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ComplicationsPhase 1/2NCT01318044

Thiopental Versus Propofol During Magnetic Resonance Imagining in Children: Something Old, Something New

A Phase 1/2 study testing Propofol and Thiopental in people with Complications, run by University Clinical Centre of Kosova at 1 site in Albania.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

Magnetic resonance imagining (MRI) in children requires sedation to achieve the degree of cooperation or immobilization, necessary to complete these procedures successfully. In this study the investigators analyze two most popular anesthetics used for this procedure, sodium thiopental and propofol. Read more about this study

Who is it for?
Ages 6 months to 12 yearsHealthy volunteers can take part
Conditions the study is for
Complications
What is being tested?
Propofol and Thiopental
Could I receive a placebo?
No, everyone receives an active treatment
How many people
100 participants
Where
1 siteAlbania
Study dates
Jan 2011to May 2011
Phase
Phase 1/2
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 6 months to 12 years
  • All sexes
  • Healthy volunteers accepted
  • Child

Who may be able to join

  • Patient is 6 months - 12 years old
  • Patient is scheduled for MRI at University Clinical center of Kosovo
  • Patients is ASA I/II
  • Patient meets criteria to receive either propofol or thiopental sedation
  • Patient's parent/guardian provides written consent

Who cannot join

  • Patients with ASA > II
  • Patients with airway abnormalities
  • Patients with known allergies to the study drugs
  • Parent/guardian refusal of participation

Trial locations and contacts

1 site in 1 country.

Antigona Hasani, MD, MSC contact

+37744402781

antigona.hasani@gmail.com

Albania1 site, 1 recruiting
  • University Clinical Center of Kosovo

    Tirana, Kosovo, 10000

    Aban Gjonbalaj, MD, +38138500600, gjonbalaj_a@hotmail.com

    Recruiting

Other trials in Albania

About this study

Official title: Thiopental Versus Propofol During Magnetic Resonance Imagining in Children

Magnetic resonance imagining (MRI) in children requires sedation to achieve the degree of cooperation or immobilization, necessary to complete these procedures successfully. In this study the investigators analyze two most popular anesthetics used for this procedure, sodium thiopental and propofol. The aim of this study is to determine optimal dose of propofol and thiopental during MRI and to establish safety and efficacy of these drugs.

Read the detailed description

This prospective, randomize, double-blind study will include 100 children, aged 6 month-12 years with ASA physical status I-II.

Children older than 3 years of age shall consume nothing by mouth (NPO) for solids and milk for at least 8 hours and children 6 months-3 years of age are NPO for solids and milk for 6 hours. Children will be allowed to receive breast milk until 4 hours before the beginning of the sedation. All the children will be allowed to take clear liquids up until 2 hours before the beginning of the sedation. To facilitate IV drug administration, EMLA cream will be applied on the dorsum of both hands 1 h before transfer to the preparation room.

Presedation behavior will be assessed on a 4-point scale, (by an anesthesiologist 1; who does not know which drug is administered): 1 = calm, cooperative; 2 = anxious but reasonable; 3 = anxious and not reasonable; 4 = crying or resisting. Categories 1 and 2 will be called "nondistressed behavior," and categories 3 and 4 will be defined as "distressed behavior." Patients will receive: group I; propofol 0.5 mg/kg or group II; thiopental 2.0 mg/kg, for anesthetic induction. After initial dose of the drug the sedation level of the children will be measured by the anesthesiologist 2 using the University of Michigan Sedation Scale (UMSS). The UMSS assigns a score of 0-4 based on the clinical assessment of the level of sedation as follows: 0 = awake and alert; 1 = minimally sedated: tired/sleepy, appropriate response to verbal conversation and/or sound; 2 = moderately sedated: somnolent/sleeping, easily aroused with light tactile stimulation or a simple verbal command; 3 = deeply sedated: deep sleep, arousable only with significant physical stimulation, and 4 = unarousable. Scores 3 will be accepted as procedural sedation and 4 will be accepted as deep sedation.

If a UMSS score of 3 will not be achieved after initial dose of propofol and thiopental, supplementary boluses of drugs will be added.

Mean arterial blood pressure (MAP), heart rate (HR), peripheral oxygen saturation (Spo2), and respiratory rate (RR) will be monitored continuously and be recorded at 5-min intervals during the study period by anesthesiologist 1. Patients will be allowed to breathe spontaneously without an artificial airway throughout the procedure. Oxygen will be administered via facemask.

Quality of the MRI will be evaluated by a radiologist using a three-point scale (1 = no motion; 2 = minor movement; 3 = major movement necessitating another scan).

Recovery time will be accepted as the period of time between the ends of MRI scan and reaching a UMSS score of 2 (by an anesthesiologist 2).

Side effects (apnea, nausea, vomiting, laryngospasm, emergence agitation) could occur during and after sedation will be recorded.

Conditions
Complications
Being tested
Propofol and Thiopental
Keywords
thiopental, propofol, sedation, MRI

What participants receive

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

  • Propofol and ThiopentalDrug

    Also called Diprivan, Nesdonal

    An initial bolus of 0.5 mg/kg of propofol will be administered over 1 minute. Supplementary boluses of propofol will be added until the UMSS score 3 are achieved.

    An initial bolus of 2 mg/kg of thiopental will be administered over 1 minute. Supplementary boluses of thiopental will be added until the UMSS score 3 are achieved

Study groups in NCT01318044
Study groupRoleWhat they receive
Propofol group: propofolActive comparatorNot described
Receives: Drug: Propofol and Thiopental
Thiopental group: thiopentalActive comparatorNot described
Receives: Drug: Propofol and Thiopental

What is being measured

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

  1. presedation behavior

    Presedation behavior will be assessed on a 4-point scale, (by an anesthesiologist 1; who does not know which drug is administered): 1 = calm, cooperative; 2 = anxious but reasonable; 3 = anxious and not reasonable; 4 = crying or resisting. Categories 1 and 2 will be called "nondistressed behavior," and categories 3 and 4 will be defined as "distressed behavior."

    Measured: day of sedation (day 1)

Secondary outcomes (4)
  1. to determine optimal dose of propofol and thiopental during MRI

    The UMSS assigns a score of 0-4 based on the clinical assessment of the level of sedation as follows: 0 = awake and alert; 1 = minimally sedated: tired/sleepy, appropriate response to verbal conversation and/or sound; 2 = moderately sedated: somnolent/sleeping, easily aroused with light tactile stimulation or a simple verbal command; 3 = deeply sedated: deep sleep, arousable only with significant physical stimulation, and 4 = unarousable. Scores 3 will be accepted as procedural sedation and 4 will be accepted as deep sedation.

    Measured: day of sedation (day 1)

  2. UMSS score

    Measured: day of sedation (day 1)

  3. Side effects of sedation

    Side effects (apnea, nausea, vomiting, laryngospasm, emergence agitation) could occur during and after sedation will be recorded.

    Measured: day of sedation (day 1)

  4. recovery times

    Recovery time will be accepted as the period of time between the ends of MRI scan and reaching a UMSS score of 2 (by an anesthesiologist 2).

    Measured: day of sedation (day 1)

Timeline

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

  1. First posted18 Mar 2011 (estimated)
  2. Study startJan 2011
  3. Primary completionApr 2011 (estimated)
  4. Study completionMay 2011 (estimated)

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 1/2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Investigator, Outcomes assessor
Enrolment
100 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01318044
Sponsor's protocol ID
UCCK-30
Status last verified
Jan 2011
First submitted
11 Mar 2011
Last updated
18 Mar 2011
Results posted
No
Data monitoring committee
No

Publications

  • 1. Malvija S, Voepel -Lewis T, Eldevik OP, Rockwell DT, Wong JH, Tait AR. Sedation and general anaesthesia in children undergoing MRI and CT: adverse events and outcomes. Br J A naesth 2000; 84: 743-8. 2. Malviya S, Voepel-Lewis T, Tait AR, Merkel S, Tremper K, Naughton N. Depth of sedation in children undergoing computed tomography: validity and reliability of the University of Michigan Sedation Scale (UMSS). Br J Anaesth. 2002 ;88:241-5. 3. Koroglu A, Teksan H, Sagir O, Yucel A, Toprak HI, Ersoy OM. A comparison of the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging. Anesth Analg. 2006;103:63-7.

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing Propofol and Thiopental in people with Complications, run by University Clinical Centre of Kosova at 1 site in Albania.

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 5 inclusion and 4 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: status not confirmed, as of the sponsor's last update on 18 Mar 2011. 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 Albania. 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 combined phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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

Are results available for this study?

Results are not available in the source record.

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

Contact Antigona Hasani, MD, MSC (+37744402781, antigona.hasani@gmail.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

presedation behavior (time frame: day of sedation (day 1)). 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 NCT01318044, 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 18 Mar 2011.

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