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Dornase Alpha Versus Hypertonic Saline for Lung Atelectasis in Non-Cystic Fibrosis Patients
This study has been completed.
First Received: April 30, 2008   Last Updated: July 27, 2009   History of Changes
Sponsored by: University of Oklahoma
Information provided by: University of Oklahoma
ClinicalTrials.gov Identifier: NCT00671723
  Purpose

Despite the lack of trials proving the efficacy of DNase in non cystic fibrosis patients, it is currently heavily used in this population. In fact, per evidence of barcode scanning via Meditech computer system at OU Medical Center 93% of the DNase prescribed in 2005 was for non Cystic fibrosis patients with an estimated yearly cost of $341,968.15.In vitro studies showed that the effect of Dnase was minimal on sputum viscosity when compared to Hypertonic saline . Furthermore recent studies on hypertonic saline in cystic fibrosis patients showed that it is an inexpensive and safe therapy when preceded by a bronchodilator in patients with cystic fibrosis.

We hereby propose a prospective randomized trial to compare the efficacy of hypertonic saline, DNase, vs. normal saline in the treatment of atelectasis in non cystic fibrosis, mechanically ventilated patient.


Condition Intervention
Atelectasis
Drug: Normal saline:
Drug: Hypertonic Saline
Drug: Dornase alpha

Study Type: Interventional
Study Design: Treatment, Randomized, Double Blind (Subject, Caregiver, Investigator), Placebo Control, Parallel Assignment, Efficacy Study
Official Title: Dornase Alpha Versus Hypertonic Saline for Lung Atelectasis

Resource links provided by NLM:


Further study details as provided by University of Oklahoma:

Primary Outcome Measures:
  • Chest x-ray atelectasis score [ Time Frame: 7 days ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • PO2/FIO2, Mechanical ventilation days ICU days, [ Time Frame: 7 days ] [ Designated as safety issue: Yes ]

Enrollment: 33
Study Start Date: October 2006
Study Completion Date: July 2008
Primary Completion Date: July 2008 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Normal saline: Placebo Comparator
Nebulized isotonic saline solution (4 ml of 0.9 % NaCl) twice daily, for a fixed period of 15 min, after a 15 min premedication with nebulized albuterol (2.5 mg diluted in 3 ml of 0.9 % NaCl).
Drug: Normal saline:
Nebulized isotonic saline solution (4 ml of 0.9 % NaCl) twice daily, for a fixed period of 15 min, after a 15 min premedication with nebulized albuterol (2.5 mg diluted in 3 ml of 0.9 % NaCl).
Hypertonic saline: Active Comparator
Nebulized hypertonic saline solution (4 ml of 7 % NaCl) twice daily, for a fixed period of 15 min, after a 15 min premedication with nebulized albuterol (2.5 mg diluted in 3 ml of 0.9 % NaCl).
Drug: Hypertonic Saline
Nebulized hypertonic saline solution (4 ml of 7 % NaCl) twice daily, for a fixed period of 15 min, after a 15 min premedication with nebulized albuterol (2.5 mg diluted in 3 ml of 0.9 % NaCl).
Dornase alpha: Active Comparator
2.5 mg of DNase (Dornase alpha, PULMOZYME® , Genentech, South San Francisco, CA), nebulized twice daily, after a 15 min premedication with nebulized albuterol (2.5 mg diluted in 3 ml of 0.9 % NaCl).
Drug: Dornase alpha
2.5 mg of DNase (Dornase alpha, PULMOZYME® , Genentech, South San Francisco, CA), nebulized twice daily, after a 15 min premedication with nebulized albuterol (2.5 mg diluted in 3 ml of 0.9 % NaCl).

  Eligibility

Ages Eligible for Study:   18 Years to 90 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  1. Patient on invasive mechanical ventilation
  2. New Onset (<48 hours) lobar or multilobar lung atelectasis based on CXR

Exclusion Criteria:

  1. Asthma
  2. Severe COPD (FEV1<30%)
  3. Pneumothorax or massive pleural effusion, thought to be causing the atelectasis
  4. Lobar atelectasis secondary to compressive tumor.
  5. Severe hypoxemia (PaO2/FiO2 < 75)
  6. Hemodynamic Instability
  7. Cystic fibrosis patients
  8. Allergy to DNase
  9. Patients on Acetylcysteine
  10. Pregnant women
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00671723

Locations
United States, Oklahoma
Presbyterian Hospital
Oklahoma city, Oklahoma, United States, 73104
Sponsors and Collaborators
University of Oklahoma
  More Information

No publications provided

Responsible Party: University of Oklahoma Health Sciences Center ( Jean I. Keddissi, MD )
Study ID Numbers: 12783
Study First Received: April 30, 2008
Last Updated: July 27, 2009
ClinicalTrials.gov Identifier: NCT00671723     History of Changes
Health Authority: United States: Institutional Review Board

Keywords provided by University of Oklahoma:
Atelectasis

Study placed in the following topic categories:
Atelectasis
Respiratory Tract Diseases
Fibrosis
Lung Diseases
Albuterol

Additional relevant MeSH terms:
Atelectasis
Respiratory Tract Diseases
Lung Diseases

ClinicalTrials.gov processed this record on September 03, 2009