Viewing Study NCT02731950


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Study NCT ID: NCT02731950
Status: COMPLETED
Last Update Posted: 2017-04-04
First Post: 2016-03-26
Is Gene Therapy: True
Has Adverse Events: False

Brief Title: Presternal Bupivacaine Plus Magnesium Sulfate Infusion After Cardiac Surgery
Sponsor: Assiut University
Organization:

Study Overview

Official Title: The Analgesic Efficacy of Magnesium Sulfate as an Adjuvant to Continuous Presternal Bupivacaine Infusion Through a Single Catheter After Cardiac Surgery; A Prospective Randomized Double Blind Study.
Status: COMPLETED
Status Verified Date: 2017-03
Last Known Status: None
Delayed Posting: No
If Stopped, Why?: Not Stopped
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: None
Brief Summary: Effective pain relief after cardiac surgery has assumed importance with the introduction of fast track discharge protocols that requires early weaning from mechanical ventilation. Inadequate pain control reduces the capacity to cough, mobility, increases the frequency of atelectasis, and prolongs recovery. Infiltration of local anesthetics near the surgical wound has shown to improve early postoperative pain in various surgical procedures.

Magnesium is the fourth most plentiful cation in our body. It has antinociceptive effects in animal and human models of pain.
Detailed Description: Effective pain relief after cardiac surgery has assumed importance with the introduction of fast track discharge protocols that requires early weaning from mechanical ventilation. Inadequate pain control reduces the capacity to cough, mobility, increases the frequency of atelectasis, and prolongs recovery.

A major cause of pain after cardiac surgery is the median sternotomy particularly on the first two postoperative days.

The most often used analgesics in these patients are parenteral opioids which can lead to undesirable side-effects as sedation, respiratory depression, nausea, and vomiting.

Infiltration of local anesthetics near the surgical wound has shown to improve early postoperative pain in various surgical procedures.

Magnesium is the fourth most plentiful cation in our body. It has antinociceptive effects in animal and human models of pain.

It has been mentioned in a systematic review that it may be worthwhile to further study the role of supplemental magnesium in providing perioperative analgesia, because this is a relatively harmless molecule, is not expensive and also because the biological basis for its potential antinociceptive effect is promising.

These effects are primarily based on physiological calcium antagonism, that is voltage-dependent regulation of calcium influx into the cell, and noncompetitive antagonism of N-methyl-D-aspartate (NMDA) receptors.

postoperative pain control will be by 1gm paracetamol / 6 hr, Ketorolac tromethamine 30 mg / 8:12 hour in control group vs bupivacaine 0.125% plus magnesium sulfate 5% through a single catheter after parasternal block in in study group after cardiac surgery.

The investigators primary outcome is pain scores assessment , the secondary outcomes are extubation time, postoperative respiratory parameters, serum cortisol level

Study Oversight

Has Oversight DMC: True
Is a FDA Regulated Drug?: None
Is a FDA Regulated Device?: None
Is an Unapproved Device?: None
Is a PPSD?: None
Is a US Export?: None
Is an FDA AA801 Violation?: