Opioid-free Analgesia in Intensive Care Unit

NCT ID: NCT05825560

Last Updated: 2025-05-28

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE4

Total Enrollment

50 participants

Study Classification

INTERVENTIONAL

Study Start Date

2023-05-15

Study Completion Date

2026-08-15

Brief Summary

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ICU patients experience moderate to severe pain. Studies and guidelines point out the benefits of multimodal analgesia on pain control, opioid spare and on lowering its adverse effects. However, no recommendation about drugs or protocol has been formulated. In our study, investigators studied the feasibility and the impact on Remifentanil spare of a standardized protocol using multimodal analgesia (Paracetamol, Nefopam, Tramadol, Ketamine, Remifentanil) compared to the standard-of-care strategy using Paracetamol and Remifentanil. The investigators conducted a prospective, ''proof of concept'', randomized, double-blind, parallel group, placebo-controlled trial. The investigators studied multimodal analgesia versus standard-of-care in ICU patients requiring sedation-analgesia for invasive mechanical ventilation.The investigators hypothesized that Remifentanil consumption decrease by 15% with the use of a standardized multimodal analgesia strategy

Detailed Description

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ICU patients requiring sedation-analgesia for mechanical ventilation for at least 48 hours are randomized in 2 parallel groups : control arm using ''standard of care'' analgesia (Paracetamol and Remifentanil), and interventional arm using multimodal analgesia at different level according to pain accessed by BPS (Step 1 : Paracetamol, Nefopam, Tramadol, Step 2 : Ketamine, Step 3 : Remifentanil). Sedation drugs are standard of care (Propofol and Midazolam if Propofol isn't enough) to obtain prescribed sedation accessed by RASS. Double-bling is kept for 72 hours until the primary outcome is obtained.

The investigators hypothesize a 15% reduction of Remifentanil consumption in the interventional group.

Conditions

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Intubation

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Investigators Outcome Assessors

Study Groups

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Control group

Analgesia combines paracetamol (1g every 6 to 8 hours according to age and weight recommendations) and remifentanil, adapted according to a tiered administration system depending on the Behavior Pain Scale (BPS) and the theoretical ideal weight. Remifentanil doses are adjusted so that the patient has a BPS score of 4 or less. Reassessment of analgesia will be carried out every 30 minutes until analgesic adaptation is complete, then every 2 hours as is usually done in our department.

If the BPS is less than or equal to 4, the therapeutic de-escalation will be done with a reverse algorithm until the analgesic drugs are stopped.

After the sedation balance phase, the patient's BPS will be assessed every 2 hours.

Group Type ACTIVE_COMPARATOR

Standard multimodal analgesia

Intervention Type DRUG

Standard remifentanil analgesia

OFA Group

A fixed combination of nefopam and tramadol will be initiated at daily doses. An initial dose of 50mg tramadol and 20mg nefopam IV over 30 min. will be administered. Reassessment of analgesia will be performed every 30 min. for two hour and then every 2 hours.

* If BPS is \> 4, administration of ketamine with an initial bolus of 0.15mg/kg followed by continuous administration at a dose of 0.15mg/kg/hour.
* If the BPS is \< 4, remifentanil is introduced at the minimum effective dose, in a stepwise fashion according to the theoretical ideal weight
* In the event of maximum pain requiring the full range of therapies in the algorithm the total dose of tramadol will be 450mg/day and nefopam 120mg/day, in accordance with summaries of product characteristics.
* If the BPS \< or = 4, the therapeutic de-escalation will be done with a reverse algorithm until the analgesic drugs are stopped, according to the following scheme: remifentanil, ketamine, tramadol and then nefopam.

Group Type EXPERIMENTAL

OFA multimodal analgesia

Intervention Type DRUG

Multimodal opioid free analgesia

Interventions

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OFA multimodal analgesia

Multimodal opioid free analgesia

Intervention Type DRUG

Standard multimodal analgesia

Standard remifentanil analgesia

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Patient hospitalized in ICU and requiring sedation-analgesia for mechanical ventilation.
* Patient undergoing mechanical ventilation for more than 2 hours and less than 24 hours.
* Informed consent signed by the patient or his trusted person, legal representative, family member, curator or tutor, or emergency consent procedure.
* Patient affiliated to the French Government Public Health Insurance.
* Patient over 18 years old.

Exclusion Criteria

* Patient already involved in a trial that might influence our primary endpoint.
* Patient in exclusion-period determined by another trial or study.
* Patient who is likely to be requiring less than 48 hours of mechanical ventilation.
* Patient with contraindication or allergies to at least one of the following medication : paracetamol, nefopam, tramadol, ketamine, remifentanil.
* Patient with hepatic insufficiency (defined as PT \< 50%).
* Parturient or breast-feeding patient.
* Patient suffering from moderate to severe Acute Respiratory Distress Syndrome (ARDS), with decreased PaO2/FiO2 ratio under 150mmHg after respiratory optimization (courant volume 6mL/kg and PEEP \> 5mbar).
* Patient requiring curare treatment.
* Patients with an indication for locoregional analgesia prior to extubation (perineural sealing, epidural analgesia).
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Centre Hospitalier Universitaire de Nīmes

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Remy WIDEHEM

Nîmes, Gard, France

Site Status RECRUITING

Countries

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France

Central Contacts

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Remy WIDEHEM, Dr.

Role: CONTACT

+33 4.66 68 30 50

Claire ROGER, Dr. PhD

Role: CONTACT

+33 4.66.68.30.50

Facility Contacts

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Remy WIDEHEM, Dr. PhD

Role: primary

0466683050

References

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Wheeler KE, Grilli R, Centofanti JE, Martin J, Gelinas C, Szumita PM, Devlin JW, Chanques G, Alhazzani W, Skrobik Y, Kho ME, Nunnally ME, Gagarine A, Ergan BA, Fernando S, Price C, Lewin J, Rochwerg B. Adjuvant Analgesic Use in the Critically Ill: A Systematic Review and Meta-Analysis. Crit Care Explor. 2020 Jul 6;2(7):e0157. doi: 10.1097/CCE.0000000000000157. eCollection 2020 Jul.

Reference Type BACKGROUND
PMID: 32696016 (View on PubMed)

Devlin JW, Skrobik Y, Gelinas C, Needham DM, Slooter AJC, Pandharipande PP, Watson PL, Weinhouse GL, Nunnally ME, Rochwerg B, Balas MC, van den Boogaard M, Bosma KJ, Brummel NE, Chanques G, Denehy L, Drouot X, Fraser GL, Harris JE, Joffe AM, Kho ME, Kress JP, Lanphere JA, McKinley S, Neufeld KJ, Pisani MA, Payen JF, Pun BT, Puntillo KA, Riker RR, Robinson BRH, Shehabi Y, Szumita PM, Winkelman C, Centofanti JE, Price C, Nikayin S, Misak CJ, Flood PD, Kiedrowski K, Alhazzani W. Clinical Practice Guidelines for the Prevention and Management of Pain, Agitation/Sedation, Delirium, Immobility, and Sleep Disruption in Adult Patients in the ICU. Crit Care Med. 2018 Sep;46(9):e825-e873. doi: 10.1097/CCM.0000000000003299.

Reference Type BACKGROUND
PMID: 30113379 (View on PubMed)

Widehem R, Nicolet C, Delannoy V, Barthelemi L, Soulairol I, Lefrant JY, Mura T, Roger C. Effect of a multimodal analgesia strategy on remifentanil daily consumption in mechanically ventilated adult ICU patients: study protocol for a randomised, placebo-controlled, double-blind, parallel-group clinical trial. BMJ Open. 2025 Jan 20;15(1):e090396. doi: 10.1136/bmjopen-2024-090396.

Reference Type DERIVED
PMID: 39832962 (View on PubMed)

Other Identifiers

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2022-003273-37

Identifier Type: EUDRACT_NUMBER

Identifier Source: secondary_id

LOCAL/2022/RW-01

Identifier Type: -

Identifier Source: org_study_id

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