NCT01191021

Brief Summary

This trial investigates the relationship between concentrations of the anesthetic drug propofol in exhaled breath, blood and drug effect in volunteers undergoing general anesthesia. The main goal of this study is to develop a pharmacokinetic - and dynamic model for propofol in exhaled breath.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
20

participants targeted

Target at P25-P50 for phase_1

Timeline
Completed

Started Aug 2010

Shorter than P25 for phase_1

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

July 20, 2010

Completed
12 days until next milestone

Study Start

First participant enrolled

August 1, 2010

Completed
29 days until next milestone

First Posted

Study publicly available on registry

August 30, 2010

Completed
1 month until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 1, 2010

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

October 1, 2010

Completed
Last Updated

June 5, 2013

Status Verified

June 1, 2013

Enrollment Period

2 months

First QC Date

July 20, 2010

Last Update Submit

June 4, 2013

Conditions

Keywords

breathpropofolgeneral anesthesia

Outcome Measures

Primary Outcomes (2)

  • Exhaled propofol (parts per billion)

    Continuous measurement over 90 min

  • Processed electroencephalography (Bispectral Index (0-100)): Change from baseline during anesthesia

    continuous over 90 min

Study Arms (1)

Propofol

OTHER

Volunteers will receive propofol anesthesia on the study day.

Drug: Propofol Anesthesia

Interventions

Volunteers will undergo propofol anesthesia for 90 min.

Propofol

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • years of age
  • Written informed consent
  • Ability and willingness to give written informed consent
  • American Society of Anesthesiologists (ASA) risk score I

You may not qualify if:

  • Volunteers ASA physical status II - III
  • Pregnancy
  • Volunteers with history of neurological disease or stroke
  • Volunteers with a history of recreational drug abuse
  • Volunteers with a history of alcohol abuse
  • Smokers
  • Anesthesia within 6 months
  • Known drug allergies
  • History of adverse events during general anesthesia

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Department of Anesthesia and Perioperative Care, UCSF

San Francisco, California, 94122, United States

Location

Related Publications (1)

  • Hornuss C, Praun S, Villinger J, Dornauer A, Moehnle P, Dolch M, Weninger E, Chouker A, Feil C, Briegel J, Thiel M, Schelling G. Real-time monitoring of propofol in expired air in humans undergoing total intravenous anesthesia. Anesthesiology. 2007 Apr;106(4):665-74. doi: 10.1097/01.anes.0000264746.01393.e0.

    PMID: 17413903BACKGROUND

Study Officials

  • Christian C Apfel, MD, PhD

    Perioperative Clinical Research Core, Department of Anesthesia, University of California San Francisco

    PRINCIPAL INVESTIGATOR
  • Cyrill Hornuss, MD

    Perioperative Clinical Research Core, Department of Anesthesia, University of California San Francisco

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 1
Allocation
NA
Masking
SINGLE
Who Masked
PARTICIPANT
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

July 20, 2010

First Posted

August 30, 2010

Study Start

August 1, 2010

Primary Completion

October 1, 2010

Study Completion

October 1, 2010

Last Updated

June 5, 2013

Record last verified: 2013-06

Locations