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Trial · NCT05312385

Efficacy and Safety of Inhaled Isoflurane Delivered Via the Sedaconda ACD-S Compared to Intravenous Propofol for Sedation of Mechanically Ventilated Intensive Care Unit Adult Patients (INSPiRE-ICU1)

NCT05312385, Phase 3, Completed, Sedana Medical

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Efficacy and Safety of Inhaled Isoflurane Delivered Via the Sedaconda ACD-S Compared to Intravenous Propofol for Sedation of Mechanically Ventilated Intensive Care Unit Adult Patients (INSPiRE-ICU1). Trials, record NCT05312385. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT05312385

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Efficacy and Safety of Inhaled Isoflurane Delivered Via the Sedaconda ACD-S Compared to Intravenous Propofol for Sedation of Mechanically Ventilated Intensive Care Unit Adult Patients (INSPiRE-ICU1)
NCT number
NCT05312385
Status
Completed
Phases
Phase 3
Enrollment
277 participants, actual
Lead sponsor
Sedana Medical
Conditions
Sedation
Interventions
Isoflurane, Propofol, Isoflurane (run-ins)
First posted
2022-04-05
Last updated
2026-03-24

Source ClinicalTrials.gov

Registered outcomes14

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryThe Percentage of Time Sedation Depth is Maintained Within the Target Range, in Absence of Rescue Sedation, as Assessed According to the RASS Scale, in Isoflurane- vs Propofol-treated PatientsFrom start to end of study treatment (up to 48 (±6) hours)
The Target Range is RASS -1 to -4. The Richmond Agitation-Sedation Scale (RASS) is used to measure the level of agitation or sedation in patients, particularly in critical care settings. It is a 10-point scale ranging from -5 to +4: +4 Combative - Violent, immediate danger to staff. +3 Very agitated - Pulls or removes tubes or catheters; aggressive. +2 Agitated - Frequent non-purposeful movement, fights ventilator. +1 Restless - Anxious but movements are not aggressive. 0 Alert and calm. -1 Drowsy - Not fully alert, but has sustained awakening (eye-opening/eye contact) to voice for more than 10 seconds. -2 Light sedation - Briefly awakens with eye contact to voice for less than 10 seconds. -3 Moderate sedation - Movement or eye opening to voice, but no eye contact. -4 Deep sedation - No response to voice, but movement or eye opening to physical stimulation. -5 Unarousable - No response to voice or physical stimulation.
SecondaryKey Secondary: The Effect of Isoflurane vs Propofol on Use of Opioids During the Study Treatment PeriodFrom 60 minutes prior to Baseline until end of study treatment (60 minutes + up to 48 (±6) hours)
To compare the effect of isoflurane vs propofol on use of opioids during the study treatment period by measuring change in mean fentanyl-equivalent opioid dose during the study treatment period compared to mean opioid dose during the 60 minutes prior to baseline
SecondaryKey Secondary: The Effect of Isoflurane vs Propofol on the Wake up Time at End of Study Drug TreatmentUp to 4 hours after stop of study drug treatment (up to 54 (±6) hours)
SecondaryKey Secondary: The Effect of Isoflurane vs Propofol on Cognitive Recovery After End of Study Drug TreatmentAt 60 minutes (±10 minutes) after end of study drug treatment (up to 49 (±6) hours)
Cognitive recovery will be assessed by the 7-point scale of the Confusion Assessment Method for the Intensive Care Unit (CAM-ICU-7) at 60 (±10) minutes after end of study drug treatment in patients not re-sedated with benzodiazepine or propofol infusions. The scale ranges from 0 to 7, with higher scores indicating more severe delirium.
SecondaryKey Secondary: The Effect of Isoflurane vs Propofol on Spontaneous Breathing Effort During the Study Drug Treatment PeriodFrom start to end of study treatment, up to 48 (±6) hoursProportion of ventilator parameter observations with spontaneous breathing efforts during the study drug treatment period
SecondaryOther Secondary: The Effect of Isoflurane vs Propofol on Time From Sedation Termination to Extubation in Patients for Whom Study Drug is Terminated for ExtubationFrom end of study treatment sedation to extubation (up to 7 Days after randomization)To compare the effect of isoflurane vs propofol on time from sedation termination to extubation in patients for whom study drug is terminated for extubation
SecondaryOther Secondary: The Effect of Isoflurane vs Propofol on Days Alive and Free of Mechanical Ventilation Through Study Day 30From start of study treatment up to 30 days
SecondaryOther Secondary: The Effect of Isoflurane vs Propofol on Days Alive and Free of the ICUFrom start of study treatment up to 30 days
SecondaryOther Secondary: The Effect of Isoflurane vs Propofol on Delirium and Coma Free Days Until 7 Days After End of Study TreatmentFrom start of study treatment until 7 days after end of treatment (up to 9 days post study drug treatment initiation)
SecondaryOther Secondary: The Effect of Isoflurane vs Propofol on Mortality at 30 Days After RandomizationAt 30 days after randomizationParticipants reported represent participants that died between randomization and 30 days in the Safety population

Outcomes0

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

None in this release.

Results by group0

Each measurement the trial posted, group by group, in the words and numbers it posted.

None in this release.

Participant flow0

How many started, completed or left each group, period by period.

None in this release.

Adverse events0

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

None in this release.

Adverse event totals0

The totals the trial posted for each group.

None in this release.

Papers16

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
2500195BACKGROUNDPubMed
10816184BACKGROUNDPubMed
18191684BACKGROUNDPubMed
18431266BACKGROUNDPubMed
21445642BACKGROUNDPubMed
23180503BACKGROUNDPubMed
24088092BACKGROUNDPubMed
25793760BACKGROUNDPubMed
27941501BACKGROUNDPubMed
30113379BACKGROUNDPubMed

1 to 10 of 16

See all 16 papers

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT05312385

GET https://conductscience.org/api/trials/v1/NCT05312385/registered