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Trial registered on ANZCTR
Registration number
ACTRN12616000142437
Ethics application status
Approved
Date submitted
20/12/2015
Date registered
5/02/2016
Date last updated
10/01/2017
Type of registration
Prospectively registered
Titles & IDs
Public title
Hyoscine N-butylbromide for preventing propofol injection pain
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Scientific title
Hyoscine N-butylbromide for preventing propofol injection pain: A randomized, placebo-controlled, double-blind study in patients undergoing routine outpatient surgery under general anesthesia
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Secondary ID [1]
288192
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Nil
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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:
propofol injection pain
297097
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Condition category
Condition code
Anaesthesiology
297337
297337
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0
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Anaesthetics
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Drug administration (Hyoscine N-butylbromide) 20 mg intravenously (a single dose) just before propofol injection
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Intervention code [1]
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Prevention
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Intervention code [2]
293730
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Treatment: Drugs
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Comparator / control treatment
0.9 % sodium chloride (Placebo)
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Control group
Placebo
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Outcomes
Primary outcome [1]
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Assessment of Hyoscine N-butylbromide prevention on propofol injection pain [ Injection pain severity was assessed using the following four-point pain response scale: 0 = no pain; 1 = mild pain (pain reported only in response to questioning and without behavioral signs); 2 = moderate pain (pain reported in response to questioning and accompanied by a behavioral sign, or pain reported spontaneously without questioning); and 3 = severe pain (strong vocal response or response accompanied by facial grimacing, arm withdrawal, or tears).]
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Assessment method [1]
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Timepoint [1]
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Ten seconds following the injection of propofol, propofol injection pain will be evaluated.
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Secondary outcome [1]
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non
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Assessment method [1]
320505
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Timepoint [1]
320505
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non
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Eligibility
Key inclusion criteria
ASA physical status I and II, scheduled to undergo routine outpatient surgery under general anesthesia
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Minimum age
18
Years
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Maximum age
65
Years
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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
An allergy to the study drugs, end-stage renal disease, pregnancy, patients taking sedatives or analgesics, patients requiring a rapid sequence induction and intubation, refusal to participate, and patients with a neurological or cardiovascular disease.
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Study design
Purpose of the study
Prevention
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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?
The people receiving the treatment/s
The people administering the treatment/s
The people assessing the outcomes
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Intervention assignment
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Other design features
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Phase
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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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Date of first participant enrolment
Anticipated
22/02/2016
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Actual
22/02/2016
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Date of last participant enrolment
Anticipated
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Actual
2/01/2017
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Date of last data collection
Anticipated
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Actual
2/01/2017
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Sample size
Target
60
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Accrual to date
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Final
60
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Recruitment outside Australia
Country [1]
7475
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Turkey
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State/province [1]
7475
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Konya
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Funding & Sponsors
Funding source category [1]
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Hospital
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Name [1]
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Konya Training and Research Hospital
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Address [1]
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Konya Training and Research Hospital, Haci Saban Mah. Meram Yeniyol Caddesi No:97 Meram KONYA, Postcode:42090
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Country [1]
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Turkey
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Primary sponsor type
Hospital
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Name
Konya Training and Research Hospital
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Address
Konya Training and Research Hospital, Haci Saban Mah. Meram Yeniyol Caddesi No:97 Meram KONYA, Postcode:42090
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Country
Turkey
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Secondary sponsor category [1]
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None
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Name [1]
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Address [1]
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Country [1]
291309
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
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Necmettin Erbakan University Meram School of Medicine
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Ethics committee address [1]
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Necmettin Erbakan University Meram School of Medicine, Akyokus, Meram-Konya 42080
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Ethics committee country [1]
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Turkey
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Date submitted for ethics approval [1]
294071
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06/11/2015
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Approval date [1]
294071
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11/11/2015
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Ethics approval number [1]
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2015/118
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Summary
Brief summary
Sixty patients between the ages of 18-65 yr, ASA physical status I and II, scheduled to undergo routine outpatient surgery under general anesthesia, were studied. Exclusion criteria included allergy to the study drugs, end-stage renal disease, pregnancy, patients taking sedatives or analgesics, patients requiring a rapid sequence induction and intubation, refusal to participate, and patients with a neurological or cardiovascular disease. The patients were randomized, by using a computer-generated block randomisation, into 2 groups: Group C (n=30) 0.9 % sodium chloride, Group H (n=30) Hyoscine N-butylbromide 20 mg. Both placebo (0.9 % sodium chloride) and Hyoscine N-butylbromide were prepared in identical syringes by an anesthesia nurse who were blind to study. For each patient, study team personnel received a syringe and a data collection sheet, both labeled with the study subject number. In all patients, a 20-gauge intravenous cannula was inserted in the radial vein at the wrist of the right hand for intravenous (IV) fluids and medication administration. After applying routine monitors (consisting of a pulse oximeter, 3-lead ECG and a non-invasive blood pressure cuff ) and providing pre-oxygenation in the operating room, the assigned study drug was injected by bolus over 2–3 seconds. The intravenous line containing lactated ringers solution was then allowed to flow freely. After twenty seconds, a 50-mg dose of propofol at room temperature was injected by bolus over 2–3 seconds, followed again by free flow of the lactated ringers solution. Ten seconds following the injection of propofol, each patient was asked a standard question about pain on injection (‘‘Are you having pain at your IV site?’’) and their responses were noted by an anesthesiologist, who was blinded to study. Injection pain severity was assessed using the following four-point pain response scale: 0 = no pain; 1 = mild pain (pain reported only in response to questioning and without behavioral signs); 2 = moderate pain (pain reported in response to questioning and accompanied by a behavioral sign, or pain reported spontaneously without questioning); and 3 = severe pain (strong vocal response or response accompanied by facial grimacing, arm withdrawal, or tears).
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Trial website
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Dr Mehmet SARGIN
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Address
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Konya Training and Research Hospital, Anesthesiology and Reanimation Department, Haci Saban Mah. Meram Yeniyol Caddesi No:97 Post code: 42090 Meram KONYA
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Country
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Turkey
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Phone
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+905322662766
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Fax
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Email
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[email protected]
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Contact person for public queries
Name
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Sadik OZMEN
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Address
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Konya Training and Research Hospital, Anesthesiology and Reanimation Department, Haci Saban Mah. Meram Yeniyol Caddesi No:97 Post code: 42090 Meram KONYA
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Country
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Turkey
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Phone
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+903322212250
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Fax
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Email
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[email protected]
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Contact person for scientific queries
Name
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Sadik OZMEN
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Address
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Konya Training and Research Hospital, Anesthesiology and Reanimation Department, Haci Saban Mah. Meram Yeniyol Caddesi No:97 Post code: 42090 Meram KONYA
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Country
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Turkey
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Phone
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+903322212250
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Fax
62316
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Email
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[email protected]
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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
Documents added manually
No documents have been uploaded by study researchers.
Documents added automatically
No additional documents have been identified.
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