol assessed by selection of Conventional or Phenobarbital Therapy according to the designated month.

Secondary

MeasureTime frameDescription
Hospital Length of StaySix monthsHospital length of stay will be compared between patients receiving Phenobarbital and Conventional therapies.
ICU Length of StaySix monthsICU length of stay will be compared between patients receiving Phenobarbital and Conventional therapies.
Need for rescue medicationsSix monthsNeed for additional medications above the Phenobarbital or Conventional therapy regimens will be assessed to determine if patients receiving phenobarbital require fewer doses of additional medications.

Countries

United States

Contacts

CONTACTKeith W Van Dusen, M.D.
kwv@duke.edu(919) 684-8111
PRINCIPAL_INVESTIGATORKeith W. Van Dusen, M.D.

Duke University

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 24, 2026