Dex on Microcirculation in SS-A Double-blinded Study

June 14, 2017 updated by: Jingyuan,Xu, Southeast University, China

The Effect of Dexmedetomidine on Microcirculation in Septic Shock- A Double-blinded Study

The investigators preliminary study showed that dexmedetomidine might improve microcirculation in septic shock patients. To test this effect, the investigators will conduct double-blinded study.

Study Overview

Status

Unknown

Conditions

Detailed Description

Dexmedetomidine is a highly selective α2-adrenoreceptor agonist for sedation of adult critically ill patients which exhibits sedative and analgesic effects. Recent studies suggest that dexmedetomidine to restore adrenergic vasoconstrictor responsiveness in septic shock, and prevents alterations of pain rat model intestinal microcirculation Induced by surgical stress,even it can reduce the mortality of endotoxemic rats and patients with severe sepsis. The investigators preliminary study showed that dexmedetomidine might improve microcirculation in septic shock patients. To test this effect, the investigators will conduct double-blinded study.

Study Type

Interventional

Enrollment (Anticipated)

44

Phase

  • Phase 4

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

    • Jiangsu
      • Nanjing, Jiangsu, China, 210000
        • Recruiting
        • Zhongda Hospital Southeast University
        • Contact:
        • Principal Investigator:
          • Jingyuan Xu, M.D.

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

16 years to 88 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Septic shock patients despite early goal directed therapy
  • Agree to participate this study

Exclusion Criteria:

  • Age< 18
  • Pregnancy
  • Bradycardia (HR<55bpm)
  • Systolic Blood Pressure < 80 mmHg / Mean arterial pressure < 50 mmHg on maximal support
  • Death imminent
  • Unlikely to survive 90 days
  • Acute liver failure
  • Dementia
  • High-grade block in the absence of a functioning pacemaker.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Quadruple

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Dexmedetomidine group
Dexmedetomidine group: Dexmedetomidine infusion for dexmedetomidine group to the goal of sedation: Richmond agitation-sedation scale 0 to -2 Dexmedetomidine doses 0-0.7 mcg/kg/h
The effect of dex and placebo for sedation on microcirculation
Other Names:
  • Placebo for control group
Placebo Comparator: Control group
Control group: Placebo infusion for control group to the goal of sedation: Richmond agitation-sedation scale 0 to -2 Control drug doses 0-0.7 mcg/kg/h
The effect of dex and placebo for sedation on microcirculation
Other Names:
  • Placebo for control group

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Microcirculatory function as assessed by Microvascular flow index
Time Frame: 30 minutes
sedation for 30 minutes then monitor the microcirculation
30 minutes

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

January 1, 2016

Primary Completion (Anticipated)

December 1, 2017

Study Completion (Anticipated)

December 1, 2017

Study Registration Dates

First Submitted

November 17, 2015

First Submitted That Met QC Criteria

November 19, 2015

First Posted (Estimate)

November 23, 2015

Study Record Updates

Last Update Posted (Actual)

June 15, 2017

Last Update Submitted That Met QC Criteria

June 14, 2017

Last Verified

June 1, 2017

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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