Intra-nasal Ketamine for Analgesia in the Emergency Department (INKA)

February 3, 2013 updated by: Gary Andolfatto, Lions Gate Hospital

The provision of analgesia to patients in pain is a fundamental necessity of emergency department practice and is usually accomplished using IV opioids. However, significant barriers exist to the provision of timely analgesia by the IV route.

The use of the IN route for medication delivery provides an efficient and relatively painless mode of analgesia delivery. As well, ketamine is well-known to be an effective analgesic and to preserve cardiorespiratory function thus removing the necessity of physiologic monitoring that is obligatory when using opioids. The use of ketamine by the IN route provides a rapid, easy-administered and well-tolerated method for providing analgesia in the ED setting.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

40

Phase

  • Phase 4

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • British Columbia
      • North Vancouver, British Columbia, Canada, V7L 2L7
        • Lions Gate Hospital

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

6 years and older (Child, Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • age 6 years or greater
  • moderate or severe pain (VAS >=50mm)

Exclusion Criteria:

  • history of allergy or intolerance to ketamine
  • structural or functional nasal occlusion
  • inability to understand the VAS
  • Glasgow Coma Scale < 15
  • Systolic BP > 180
  • History of schizophrenia
  • Clinical necessity for immediate IV access as judged by the treating physician

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Intra-nasal ketamine
0.5 mg/kg ketamine intra-nasally; then 0.25 mg/kg repeat dose after 10 minutes if necessary

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Proportion of subjects achieving a 13mm or more reduction in pain as measured on a 100-mm VAS within 30 minutes.
Time Frame: 30 minutes
30 minutes

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Median maximum reduction in VAS pain score achieved within 30 minutes
Time Frame: 30 minutes
30 minutes
Median time required to achieve a 13-mm reduction in VAS pain score
Time Frame: 1 hour
1 hour
Vital signs changes (ETCO2, O2sat, HR, RR, BP)
Time Frame: 1 hour
Changes in vital signs will be recorded every 5 minutes for 30 minutes, then every 10 minutes for 30 minutes
1 hour
Adverse effects as defined by SERSDA
Time Frame: 1 hour
SERSDA (Side Effect Rating Scale for Dissociative Anaesthesia) includes: fatigue, dizziness, nausea, headache, feeling of unreality, changes in hearing, changes in vision, mood change, generalized discomfort, and hallucination.
1 hour

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Gary Andolfatto, MD, UBC Dept of EM; Lions Gate Hospital

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

October 1, 2012

Primary Completion (Actual)

January 1, 2013

Study Completion (Actual)

January 1, 2013

Study Registration Dates

First Submitted

September 12, 2012

First Submitted That Met QC Criteria

September 12, 2012

First Posted (Estimate)

September 17, 2012

Study Record Updates

Last Update Posted (Estimate)

February 5, 2013

Last Update Submitted That Met QC Criteria

February 3, 2013

Last Verified

February 1, 2013

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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