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Chronic Obstructive Pulmonary DiseasesPhase 4COPDNCT03461328

Effect of Magnesium Sulphate Infusion on Lung Mechanics and Oxygenation in COPD Patients Undergoing Total Laryngeal

A Phase 4 study testing Magnesium Sulphate in people with Chronic Obstructive Pulmonary Diseases, run by Cairo University at 1 site in Egypt.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Chronic Obstructive Pulmonary Disease [COPD] is a major cause of chronic morbidity and mortality worldwide. COPD is characterized by persistent progressive airflow limitation that adversely affects the ventilation/perfusion (V/Q) matching and mechanics of the respiratory muscles and leads to hypoventilation and… Read more about this study

Who is it for?
Ages 40 to 80 years
Conditions the study is for
Chronic Obstructive Pulmonary Diseases
What is being tested?
Magnesium Sulphate
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
40 participants
Where
1 siteEgypt
Study dates
20 Apr 2018to 20 Mar 2019
Phase
Phase 4
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 40 to 80 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients undergoing cancer larynx surgery (partial laryngectomy, total laryngectomy with or without neck dissection).
  • Age more than 40 years old
  • ASA physical status II and III.
  • Diagnosed as having COPD by preoperative spirometry. The classification is bases on the post-bronchodilators forced expiratory volume in the first second (FEV1). Mild COPD is diagnosed when FEV1 is > 80% of predicted while moderate COPD is diagnosed when FEV1 is < 80% and > 50% of predicted and sever COPD is diagnosed when FEV1 is < 50% and > 30% of predicted

Who cannot join

  • o Patients with heart failure.
  • History with arrhythmias or treatment with antiarrhythmic drugs.
  • Patient with heart block or on beta blockers or calcium channel blockers.
  • Patients with impaired renal function (creatinine > 2)
  • Patients with impaired liver function (ALT more than 2 folds).
  • Patient with combined restrictive and obstructive pulmonary disease.
  • Patients with preoperative tracheostomy.
  • Patients with huge mass obstructing > 50% of the view. (due to its influence on the spirometry measurements).

Trial locations and contacts

1 site in 1 country.

Egypt1 site
  • Anesthesia department - Faculty of medicine- Cairo University

    Cairo

Other trials in Egypt

About this study

Official title: Effect of Intravenous Infusion of Magnesium Sulphate on Arterial Oxygenation and Pulmonary Mechanics in Patients With Chronic Obstructive Pulmonary Diseases Undergoing Cancer Larynx Surgery. A Randomized Controlled Trial

Chronic Obstructive Pulmonary Disease [COPD] is a major cause of chronic morbidity and mortality worldwide. COPD is characterized by persistent progressive airflow limitation that adversely affects the ventilation/perfusion (V/Q) matching and mechanics of the respiratory muscles and leads to hypoventilation and reduced gas transfer. COPD was identified as a significant comorbidity associated with increased incidences of postoperative pulmonary complications and prolonged hospital stay. MgSO4 either intravenous or inhalational has been shown to promote bronchodilation and to improve lung function in asthmatic patients. MgSO4 either intravenous or inhalational has been shown to promote bronchodilation and to improve lung function in asthmatic patients. Administration of MgSO4 in patients with stable COPD was associated with reduced lung hyperinflation and improvement of respiratory muscle strength. This randomized control trial is designed to assess the effect of intravenous MgSO4 infusion on oxygenation and pulmonary mechanics and incidence of postoperative pulmonary complications and length of hospital stay in patients with COPD undergoing cancer larynx surgery.

Being tested
Magnesium Sulphate
Keywords
magnesium sulphate, chronic obstructive pulmonary diseases
Medical subject headings
Pulmonary Disease, Chronic Obstructive

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Magnesium SulphateDrug

    intra-operative infusion of of 10% MgSO2 , stating by a laoding dose of 30be used, a loading dose of 30 mg/kg over 20 min followed by continuous infusion of 10 mg/kg/hr accomplish the total laryngectomy.

Study groups in NCT03461328
Study groupRoleWhat they receive
Mg-groupExperimental10% MgSO4 solution will be used, a loading dose of 30mg/kg over 20 min (equivalent to infusion rate of 0.9 ml/kg/hr for 20 min) will be given followed by continuous infusion of 10mg/kg/hr (equivalent to infusion rate of 0.1ml/kg/hr).
Receives: Drug: Magnesium Sulphate
Control groupNo interventionIn control group, same rates of infusion for loading and maintenance will be applied using 0.9 normal saline.

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. lung oxygenation

    PaO2/FiO2 immediately after arrival to the PACU

    Measured: over a period of 6-8 hours, from the time of induction of general anesthesia until time of patients discharge from the PACU.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted12 Mar 2018
  2. Study start20 Apr 2018
  3. Primary completion20 Oct 2018
  4. Study completion20 Mar 2019

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Supportive care
Allocation
Randomised
Intervention model
Parallel groups
Model description
Intra-operative intravenous infusion of magnesium sulphate in patients with chronic obstructive pulmonary diseases undergoing total laryngectomy and assess the influence on arterial oxygenation and pulmonary Mechanics in
Masking
Double blind
Who is masked
Participant, Outcomes assessor
Enrolment
40 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03461328
Sponsor's protocol ID
N-76-2017
Acronym
COPD
Status last verified
Aug 2019
First submitted
20 Feb 2018
Last updated
21 Aug 2019
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • Ahmed A, Sayed AH, Elkholy J, Elshal S, Badwy A, Abdelhamid B, Ollaek M. Intraoperative MgSO4 infusion protects oxygenation and lung mechanics in COPD patients during general anesthesia. A randomized clinical trial. Acta Anaesthesiol Scand. 2020 Nov;64(10):1460-1468. doi: 10.1111/aas.13684. Epub 2020 Aug 16.

    PubMed 32770840

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Magnesium Sulphate in people with Chronic Obstructive Pulmonary Diseases, run by Cairo University at 1 site in Egypt.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 21 Aug 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Egypt. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

lung oxygenation (time frame: over a period of 6-8 hours, from the time of induction of general anesthesia until time of patients discharge from the PACU.). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03461328, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 21 Aug 2019.

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