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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT00163969
Registration number
NCT00163969
Ethics application status
Date submitted
12/09/2005
Date registered
14/09/2005
Date last updated
15/01/2016
Titles & IDs
Public title
The Use of Ketamine as Rescue Analgesia in the Recovery Room Following Opioid Administration. A Double-blind Randomised Trial in Postoperative Patients
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Scientific title
The Use of Ketamine as Rescue Analgesia in the Recovery Room Following Opioid Administration. A Double-blind Randomised Trial in Postoperative Patients.
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Secondary ID [1]
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161/01
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Post Operative Pain
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Condition category
Condition code
Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Pain scores at rest in recovery and at four hours postoperatively
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Assessment method [1]
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Timepoint [1]
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Secondary outcome [1]
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Morphine protocol consumption.
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Assessment method [1]
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Timepoint [1]
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Secondary outcome [2]
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Sedation scores - Recovery Room and four hours.
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Assessment method [2]
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Timepoint [2]
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Secondary outcome [3]
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PONV scores - Recovery Room and four hours.
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Assessment method [3]
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Timepoint [3]
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Secondary outcome [4]
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Frequency of antiemetic administration - Recovery Room and up to four hours.
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Assessment method [4]
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Timepoint [4]
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Secondary outcome [5]
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Quality of recovery score preoperatively and at four hours.
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Assessment method [5]
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Timepoint [5]
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Secondary outcome [6]
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Adverse events (vivid dreams, nausea, hallucinations, respiratory depression, pruritus) - Recovery Room and at four hours.
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Assessment method [6]
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Timepoint [6]
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Secondary outcome [7]
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Time to discharge from the recovery room.
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Assessment method [7]
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Timepoint [7]
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Eligibility
Key inclusion criteria
* 1. Those patients requiring the routine pain protocol to be implemented as used in the Post Anaesthetic Care Unit who need more than two doses of morphine (and having received intraoperative morphine).
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
* Exclusion Criteria
1. Known allergy to morphine or ketamine.
2. Past history of major psychiatric disturbance or currently taking psychiatric medication/s.
3. Chronic morphine usage.
4. Chronic pain syndrome or chronic painful medical condition.
5. Unable to obtain a reliable pain score in recovery due to language barriers or residual anaesthesia.
6. Known pregnancy.
7. Cases where primary anaesthetist prefers alternate therapy.
8. Aged less than 18 years.
9. Weight less than 50 kilograms or greater than 100 kilograms.
10. Use of ketamine intraoperatively.
11. Use of major regional block.
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Blinded (masking used)
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Who is / are masked / blinded?
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Intervention assignment
Parallel
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Other design features
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Phase
Phase 4
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
1/04/2002
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
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Sample size
Target
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
VIC
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Recruitment hospital [1]
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The Alfred Commercial Rd Prahran - Melbourne
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Recruitment postcode(s) [1]
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3181 - Melbourne
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Funding & Sponsors
Primary sponsor type
Government body
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Name
Bayside Health
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
This clinical trial will determine if postoperative patients who have postoperative pain, which has been refractory to morphine administration, will have improved pain relief following a bolus administration of ketamine as compared with an ongoing morphine dosing regimen
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Trial website
https://clinicaltrials.gov/study/NCT00163969
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Trial related presentations / publications
Mercadante S, Portenoy RK. Opioid poorly-responsive cancer pain. Part 2: basic mechanisms that could shift dose response for analgesia. J Pain Symptom Manage. 2001 Mar;21(3):255-64. doi: 10.1016/s0885-3924(00)00236-0. Myles PS, Hunt JO, Nightingale CE, Fletcher H, Beh T, Tanil D, Nagy A, Rubinstein A, Ponsford JL. Development and psychometric testing of a quality of recovery score after general anesthesia and surgery in adults. Anesth Analg. 1999 Jan;88(1):83-90. doi: 10.1097/00000539-199901000-00016. Macrae W A, Davies H T O Chronic post surgical pain Epidemiology of Pain edited by Crombie I K. IASP Press. Seattle 1999. 125 - 142 Reeves M, Lindholm DE, Myles PS, Fletcher H, Hunt JO. Adding ketamine to morphine for patient-controlled analgesia after major abdominal surgery: a double-blinded, randomized controlled trial. Anesth Analg. 2001 Jul;93(1):116-20. doi: 10.1097/00000539-200107000-00025. Marcus RJ, Victoria BA, Rushman SC, Thompson JP. Comparison of ketamine and morphine for analgesia after tonsillectomy in children. Br J Anaesth. 2000 Jun;84(6):739-42. doi: 10.1093/oxfordjournals.bja.a013585. Javery KB, Ussery TW, Steger HG, Colclough GW. Comparison of morphine and morphine with ketamine for postoperative analgesia. Can J Anaesth. 1996 Mar;43(3):212-5. doi: 10.1007/BF03011736. Adriaenssens G, Vermeyen KM, Hoffmann VL, Mertens E, Adriaensen HF. Postoperative analgesia with i.v. patient-controlled morphine: effect of adding ketamine. Br J Anaesth. 1999 Sep;83(3):393-6. doi: 10.1093/bja/83.3.393. Schmid RL, Sandler AN, Katz J. Use and efficacy of low-dose ketamine in the management of acute postoperative pain: a review of current techniques and outcomes. Pain. 1999 Aug;82(2):111-125. doi: 10.1016/S0304-3959(99)00044-5. Azevedo VM, Lauretti GR, Pereira NL, Reis MP. Transdermal ketamine as an adjuvant for postoperative analgesia after abdominal gynecological surgery using lidocaine epidural blockade. Anesth Analg. 2000 Dec;91(6):1479-82. doi: 10.1097/00000539-200012000-00034. Aida S, Yamakura T, Baba H, Taga K, Fukuda S, Shimoji K. Preemptive analgesia by intravenous low-dose ketamine and epidural morphine in gastrectomy: a randomized double-blind study. Anesthesiology. 2000 Jun;92(6):1624-30. doi: 10.1097/00000542-200006000-00020. Stubhaug A, Breivik H, Eide PK, Kreunen M, Foss A. Mapping of punctuate hyperalgesia around a surgical incision demonstrates that ketamine is a powerful suppressor of central sensitization to pain following surgery. Acta Anaesthesiol Scand. 1997 Oct;41(9):1124-32. doi: 10.1111/j.1399-6576.1997.tb04854.x. Mercadante S, Arcuri E, Tirelli W, Casuccio A. Analgesic effect of intravenous ketamine in cancer patients on morphine therapy: a randomized, controlled, double-blind, crossover, double-dose study. J Pain Symptom Manage. 2000 Oct;20(4):246-52. doi: 10.1016/s0885-3924(00)00194-9. Arendt-Nielsen L, Petersen-Felix S, Fischer M, Bak P, Bjerring P, Zbinden AM. The effect of N-methyl-D-aspartate antagonist (ketamine) on single and repeated nociceptive stimuli: a placebo-controlled experimental human study. Anesth Analg. 1995 Jul;81(1):63-8. doi: 10.1097/00000539-199507000-00013. Owen H, Reekie RM, Clements JA, Watson R, Nimmo WS. Analgesia from morphine and ketamine. A comparison of infusions of morphine and ketamine for postoperative analgesia. Anaesthesia. 1987 Oct;42(10):1051-6. doi: 10.1111/j.1365-2044.1987.tb05167.x. Clements JA, Nimmo WS. Pharmacokinetics and analgesic effect of ketamine in man. Br J Anaesth. 1981 Jan;53(1):27-30. doi: 10.1093/bja/53.1.27.
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Public notes
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Contacts
Principal investigator
Name
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David E Lindholm, MBBS FANZCA
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Address
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The Alfred
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Phone
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Fax
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Email
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Contact person for public queries
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Contact person for scientific queries
No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT00163969
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