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Post-operative PainadjuvantsNCT06489574

Dexmedetomidine and Fentanyl as Adjuvants to Thoracic Epidural

A study testing thoracic epidural with dexmedetomidine in patients undergoing thoracotomy surgery and thoracic epidural with fentanyl in patients undergoing thoracotomy surgery in people with Post-operative Pain and Thoracic Epidural, 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

To find out if there is a benefit from adding dexmedetomidine to epidural bupivacaine as regards: Intra and postoperative opioid consumption Pain score (numerical rating scale) Hemodynamic stability, Patient satisfaction. Read more about this study

Who is it for?
Ages 18 to 60 yearsHealthy volunteers can take part
What is being tested?
thoracic epidural with dexmedetomidine in patients undergoing thoracotomy surgery and thoracic epidural with fentanyl in patients undergoing thoracotomy surgery
Could I receive a placebo?
No, everyone receives an active treatment
How many people
50 participants
Where
1 siteEgypt
Study dates
1 Jan 2023to 29 Feb 2024
Phase
Interventional
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 to 60 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Age 18 - 60 years old
  • ASA physical status I-II-III
  • Good mental function.
  • Patient scheduled for thoracic surgery with posterolateral thoracotomy.
  • BMI of patient (18 - 30).

Who cannot join

  • Age less than 18 or more than 60 years old
  • Any contraindications to epidural injection (patient refusal, local infection at the site of injection, coagulopathy, patients on anticoagulant or antiplatelet drugs, known allergy to local anesthetics, significant spine deformity)
  • Inability to provide informed consent or pain score

Trial locations and contacts

1 site in 1 country.

Egypt1 site
  • Faculty of Medicine, Cairo University

    Cairo

Other trials in Egypt

About this study

Official title: A Comparison Between Dexmedetomidine and Fentanyl as Adjuvants to Thoracic Epidural in Patients Undergoing Thoracotomy Surgery: A Randomized Controlled Trial

To find out if there is a benefit from adding dexmedetomidine to epidural bupivacaine as regards:

  • Intra and postoperative opioid consumption
  • Pain score (numerical rating scale)
  • Hemodynamic stability,
  • Patient satisfaction.
Read the detailed description

Following approval from Research Committee of Anesthesia Department and the Ethics Committee of the Faculty of Medicine, Cairo University, 50 patients will be included in the study (25 patients per group). After obtaining written informed consents, all patients will be subjected to systematic preoperative assessment including history taking, physical examination, and review of the results of routine investigations. Upon arrival to the preparation room, a 20G IV cannula will be inserted into a peripheral vein and midazolam 2-3 mg will be administered unless contraindicated. A 20G arterial catheter will be inserted into the radial artery of the dependent (non-operative) side, after local infiltration with lidocaine 2%. Patients will be transferred to the operating room where routine monitoring is applied, including electrocardiography (ECG), invasive Blood Pressure (IBP) and pulse oximetry are attached. Baseline heart rate, blood pressure, oxygen saturation and respiratory rate will be recorded.

A thoracic epidural catheter will be inserted at the T6- T7 intervertebral space, with the patient in the sitting position with standard aseptic precautions using an 18-G Touhy needle via a midline or paramedian approach with a loss of resistance method. A test dose of 3 ml of 2% lignocaine with adrenaline 5 µ/ml will be administered.

For thoracic surgery the sensory dermatome blockade needs to cover the incision and intercostal drains and may extend from T4 to T8.

The epidural drug will be administered according to the group allocation over a period of 10 minutes as follows:

Group A:

Patients will receive 50 μg dexmedetomidine with 10 ml of 0.125% bupivacaine followed by a continuous infusion of (10 ml bupivacaine + 25 μg dexmedetomidine + 39 ml saline with rate of 5 ml per hour).

Group B:

Patients will receive 50 μg fentanyl in addition to 10 ml 0.125% bupivacaine followed by a continuous infusion (10 ml bupivacaine + 100 μg fentanyl + 38 ml saline with rate of 5 ml per hour).

After documenting the sensory blockade by using a piece of ice or cold object, If sensory level fail to be achieved, patient will be out of the study. Anesthesia will be induced with Propofol 2-3 mg/kg, together with fentanyl 2 mg/kg until loss of verbal response. Muscle relaxation will be achieved with atracurium 0.5 mg/kg and the patient's trachea will be intubated using a single or double-lumen tube, as indicated by the surgical procedure. Anesthesia will be maintained by isoflurane, and muscle relaxation will be maintained with atracurium 0.3 - 0.5 mg/kg/hr.

The lungs will be ventilated with positive pressure ventilation to maintain end-tidal carbon dioxide (EtCO2) between 32 and 36 mmHg.

Patients' heart rate, blood pressure will be monitored continuously and recorded at ten-minute intervals until the end of surgery. Any attack of hypotension, defined as a drop of > 20% of baseline blood pressure, will be managed by ephedrine 0.2 mg/kg IV, and administering I.V. fluids. On the other hand, hypertension, defined as an increase of > 20 % of baseline blood pressure, will be managed by increasing the depth of anesthesia and administering bolus doses of fentanyl 1 mic/kg (up to 3 mic/kg maximum dose).

Bradycardia (heart rate < 50 beats/min) will be managed by atropine 0.02 mg/ kg IV

At the end of surgery residual neuromuscular blockade will be reversed and the endotracheal tube will be removed. Patients will be transferred to the ICU and will be monitored for 24 hours. Patients' heart rate, blood pressure, oxygen saturation and respiratory rate will be monitored at regular intervals and the pain score and sedation level as well.

Epidural infusion will be continued with the same infusion rate. A fixed dose of paracetamol (10 - 15 mg/kg) every 8 hours and NASID (0.5 - 2/kg/ day divided in 2 doses will be administered I.V.

Pain will be assessed using the numerical rating scale (NRS) and if the pain score is more than 3, 3mg morphine I.V. will be administrated intra venous as rescue analgesia (up to .4 mg/kg morphine maximum dose every 24 Hours).

Being tested
thoracic epidural with dexmedetomidine in patients undergoing thoracotomy surgery, thoracic epidural with fentanyl in patients undergoing thoracotomy surgery
Keywords
Thoracotomy, Dexmedetomidine, Thoracic Epidural, Fentanyl
Medical subject headings
Pain, Postoperative

What participants receive

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

  • thoracic epidural with dexmedetomidine in patients undergoing thoracotomy surgeryProcedure or surgery

    A thoracic epidural catheter will be inserted at the T6- T7 intervertebral space, with the patient in the sitting position with standard aseptic precautions using an 18-G Touhy needle via a midline or paramedian approach with a loss of resistance method. A test dose of 3 ml of 2% lignocaine with adrenaline 5 µ/ml will be administered.

    For thoracic surgery the sensory dermatome blockade needs to cover the incision and intercostal drains and may extend from T4 to T8.

    The epidural drug will be administered according to the group allocation over a period of 10 minutes as follows:

    Group A:

    Patients will receive 50 μg dexmedetomidine with 10 ml of 0.125% bupivacaine followed by a continuous infusion of (10 ml bupivacaine + 25 μg dexmedetomidine + 39 ml saline with rate of 5 ml per hour).

  • thoracic epidural with fentanyl in patients undergoing thoracotomy surgeryProcedure or surgery

    A thoracic epidural catheter will be inserted at the T6- T7 intervertebral space, with the patient in the sitting position with standard aseptic precautions using an 18-G Touhy needle via a midline or paramedian approach with a loss of resistance method. A test dose of 3 ml of 2% lignocaine with adrenaline 5 µ/ml will be administered.

    For thoracic surgery the sensory dermatome blockade needs to cover the incision and intercostal drains and may extend from T4 to T8.

    The epidural drug will be administered according to the group allocation over a period of 10 minutes as follows:

    Group B:

    Patients will receive 50 μg fentanyl in addition to 10 ml 0.125% bupivacaine followed by a continuous infusion (10 ml bupivacaine + 100 μg fentanyl + 38 ml saline with rate of 5 ml per hour).

Study groups in NCT06489574
Study groupRoleWhat they receive
thoracic epidural with dexmedetomidineExperimentalPatients will receive 50 μg dexmedetomidine with 10 ml of 0.125% bupivacaine followed by a continuous infusion of (10 ml bupivacaine + 25 μg dexmedetomidine + 39 ml saline with rate of 5 ml per hour)
Receives: Procedure: thoracic epidural with dexmedetomidine in patients undergoing thoracotomy surgery
thoracic epidural with fentanylExperimentalPatients will receive 50 μg fentanyl in addition to 10 ml 0.125% bupivacaine followed by a continuous infusion (10 ml bupivacaine + 100 μg fentanyl + 38 ml saline with rate of 5 ml per hour)
Receives: Procedure: thoracic epidural with fentanyl in patients undergoing thoracotomy surgery

What is being measured

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

  1. Total amount of morphine consumption in milligram in the first 24-hour postoperative in the two groups

    Dexmedetomidine compared to fentanyl as adjvant for thoracic epidural for post operative analgesia

    Measured: 24 hours

Secondary outcomes (8)
  1. Systolic arterial blood pressure in millimetre mercury

    will be recorded at baseline, ten and twenty minutes after epidural activation, immediately after induction, and every 10 minutes till end of surgery

    Measured: Intraoperative

  2. heart rate (beat/ minute)

    will be recorded at baseline, ten and twenty minutes after epidural activation, immediately after induction, and every 10 minutes till end of surgery

    Measured: Intraoperative

  3. Diastolic arterial blood pressure in millimetre mercury

    will be recorded at baseline, ten and twenty minutes after epidural activation, immediately after induction, and every 10 minutes till end of surgery

    Measured: Intraoperative

  4. mean blood pressure n millimetre mercury

    will be recorded at baseline, ten and twenty minutes after epidural activation, immediately after induction, and every 10 minutes till end of surgery

    Measured: Intraoperative

  5. Pain Score According to Numerical Rating Scale (NRS)

    The pain score will be assessed using the NRS, where patients will rate their pain on a scale from 0 to 10. The NRS value will be obtained from the patient immediately after recovery from anesthesia and then every 4 hours during the first 24 hours postoperatively.

    Minimum Value: 0 (no pain) Maximum Value: 10 (worst possible pain) Interpretation: Higher scores indicate worse outcomes (more severe pain).

    Measured: 24 Hours

  6. First request of analgesia postoperative

    The elapsed time from the start of thoracic epidural infusion until the administration of the first postoperative rescue analgesia in hours

    Measured: 24 Hours post operative

  7. Patient Satisfaction with Epidural Infusion

    Patient satisfaction will be assessed using a validated satisfaction survey immediately after the procedure. The survey will include questions rated on a Likert scale from 1 to 5, where 1 indicates "very dissatisfied" and 5 indicates "very satisfied." Minimum Value: 1 (very dissatisfied) Maximum Value: 5 (very satisfied) Interpretation: Higher scores indicate greater satisfaction with the procedure

    Measured: 24 hours

  8. Incidence of side effects

    (nausea, vomiting, shivering, hypotension, dizziness, dry mouth, and respiratory depression)

    Measured: 24 hours

Timeline

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

  1. First posted8 Jul 2024
  2. Study start1 Jan 2023
  3. Primary completion29 Feb 2024
  4. Study completion29 Feb 2024

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 N/A
Primary purpose
Supportive care
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Outcomes assessor
Enrolment
50 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06489574
Sponsor's protocol ID
MD-249-2022
Acronym
adjuvants
Status last verified
Jul 2024
First submitted
22 Sep 2023
Last updated
8 Jul 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • Wenk M, Schug SA. Perioperative pain management after thoracotomy. Curr Opin Anaesthesiol. 2011 Feb;24(1):8-12. doi: 10.1097/ACO.0b013e3283414175.

    PubMed 21084984
  • Salomaki TE, Laitinen JO, Nuutinen LS. A randomized double-blind comparison of epidural versus intravenous fentanyl infusion for analgesia after thoracotomy. Anesthesiology. 1991 Nov;75(5):790-5. doi: 10.1097/00000542-199111000-00010.

    PubMed 1952204
  • Amr YM, Yousef AA, Alzeftawy AE, Messbah WI, Saber AM. Effect of preincisional epidural fentanyl and bupivacaine on postthoracotomy pain and pulmonary function. Ann Thorac Surg. 2010 Feb;89(2):381-5. doi: 10.1016/j.athoracsur.2009.10.060.

    PubMed 20103303
  • Shaikh SI, Mahesh SB. The efficacy and safety of epidural dexmedetomidine and clonidine with bupivacaine in patients undergoing lower limb orthopedic surgeries. J Anaesthesiol Clin Pharmacol. 2016 Apr-Jun;32(2):203-9. doi: 10.4103/0970-9185.182104.

    PubMed 27275050
  • Sathyanarayana LA, Heggeri VM, Simha PP, Narasimaiah S, Narasimaiah M, Subbarao BK. Comparison of Epidural Bupivacaine, Levobupivacaine and Dexmedetomidine in Patients Undergoing Vascular Surgery. J Clin Diagn Res. 2016 Jan;10(1):UC13-7. doi: 10.7860/JCDR/2016/17344.7079. Epub 2016 Jan 1.

    PubMed 26894153
  • Karhade SS, Acharya SA, Harnagale K. Comparative analysis of epidural bupivacaine versus bupivacaine with dexmedetomidine for vaginal hysterectomy. Anesth Essays Res. 2015 Sep-Dec;9(3):310-3. doi: 10.4103/0259-1162.158007.

    PubMed 26712965
  • Bajwa SJ, Arora V, Kaur J, Singh A, Parmar SS. Comparative evaluation of dexmedetomidine and fentanyl for epidural analgesia in lower limb orthopedic surgeries. Saudi J Anaesth. 2011 Oct;5(4):365-70. doi: 10.4103/1658-354X.87264.

    PubMed 22144922
  • Khalil AE, Abdallah NM, Bashandy GM, Kaddah TA. Ultrasound-Guided Serratus Anterior Plane Block Versus Thoracic Epidural Analgesia for Thoracotomy Pain. J Cardiothorac Vasc Anesth. 2017 Feb;31(1):152-158. doi: 10.1053/j.jvca.2016.08.023. Epub 2016 Aug 21.

    PubMed 27939192

Questions about this trial

What is this clinical trial studying?

A study testing thoracic epidural with dexmedetomidine in patients undergoing thoracotomy surgery and thoracic epidural with fentanyl in patients undergoing thoracotomy surgery in people with Post-operative Pain and Thoracic Epidural, 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 5 inclusion and 3 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 8 Jul 2024. 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.

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?

Total amount of morphine consumption in milligram in the first 24-hour postoperative in the two groups (time frame: 24 hours). 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 NCT06489574, which also lists 8 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 8 Jul 2024.

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