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Evaluating the Effectiveness of Early Insulin Therapy in People at Risk for Developing Acute Lung Injury/Acute Respiratory Distress Syndrome
This study is currently recruiting participants.
Verified by National Heart, Lung, and Blood Institute (NHLBI), November 2008
Sponsored by: National Heart, Lung, and Blood Institute (NHLBI)
Information provided by: National Heart, Lung, and Blood Institute (NHLBI)
ClinicalTrials.gov Identifier: NCT00605696
  Purpose

Acute Lung Injury/Acute Respiratory Distress Syndrome (ALI/ARDS) is a severe lung condition that causes respiratory failure. Symptoms usually develop within 24 to 48 hours of an original injury or illness, and people with ALI/ARDS typically require care in the intensive care unit (ICU). Little is known about how to prevent the onset of ALI/ARDS. The purpose of this study is to examine if early infusions of insulin, known as intensive insulin therapy (IIT), can help prevent ALI/ARDS in hospitalized patients with high levels of blood sugars and severe infections.


Condition Intervention Phase
Respiratory Distress Syndrome, Adult
Sepsis
Hyperglycemia
Drug: Insulin
Phase II

MedlinePlus related topics: Sepsis
Drug Information available for: Insulin
U.S. FDA Resources
Study Type: Interventional
Study Design: Prevention, Randomized, Open Label, Active Control, Parallel Assignment, Safety/Efficacy Study
Official Title: Early Insulin Therapy and Development of Acute Respiratory Distress Syndrome

Further study details as provided by National Heart, Lung, and Blood Institute (NHLBI):

Primary Outcome Measures:
  • Plasma levels of free fatty acids, tumor necrosis factor-α, interleukin-6, and von Willebrand factor antigen [ Time Frame: Measured at Day 7 ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Murray Lung Injury Score [ Time Frame: Measured at Day 7 ] [ Designated as safety issue: No ]

Estimated Enrollment: 90
Study Start Date: April 2008
Estimated Study Completion Date: September 2012
Estimated Primary Completion Date: September 2012 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
1: Experimental
Participants will receive IIT while in the ED.
Drug: Insulin
Participants will receive intravenous insulin to target tight glycemic control (80 to 110 mg/dL) either in the ED or 48 hours after admission to the ICU.
2: Active Comparator
Participants will receive IIT 48 hours after ICU admission.
Drug: Insulin
Participants will receive intravenous insulin to target tight glycemic control (80 to 110 mg/dL) either in the ED or 48 hours after admission to the ICU.

Detailed Description:

ALI/ARDS is a life-threatening condition that involves inflammation of the lungs and fluid accumulation in the air sacs, leading to low blood oxygen levels and respiratory failure. Common causes include pneumonia, lung trauma, and sepsis, a condition that can lead to widespread inflammation and blood clotting in response to an infection. Recent studies have shown that insulin, which is regularly used to control blood sugar levels, may prevent or lessen the risk of lung tissue inflammation and/or lung injury related to sepsis. Research has shown that critically ill ICU patients often benefit from receiving IIT, but it is not known if IIT can prevent the onset of ALI/ARDS. Therapies to prevent ALI/ARDS should occur early, preferably even prior to ICU admission, because at least 38% of people with ALI/ARDS are diagnosed with the condition once they reach the ICU. The purpose of this study is to determine whether IIT administered to critically ill patients in the emergency department (ED) is more beneficial at preventing ALI/ARDS than IIT administered to patients 48 hours after ICU admission.

This study will enroll people who are hospitalized with high blood sugar levels and severe sepsis. Participants will be randomly assigned to receive IIT either while in the ED or 48 hours after admission to the ICU. Prior to ICU admission and 1, 3, and 7 days after ICU admission, blood will be collected and analyzed for markers of inflammation and lung injury. Blood samples will be stored for future research studies. While participants are in the hospital, their medical records will be reviewed to gather information on medical and family history, demographics, vital signs, laboratory test results, x-ray findings, and lung function. Study researchers will also monitor participants for the development of severe lung failure or other organ failures.

  Eligibility

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Diagnosed with severe sepsis, which is defined as sepsis AND one or more signs of organ dysfunction or hypotension
  • Hyperglycemia (i.e., glucose level greater than 130 mg/dL on one or more tests)

Exclusion Criteria:

  • Diabetic ketoacidosis
  • Severe chronic liver disease with Child-Pugh score greater than 10 (Class C)
  • Documented episodes of blood or plasma glucose less than 60 mg/dL within 24 hours of study entry
  • Lack of any available IV access for insulin infusion
  • Pregnant
  • Known advanced directives against intubation or aggressive ICU care
  • Inability to be enrolled into the study in the 6 hours following admission to the ED
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00605696

Contacts
Contact: Adam Wright 212-241-40358 Adam.Wright@mssm.edu
Contact: Michelle Ng Gong, MD, MS 212-241-6052 Michelle.Gong@mssm.edu

Locations
United States, New York
Mount Sinai School of Medicine Recruiting
New York, New York, United States, 10029
Sponsors and Collaborators
Investigators
Principal Investigator: Michelle Ng Gong, MD, MS Mount Sinai School of Medicine
  More Information

Responsible Party: Mount Sinai School of Medicine ( Michelle Ng Gong, MD, MS )
Study ID Numbers: 542, HL086667
Study First Received: January 18, 2008
Last Updated: November 18, 2008
ClinicalTrials.gov Identifier: NCT00605696  
Health Authority: United States: Federal Government

Keywords provided by National Heart, Lung, and Blood Institute (NHLBI):
Acute Respiratory Distress Syndrome
Acute Lung Injury

Study placed in the following topic categories:
Sepsis
Metabolic Diseases
Hyperglycemia
Respiratory Tract Diseases
Lung Diseases
Respiration Disorders
Respiratory Distress Syndrome, Adult
Acute respiratory distress syndrome
Metabolic disorder
Glucose Metabolism Disorders
Insulin

Additional relevant MeSH terms:
Hypoglycemic Agents
Pathologic Processes
Disease
Syndrome
Physiological Effects of Drugs
Pharmacologic Actions

ClinicalTrials.gov processed this record on January 14, 2009