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Critical IllnessPhase 3NCT01360346

Enteral Versus Intravenous Sedation in Critically Ill High-risk ICU Patients

A Phase 3 study testing Enteral Sedation (EN) in people with Critical Illness and Mechanical Ventilation Complication, run by University of Milan at 1 site in Italy.

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 The sponsor has not verified this record for over two years, so it may be out of date.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

Recent studies suggest the employment of 'conscious' sedation (1) for critically high - risk patients (2), showing more efficacy then deep sedation (3). The investigators want to compare intravenous injection versus enteral sedative drugs administration, purposing to maintain a 'conscious' sedation level compatibly… Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Enteral Sedation (EN)
Could I receive a placebo?
No, everyone receives an active treatment
How many people
300 participants
Where
1 siteItaly
Study dates
Jan 2012to Dec 2012
Phase
Phase 3
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 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • High Risk Patients (Ventilation days assessment >3, SAPS II >32).
  • Until 24 h after ICU admission
  • Age > 18 years

Who cannot join

  • Neurosurgical patients
  • Allergy to medications used in the study
  • CNS diseases (epilepsy, ictus, dementia, anoxic coma…)
  • Liver encephalopathy (Child C)
  • Previous psychiatric or cognitive pathology
  • Absolute contraindications to use enteral route (acceptable NGT, digiunostomy, ileostomy)
  • Pregnant patients or in breast-feeding
  • DNR patients

Trial locations and contacts

1 site in 1 country.

Giovanni Mistraletti, MD contact

+39.339.8245014

giovanni.mistraletti@unimi.it

Italy1 site, 1 recruiting
  • AO San Paolo - Polo Universitario

    Milan, 20142

    Giovanni Mistraletti, MD, +39.339.8245014, giovanni.mistraletti@unimi.it

    Recruiting

Other trials in Italy

About this study

Official title: Multicentric, Single Blind, Randomized Controlled Trial on Enteral Sedation Versus Intravenous Sedation in Critically Ill High-risk ICU Patients

Recent studies suggest the employment of 'conscious' sedation (1) for critically high - risk patients (2), showing more efficacy then deep sedation (3). The investigators want to compare intravenous injection versus enteral sedative drugs administration, purposing to maintain a 'conscious' sedation level compatibly with the needed cares, invasive procedures, and medical and nursing surveillance.

Read the detailed description

Recent studies suggest the employment of 'conscious' sedation for critically high - risk patients (2), showing more efficacy then deep sedation (3). From this point of view it's important to consider both the choice of sedative drugs and the way to administer them to maintain the constant 'conscious' sedation level that the investigators wanted.

This research compares two different procedures for sedation therapy: through a randomized and blind controlled trial the interventional group will collect patients receiving sedatives from enteral way (4, 5, 6). In the control arm, sedation administration forecasts intravenous injection (7), recognised like the best practice in the most of intensive care units of the world.

To consider two different clinical approach for administration the investigators have to use different molecules: in the control arm propofol and midazolam will be continuously administered through intravenous injection with daily suspension (7); in the intervention arm the investigators will administer melatonin like a physiological hypnotic inductor (6), the continuous 'conscious' sedation will be maintained through hydroxyzine and eventually lorazepam (4), and all the active principles will be given by enteral administration.

The goal of the study is to compare intravenous injection versus enteral sedative drugs administration, analysing their efficacy and the feasibility to maintain constant the appropriate sedation level (RASS measured = RASS wished ±1) (8) in high - risk patients admitted in Intensive Care Unit (2), purposing to conserve a 'conscious' sedation level compatibly with the needed cares, invasive procedures, and medical and nursing surveillance.

MATERIALS AND METHODS Prospective, randomized and controlled multicentric, single blind trial. Participant ICU centres: San Paolo MI (Iapichino), Policlinico MI (Gattinoni) , Fatebenefratelli MI (Cigada), Niguarda MI (De Gasperi), Desio (Ronzoni), Legnano (Radrizzani), Monza (Pesenti), Belluno (Mazzon), Lugano (Malacrida), Modena (Rambaldi), Torino (Livigni), Asti (Cardellino).

PROCEDURE Bare minimum sedation drug titration will be done to maintain and to achieve prematurely a 'conscious' sedation level (RASS=0). During every shift it will be discussed the appropriate sedation therapy: if physicians choose a deep sedation goal (RASS <-3) this decision has to be explained and registered; then enteral sedation has to be maximized in randomized enteral patients group. If necessary intravenous sedation has to be added , and this procedure dose not represent a violation of research protocol.

If there is pain (VNR>3 or BPS>6) it will be administrated analgesic therapy according to hospital guidelines bare minimum duration. The treatment of procedural pain will be applied both groups trough Fentanest/Morphine + propofol/midazolam bolus intravenous, this procedure dose not represent a violation of research protocol.

If acute cerebral malfunction appears (CAM-ICU positive), it will be administrated haloperidol (1mg per os, max 10 mg/die) or other antipsychotic therapy according to hospital guidelines.

Enteral artificial nutrition with prokinetics will be started as soon as possible both group, while parenteral nutrition will be administered only if strictly necessary. If gastric stagnation > 200 ml/4 hours exceeds 2 days duration, it could be positioned nasogastric tube or digiunostomy.

All patients will be sit in a semiortopnoic position (bed back rest inclination between 30 and 45°).

STUDY POWER AND STATISTICAL ANALYSIS The investigators suppose to obtain a difference of 15% per cent between two arms for patients' sedation adequacy benefit (RASS = desired RASS + 1). Knowing that the enteral approach reached 83% adequacy from a observational monocentric research (5), it should be necessary to enrol 141 patients for each arm (power 80%). In consideration of the missing data, the investigators expect to enroll 300 patients. An "ad interim" statistical analysis is planned after the enrollment of 70 patients in each group.

To provide a statistical analysis as "Intention To Treat" for possible arms change risk.

It's planned to obtain a selective analysis involving each hospital included in the study.

It's planned to obtain a selective analysis about septic patients (greater delirium prevalence) (9).

It's planned to obtain a selective analysis divided for age (greater delirium prevalence if age >70) (10).

The randomization will be achieved trough out a particular Internet Website with a specific program expressly built. It will be used minimization technique to maintain groups balanced in the patients' sample of each centre.

Being tested
Enteral Sedation (EN), Control group: Intravenous Sedation (IV)
Keywords
Enteral Sedation, Intravenous Sedation, Critically ill ICU patient, Conscious Sedation, Deep Sedation, RASS, CAM-ICU, VNR, BPS, Propofol, Midazolam, Hydroxyzine, Lorazepam, Melatonin
Medical subject headings
Critical Illness

What participants receive

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

  • Enteral Sedation (EN)Procedure or surgery

    Also called ENTERAL

    Intravenous propofol or midazolam administration at the ICU admission and stopped within 48h. Melatonin by enteral route (3mg x 2/die) from admission to discharge. Hydroxyzine by enteral route from ICU admission (600mg/die), decreased and stopped as soon as possible. Lorazepam supplementation (maximum 16mg/die) if hydroxyzine is inadequate.

  • Control group: Intravenous Sedation (IV)Procedure or surgery

    Also called INTRAVENOUS

    Propofol or midazolam from ICU admission to discharge at the compatible lowest level with harsh ICU environment.

Study groups in NCT01360346
Study groupRoleWhat they receive
Enteral Sedation (EN)ExperimentalMelatonin, Hydroxyzine, and Lorazepam. At every work shift, it will be checked the possibility to decrease the Lorazepam and then the Hydroxyzine dosage to quickly obtain and continuously maintain a RASS level = 0
Receives: Procedure: Enteral Sedation (EN)
Intravenous Sedation (IV)Active comparatorIntravenous propofol or midazolam administration at the ICU admission to discharge at the compatible lowest level with harsh ICU environment. At every shift nurses are requested to give intravenous lowest dosage to obtain RASS=0
Receives: Procedure: Control group: Intravenous Sedation (IV)

What is being measured

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

  1. Percent of efficacy, measured by observed RASS = desired RASS ± 1.

    Measured: One year

Secondary outcomes (7)
  1. Sedation protocol effectiveness: percentage of "protocol violation days" on the total of ICU days.

    Measured: One year

  2. Delirium and coma free days (respectively negative CAM-ICU and RASS > - 3 in all daily observations until 28° ICU day) (11)

    Measured: One year

  3. Ventilation free days (12)

    Measured: One year

  4. Nursing evaluation of sedation adequacy (communication skills, cooperation, environment tolerance) (13)

    Measured: One year

  5. Overall ICU and hospital mortality, absolute mortality after 1 year from ICU discharge.

    Measured: 24 months

  6. Sedative drugs costs.

    Measured: One year

  7. Indirect inefficacy markers

    1. Prevalence of 'dangerous episodes': self - extubation, removal of other invasive clinical instruments;
    2. Length of ICU and hospital stay
    3. Use of anti-psychotic drugs (indirect delirium marker)
    4. Other indicators of sedation failure: use of restraining therapies, antagonist administrations (fluamzenil - naloxone).

    Measured: One year

Timeline

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

  1. First posted25 May 2011 (estimated)
  2. Study startJan 2012
  3. Primary completionOct 2012 (estimated)
  4. Study completionDec 2012 (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 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Participant
Enrolment
300 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01360346
Sponsor's protocol ID
SedaENvsIV
Status last verified
Apr 2012
First submitted
20 May 2011
Last updated
24 Apr 2012
Results posted
No
Data monitoring committee
Yes

Publications

  • Strom T, Martinussen T, Toft P. A protocol of no sedation for critically ill patients receiving mechanical ventilation: a randomised trial. Lancet. 2010 Feb 6;375(9713):475-80. doi: 10.1016/S0140-6736(09)62072-9. Epub 2010 Jan 29.

    PubMed 20116842
  • Iapichino G, Mistraletti G, Corbella D, Bassi G, Borotto E, Miranda DR, Morabito A. Scoring system for the selection of high-risk patients in the intensive care unit. Crit Care Med. 2006 Apr;34(4):1039-43. doi: 10.1097/01.CCM.0000206286.19444.40.

    PubMed 16484895
  • Payen JF, Chanques G, Mantz J, Hercule C, Auriant I, Leguillou JL, Binhas M, Genty C, Rolland C, Bosson JL. Current practices in sedation and analgesia for mechanically ventilated critically ill patients: a prospective multicenter patient-based study. Anesthesiology. 2007 Apr;106(4):687-95; quiz 891-2. doi: 10.1097/01.anes.0000264747.09017.da.

    PubMed 17413906
  • Cigada M, Pezzi A, Di Mauro P, Marzorati S, Noto A, Valdambrini F, Zaniboni M, Astori M, Iapichino G. Sedation in the critically ill ventilated patient: possible role of enteral drugs. Intensive Care Med. 2005 Mar;31(3):482-6. doi: 10.1007/s00134-005-2559-7. Epub 2005 Feb 16.

    PubMed 15714324
  • Cigada M, Corbella D, Mistraletti G, Forster CR, Tommasino C, Morabito A, Iapichino G. Conscious sedation in the critically ill ventilated patient. J Crit Care. 2008 Sep;23(3):349-53. doi: 10.1016/j.jcrc.2007.04.003. Epub 2007 Jul 5.

    PubMed 18725039
  • Mistraletti G, Sabbatini G, Taverna M, Figini MA, Umbrello M, Magni P, Ruscica M, Dozio E, Esposti R, DeMartini G, Fraschini F, Rezzani R, Reiter RJ, Iapichino G. Pharmacokinetics of orally administered melatonin in critically ill patients. J Pineal Res. 2010 Mar;48(2):142-7. doi: 10.1111/j.1600-079X.2009.00737.x. Epub 2010 Jan 8.

    PubMed 20070489
  • Girard TD, Kress JP, Fuchs BD, Thomason JW, Schweickert WD, Pun BT, Taichman DB, Dunn JG, Pohlman AS, Kinniry PA, Jackson JC, Canonico AE, Light RW, Shintani AK, Thompson JL, Gordon SM, Hall JB, Dittus RS, Bernard GR, Ely EW. Efficacy and safety of a paired sedation and ventilator weaning protocol for mechanically ventilated patients in intensive care (Awakening and Breathing Controlled trial): a randomised controlled trial. Lancet. 2008 Jan 12;371(9607):126-34. doi: 10.1016/S0140-6736(08)60105-1.

    PubMed 18191684
  • Sessler CN, Gosnell MS, Grap MJ, Brophy GM, O'Neal PV, Keane KA, Tesoro EP, Elswick RK. The Richmond Agitation-Sedation Scale: validity and reliability in adult intensive care unit patients. Am J Respir Crit Care Med. 2002 Nov 15;166(10):1338-44. doi: 10.1164/rccm.2107138.

    PubMed 12421743
  • Pandharipande PP, Sanders RD, Girard TD, McGrane S, Thompson JL, Shintani AK, Herr DL, Maze M, Ely EW; MENDS investigators. Effect of dexmedetomidine versus lorazepam on outcome in patients with sepsis: an a priori-designed analysis of the MENDS randomized controlled trial. Crit Care. 2010;14(2):R38. doi: 10.1186/cc8916. Epub 2010 Mar 16.

    PubMed 20233428
  • Inouye SK. Delirium in older persons. N Engl J Med. 2006 Mar 16;354(11):1157-65. doi: 10.1056/NEJMra052321. No abstract available.

    PubMed 16540616
  • Pandharipande PP, Pun BT, Herr DL, Maze M, Girard TD, Miller RR, Shintani AK, Thompson JL, Jackson JC, Deppen SA, Stiles RA, Dittus RS, Bernard GR, Ely EW. Effect of sedation with dexmedetomidine vs lorazepam on acute brain dysfunction in mechanically ventilated patients: the MENDS randomized controlled trial. JAMA. 2007 Dec 12;298(22):2644-53. doi: 10.1001/jama.298.22.2644.

    PubMed 18073360
  • Schoenfeld DA, Bernard GR; ARDS Network. Statistical evaluation of ventilator-free days as an efficacy measure in clinical trials of treatments for acute respiratory distress syndrome. Crit Care Med. 2002 Aug;30(8):1772-7. doi: 10.1097/00003246-200208000-00016.

    PubMed 12163791
  • Riker RR, Shehabi Y, Bokesch PM, Ceraso D, Wisemandle W, Koura F, Whitten P, Margolis BD, Byrne DW, Ely EW, Rocha MG; SEDCOM (Safety and Efficacy of Dexmedetomidine Compared With Midazolam) Study Group. Dexmedetomidine vs midazolam for sedation of critically ill patients: a randomized trial. JAMA. 2009 Feb 4;301(5):489-99. doi: 10.1001/jama.2009.56. Epub 2009 Feb 2.

    PubMed 19188334
  • Mistraletti G, Umbrello M, Salini S, Cadringher P, Formenti P, Chiumello D, Villa C, Russo R, Francesconi S, Valdambrini F, Bellani G, Palo A, Riccardi F, Ferretti E, Festa M, Gado AM, Taverna M, Pinna C, Barbiero A, Ferrari PA, Iapichino G; SedaEN investigators. Enteral versus intravenous approach for the sedation of critically ill patients: a randomized and controlled trial. Crit Care. 2019 Jan 7;23(1):3. doi: 10.1186/s13054-018-2280-x.

    PubMed 30616675
  • Mistraletti G, Mantovani ES, Cadringher P, Cerri B, Corbella D, Umbrello M, Anania S, Andrighi E, Barello S, Di Carlo A, Martinetti F, Formenti P, Spanu P, Iapichino G; SedaEN investigators. Enteral vs. intravenous ICU sedation management: study protocol for a randomized controlled trial. Trials. 2013 Apr 3;14:92. doi: 10.1186/1745-6215-14-92.

    PubMed 23551983

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Enteral Sedation (EN) in people with Critical Illness and Mechanical Ventilation Complication, run by University of Milan at 1 site in Italy.

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 3 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: status not confirmed, as of the sponsor's last update on 24 Apr 2012. 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 Italy. 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 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

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 Giovanni Mistraletti, MD (+39.339.8245014, giovanni.mistraletti@unimi.it), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Percent of efficacy, measured by observed RASS = desired RASS ± 1. (time frame: One year). 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 NCT01360346, which also lists 15 linked publications.

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 24 Apr 2012; AzTrials last refreshed its copy on 8 Nov 2026.

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