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Safety and Effectiveness of AZLI (an Inhaled Antibiotic) in Adults With Non-Cystic Fibrosis Bronchiectasis

Phase 3
Completed
Conditions
Bronchiectasis
Interventions
Drug: Placebo
Registration Number
NCT01313624
Lead Sponsor
Gilead Sciences
Brief Summary

The AIR-BX1 study enrolled people with non-cystic fibrosis (non-CF) bronchiectasis and gram-negative airway infection. Participants received two 28-day courses of either Aztreonam for Inhalation Solution (AZLI) or placebo taken 3 times a day. Each course was followed by a 28-day off-drug period. Following the two blinded courses, all participants received a 28-day course of open-label AZLI then were followed for an additional 56 days.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
266
Inclusion Criteria
  • Male/Female 18 years or older with non-CF bronchiectasis
  • Chronic sputum production on most days
  • Positive sputum culture for gram-negative organisms
  • Must have met lung function requirements
Exclusion Criteria
  • History of CF
  • Hospitalized within 14 days prior to joining the study
  • Previous exposure to AZLI
  • Pregnant, breastfeeding, or unwilling to follow contraceptive measures for the study
  • Must have met liver and kidney function requirements
  • Continuous oxygen use of greater than 2 liters per minute (supplemental oxygen with activity and at night was allowed)
  • Treatment for nontuberculous mycobacteria infection or active mycobacterium tuberculosis infection within 1 year of enrollment
  • Other serious medical conditions.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Placebo-AZLIAZLIParticipants were randomized to receive blinded placebo to match AZLI for 2 cycles of 28 days on treatment with each cycle followed by 28 days off treatment, followed by open-label AZLI for 28 days plus 56 days of treatment-free follow-up.
AZLI-AZLIAZLIParticipants were randomized to receive blinded AZLI for 2 cycles of 28 days on treatment with each cycle followed by 28 days off treatment, followed by open-label AZLI for 28 days plus 56 days of treatment-free follow-up.
Placebo-AZLIPlaceboParticipants were randomized to receive blinded placebo to match AZLI for 2 cycles of 28 days on treatment with each cycle followed by 28 days off treatment, followed by open-label AZLI for 28 days plus 56 days of treatment-free follow-up.
Primary Outcome Measures
NameTimeMethod
Change in QOL-B Respiratory Symptoms Score at Day 28Baseline to Day 28

The mean (SD) change in the Respiratory Symptoms score on the Quality of Life Questionnaire-Bronchiectasis (QOL-B) was measured from baseline to the end of Course 1 (Day 28). The QOL-B respiratory symptoms score was transformed onto a scale of 0-100, with higher scores representing a better quality of life.

Secondary Outcome Measures
NameTimeMethod
Change in QOL-B Respiratory Symptoms Score at Day 84Baseline to Day 84

The mean (SD) change in the Respiratory Symptoms score on the QOL-B was measured from baseline to the end of Course 2 (Day 84). The QOL-B respiratory symptoms score was transformed onto a scale of 0-100, with higher scores representing a better quality of life.

Time to Protocol-Defined Exacerbation (PDE)Baseline to Day 112

Protocol-defined exacerbation was defined as an acute worsening of respiratory disease that triggered the initiation of a non-study antibiotic meeting at least 3 major criteria, or 2 major and at least 2 minor criteria.

* Major Criteria: increased sputum production; increased discoloration of sputum; increased dyspnea; increased cough

* Minor Criteria: fever (\> 38º C) measured during clinic visit; increased malaise or fatigue; forced expiratory volume in 1 second (FEV1) (L) or forced vital capacity (FVC) decreased \> 10% from baseline; new or increased hemoptysis

Trial Locations

Locations (60)

Bay Area Chest Physicians

🇺🇸

Clearwater, Florida, United States

Pulmonary and Critical Care Associates of Baltimore

🇺🇸

Baltimore, Maryland, United States

Cardio Pulmonary Research at St. Luke's Hospital

🇺🇸

Chesterfield, Missouri, United States

Royla Adelaide Hospital

🇦🇺

Adelaide, South Australia, Australia

St. Michael's Hospital

🇨🇦

Toronto, Ontario, Canada

Arizona Pulmonary Specialists, LTD

🇺🇸

Phoenix, Arizona, United States

St. Joseph's Hospital and Medical Center Heart and Lung Institute

🇺🇸

Phoenix, Arizona, United States

National Jewish Health

🇺🇸

Denver, Colorado, United States

University of Miami - Miller School of Medicine

🇺🇸

Miami, Florida, United States

Alamo Clinical Research Associates

🇺🇸

San Antonio, Texas, United States

Swedish Medical Center/Minor James Clinic

🇺🇸

Seattle, Washington, United States

Mayo Clinic

🇺🇸

Rochester, Minnesota, United States

Oregon Health and Science University

🇺🇸

Portland, Oregon, United States

University of Connecticut Health Center

🇺🇸

Farmington, Connecticut, United States

Albany Medical Center

🇺🇸

Albany, New York, United States

Landon Pediatric Foundation

🇺🇸

Ventura, California, United States

Cleveland Clinic Florida

🇺🇸

Weston, Florida, United States

Jamaica Hospital Medical Center

🇺🇸

Jamaica, New York, United States

Pulmonary Disease Specialists (PDS) Research

🇺🇸

Kissimmee, Florida, United States

Pulmonary Associates

🇺🇸

Phoenix, Arizona, United States

Winthrop University Hospital - Clinical Trials Center

🇺🇸

Mineola, New York, United States

St. Luke's Roosevelt Hospital

🇺🇸

New York, New York, United States

David Geffen School of Medicine at UCLA

🇺🇸

Los Angeles, California, United States

Atlanta Pulmonary Group

🇺🇸

Atlanta, Georgia, United States

Westmead Hospital

🇦🇺

Westmead, New South Wales, Australia

Woolcock Institute of Medical Research

🇦🇺

Glebe, New South Wales, Australia

Medical University of South Carolina

🇺🇸

Charleston, South Carolina, United States

St. George Hospital

🇦🇺

Kogarah, New South Wales, Australia

The Prince Charles Hospital

🇦🇺

Chermside, Queensland, Australia

Repatriation General Hospital

🇦🇺

Daws Park, South Australia, Australia

Monash Medical Centre

🇦🇺

Clayton, Victoria, Australia

The Lung Centre at Vancouver General Hospital

🇨🇦

Vancouver, British Columbia, Canada

Kelowna Respiratory and Allergy Clinic

🇨🇦

Kelowna, British Columbia, Canada

University of Alberta

🇨🇦

Edmonton, Alberta, Canada

St. Paul's Hospital Pacific Lung Research

🇨🇦

Vancouver, British Columbia, Canada

Sir Charles Gairdner Hospital

🇦🇺

Nedlands, Western Australia, Australia

Kingston General Hospital / Queen's University

🇨🇦

Kingston, Ontario, Canada

University of Calgary

🇨🇦

Calgary, Alberta, Canada

University of Virginia Pulmonary and Critical Care

🇺🇸

Charlottesville, Virginia, United States

Inova Fairfax Hospital/ Heart and Vascular Institute Advanced Lung Disease and Transplant Center

🇺🇸

Falls Church, Virginia, United States

Central Florida Pulmonary Group

🇺🇸

Orlando, Florida, United States

Drexel University College of Medicine

🇺🇸

Philadelphia, Pennsylvania, United States

Metroplex Pulmonary and Sleep Center

🇺🇸

McKinney, Texas, United States

Arizona Pulmonary Specialists

🇺🇸

Scottsdale, Arizona, United States

UC Davis Medical Center Division of Pulmonary, Critical Care and Sleep Medicine

🇺🇸

Sacramento, California, United States

University of Florida

🇺🇸

Gainesville, Florida, United States

University of Cincinnati / UC Health

🇺🇸

Cincinnati, Ohio, United States

University of Pennsylvania Medical Center - Pulmonary, Allergy & Critical Care Division

🇺🇸

Philadelphia, Pennsylvania, United States

University of Texas Health Science Center at Tyler

🇺🇸

Tyler, Texas, United States

St. Vincent's Hospital

🇦🇺

Darlinghurst, New South Wales, Australia

Mater Adult Hospital

🇦🇺

Brisbane, Queensland, Australia

Respiratory Clinical Trials

🇦🇺

Toorak Gardens, South Australia, Australia

Centre Hospitalier de L'Université de Montréal Hotel Dieu

🇨🇦

Montreal, Quebec, Canada

Dr. Anil Dhar Private Practice

🇨🇦

Windsor, Ontario, Canada

Multicare Pulmonary Specialist

🇺🇸

Tacoma, Washington, United States

Asthma Allergy & Pulmonary Associates

🇺🇸

Philadelphia, Pennsylvania, United States

Concord Hospital

🇦🇺

Concord, New South Wales, Australia

Royal Perth Hospital

🇦🇺

Perth, New South Wales, Australia

Peninsula Health

🇦🇺

Frankston, Victoria, Australia

Alfred Hospital

🇦🇺

Westmead, Victoria, Australia

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