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Trial registered on ANZCTR
Registration number
ACTRN12611000143921
Ethics application status
Approved
Date submitted
26/01/2011
Date registered
8/02/2011
Date last updated
26/02/2019
Date data sharing statement initially provided
26/02/2019
Date results provided
26/02/2019
Type of registration
Retrospectively registered
Titles & IDs
Public title
The effectiveness of xylocaine spray in upper gastrointestinal endoscopy
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Scientific title
The effect of 10% xylocaine spray compared to a placebo on ease of endoscopy and hemodynamic changes in patients admitted for upper gastrointestinal endoscopy under deep sedation with total intravenous anesthesia
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Secondary ID [1]
253458
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Chang Gung Memorial Hospital IRB 99-2135A3
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Universal Trial Number (UTN)
U1111-1119-2009
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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:
aspiration pneumonia
261010
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methemoglobinemia
261011
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anaphylaxis
261012
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Condition category
Condition code
Anaesthesiology
259145
259145
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0
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Anaesthetics
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Oral and Gastrointestinal
259258
259258
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0
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Other diseases of the mouth, teeth, oesophagus, digestive system including liver and colon
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Patients are randomly assigned to have 10% lidocaine spray (approximately 30mg) or normal saline in their throat on arrival, approximately 3 minutes before upper gastrointestinal endoscopy.
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Intervention code [1]
257900
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Prevention
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Intervention code [2]
257982
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Treatment: Drugs
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Comparator / control treatment
normal saline is sprayed onto patients throats before endoscopy
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Control group
Placebo
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Outcomes
Primary outcome [1]
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The overall ease of the endoscopy assessed by endoscopists via rating scales.
Rating scales are used to assess by endoscopists. The parameters include patients' ability to follow verbal command, show somatic response after anesthesia, have any coughs, hiccups, or gag reflex on esophageal intubation and also the overall ease of esophageal intubation and satification of the procedure by endoscopists.
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Assessment method [1]
261997
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Timepoint [1]
261997
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at the end of the endoscopy
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Secondary outcome [1]
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Hemodynamic changes during endoscopy (eg heart rate, non-invasive blood pressure, oxygen saturation on 3L oxygen nasal prong, BIS index) and the requirement of airway maneuver
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Assessment method [1]
268930
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Timepoint [1]
268930
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The hemodynamic values (HR, BP, BIS, SpO2) are recorded on arrival, then every 2 min afterwards during endoscopy and again on departure.
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Eligibility
Key inclusion criteria
1. All participants who sign the consent and agreement form
2. All participants who are admitted for upper gastrointestinal endoscopy under general anesthesia with total intravenous anesthesia
3. All participants who are between the age of 20 and 69
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Minimum age
20
Years
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Maximum age
69
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
1. young age <20 years; old age >69 years
2. participants who are reported to have allergic reaction to the anesthetic agents used in the study (lidocaine)
3. pregnant women or who are breastfeeding
4. participants who are deemed to have significant higher risk if enrolled in the study (eg severe obstructive sleep apnea)
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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)
All patients who fullfill the inclusion criteria are recruited. The consented participants are allocated to have either lidocaine spray or normal saline spray sprayed onto their throat before the endoscopy via a central randomization by computer . Both the patients and endoscopists are blinded whereas the anesthetist on site is to administer the spray and is aware of the allocation.
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Simple randomisation using a randomisation table created by computer software
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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
Safety/efficacy
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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
20/12/2010
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Actual
25/12/2010
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Date of last participant enrolment
Anticipated
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Actual
10/12/2011
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Date of last data collection
Anticipated
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Actual
10/12/2011
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Sample size
Target
150
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Accrual to date
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Final
129
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Recruitment outside Australia
Country [1]
3151
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Taiwan, Province Of China
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State/province [1]
3151
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Country [2]
3152
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Taiwan, Province Of China
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State/province [2]
3152
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Taiwan
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Funding & Sponsors
Funding source category [1]
258373
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Hospital
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Name [1]
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Chang Gung Memorial Hospital
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Address [1]
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No.5, Fusing St., Gueishan Township, Taoyuan County 333, Taiwan (R.O.C.)
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Country [1]
258373
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Taiwan, Province Of China
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Primary sponsor type
Hospital
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Name
Chang Gung Memorial Hospital
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Address
No.5, Fusing St., Gueishan Township, Taoyuan County 333, Taiwan (R.O.C.)
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Country
Taiwan, Province Of China
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Secondary sponsor category [1]
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None
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Name [1]
257521
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Address [1]
257521
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Country [1]
257521
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Other collaborator category [1]
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Individual
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Name [1]
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Tsai, Yung-Fung
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Address [1]
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No.5, Fusing St., Gueishan Township, Taoyuan County 333, Taiwan (R.O.C.)
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Country [1]
251781
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Taiwan, Province Of China
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
260350
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Chang Gung Memorial Hospital Institutional Review Board
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Ethics committee address [1]
260350
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No.5, Fusing St., Gueishan Township, Taoyuan County 333, Taiwan (R.O.C.)
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Ethics committee country [1]
260350
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Taiwan, Province Of China
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Date submitted for ethics approval [1]
260350
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29/07/2010
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Approval date [1]
260350
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29/09/2010
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Ethics approval number [1]
260350
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Summary
Brief summary
The use of topical pharyngeal anesthesia has long been controversial among the anesthetists and no evidence has well supported the use of the spray. The use of lidocaine spray is not without adverse effects, which include aspiration pneumonia, methemoglobinemia and anaphylaxis. Most of the patients undergo endoscopies under general anesthesia and theoretically should not require pharngeal spray to suppress pharyngeal reflexes during the procedure. The aim of the study is determine whether the use of the spray is necessary in patients under deep sedation/general anesthesia. Deep sedation is achieved by total intravenous anesthesia (TIVA) with propofol.
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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 Cynthia Tsai
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Address
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Hsin-I Tsai
No.5, Fusing St., Gueishan Township, Taoyuan County 333, Taiwan (R.O.C.)
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Country
32123
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Taiwan, Province Of China
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Phone
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886-975366364
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Fax
32123
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Email
32123
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[email protected]
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Contact person for public queries
Name
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Cynthia Tsai
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Address
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No.5, Fusing St., Gueishan Township, Taoyuan County 333, Taiwan (R.O.C.)
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Country
15370
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Taiwan, Province Of China
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Phone
15370
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886-975366364
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Fax
15370
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Email
15370
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[email protected]
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Contact person for scientific queries
Name
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Cynthia Tsai
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Address
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No.5, Fusing St., Gueishan Township, Taoyuan County 333, Taiwan (R.O.C.)
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Country
6298
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Taiwan, Province Of China
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Phone
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886/975366364
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Fax
6298
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Email
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[email protected]
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Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
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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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