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Trial registered on ANZCTR
Registration number
ACTRN12612000838819
Ethics application status
Approved
Date submitted
26/07/2012
Date registered
9/08/2012
Date last updated
5/06/2019
Date data sharing statement initially provided
5/06/2019
Date results provided
5/06/2019
Type of registration
Retrospectively registered
Titles & IDs
Public title
Does magnesium sulphate reduce length of stay and improve spirometry in acute moderate to severe asthma when initial treatment fails?
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Scientific title
Adults with acute asthma non responsive to initial treatment treated with intravenous magnesium sulphate versus placebo as an adjunct to standard care;the effect on lung function and length of stay in hospital.
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Secondary ID [1]
280916
0
There are no secondary IDs
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Universal Trial Number (UTN)
U1111-1132-9821
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Trial acronym
ASsesing THe use of Magnesium in Asthma
ASTHMA
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
asthma
286997
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Condition category
Condition code
Respiratory
287330
287330
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0
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Asthma
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Intravenous magnesium sulphate as a single dose of 20mmol in 100mls normal saline as a slow infusion over 30-40 minutes
In addition to standard care/treatment 3x5mg nebulizations of salbutamol and 1x500mcg nebulization of atrovent and 50mg oral prednisolone.
Further salbutamol 5mg nebulizations as required prn for the next 4 hours ( duration of the trial intervention protocol) After this time patient is either discharged or admitted and treatment is determined by the admitting clinician according to need.
Standard care with nebulizations and oral prednisolone given first then if eligible for the trial then given magnesium suplate or placebo and additional ventolin nebulizations as required for the duration of the intervention (4hours)
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Intervention code [1]
285352
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Treatment: Drugs
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Comparator / control treatment
Placebo as normal saline 100mls in addition to standard care/treatment as described above.
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Control group
Placebo
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Outcomes
Primary outcome [1]
287602
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discharge from hospital
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Assessment method [1]
287602
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Timepoint [1]
287602
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4 hours post intervention ( treatment with magnesium)
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Primary outcome [2]
287603
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total duration of stay in hospital in hours
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Assessment method [2]
287603
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Timepoint [2]
287603
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from time of enrollment to discharge from hospital
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Secondary outcome [1]
298514
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Improvement in lung function as measured by spirometry
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Assessment method [1]
298514
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Timepoint [1]
298514
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4 hours post intervention and at followup 72 hours post intervention
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Secondary outcome [2]
298515
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withdrawl from trial
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Assessment method [2]
298515
0
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Timepoint [2]
298515
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at any time from enrolment to 4 hours post intervention
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Secondary outcome [3]
298516
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need for admission to intensive care
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Assessment method [3]
298516
0
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Timepoint [3]
298516
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from time of enrollment to discharge from hospital
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Secondary outcome [4]
298517
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need for invasive or non invasive ventilation
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Assessment method [4]
298517
0
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Timepoint [4]
298517
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from time of enrollment to discharge from hospital
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Eligibility
Key inclusion criteria
Acute asthma exacerbation requiring attendance to an emergency department
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Minimum age
18
Years
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Maximum age
50
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
life threatening asthma
pregnancy
other respiratory diseases eg pulmonary embolis,pneumonia
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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)
Allocation by pharmacy numerical ordering. Numbered plain containers for drug and placebo.
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Simple randomization by pharmacy via computerised 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
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Intervention assignment
Parallel
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Other design features
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Phase
Not Applicable
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Type of endpoint/s
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
1/06/2012
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Actual
1/06/2012
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Date of last participant enrolment
Anticipated
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Actual
1/09/2017
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Date of last data collection
Anticipated
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Actual
1/09/2017
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Sample size
Target
320
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Accrual to date
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Final
42
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Recruitment in Australia
Recruitment state(s)
SA
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Funding & Sponsors
Funding source category [1]
285785
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Self funded/Unfunded
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Name [1]
285785
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Address [1]
285785
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Country [1]
285785
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Primary sponsor type
Individual
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Name
maureen busuttil
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Address
c/o lyell mcewin emergency department
lyell mcewin hospital
haydown rd
elizabeth vale SA 5112
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Country
Australia
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Secondary sponsor category [1]
284528
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Individual
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Name [1]
284528
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vicki clifton
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Address [1]
284528
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c/o The robinson institute
lyell mcewin hospital
haydown rd
elizabeth vale SA 5112
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Country [1]
284528
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Australia
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
287697
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Ethics of Human Research Committee
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Ethics committee address [1]
287697
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The Queen Elizabeth Hospital 28 Woodville Rd Woodville South SA 5011 and Lyell Mcewin Hospital Haydown Rd ElizabethVale SA 5112 This is the Same committee but has offices at both campuses. This is how the address appears on their correspondence
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Ethics committee country [1]
287697
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Australia
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Date submitted for ethics approval [1]
287697
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22/04/2010
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Approval date [1]
287697
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27/09/2010
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Ethics approval number [1]
287697
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2010076
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Summary
Brief summary
To ascertain whether the addition of intravenous magnesium sulphate for treatment of acute asthma exacerbations where standard treatment has failed to resolve the attack will improve outcomes and reduce the need for admission to hospital
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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
34488
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Dr Maureen Busuttil
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Address
34488
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c/o Emergency Department
Lyell McEwin Health Service
Haydown Rd
Elizabeth Vale SA 5112
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Country
34488
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Australia
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Phone
34488
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+61448839014
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Fax
34488
0
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Email
34488
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[email protected]
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Contact person for public queries
Name
17735
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maureen busuttil
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Address
17735
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Emergency department
lyell mcewin hospital
haydown rd
elizabeth vale SA 5112
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Country
17735
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Australia
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Phone
17735
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+61 8 81829279
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Fax
17735
0
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Email
17735
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[email protected]
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Contact person for scientific queries
Name
8663
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maureen busuttil
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Address
8663
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robinson institute
lyell mcewin hospital
haydown rd
elizabeth vale SA 5112
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Country
8663
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Australia
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Phone
8663
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+61 8 81332133
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Fax
8663
0
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Email
8663
0
[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
de-identified data ie results are available upon request
study protocol, informed consent form and study report are available upon request
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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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