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Therapeutic category
the type of treatment or therapy being studied. A therapy could range from a medication addressing a particular characteristic of CF to a device or activity e.g. exercise


Trial status

Closed to recruitment - in follow up

Participating Centres
the different stages involved in the development of a new medication. Phase I focuses on initial safety in people. Phase 2 evaluates safety, correct dose and early signs of whether the medication works. Phase 3 is the stage before medication licensing and looks at safety and medication effectiveness. Phase 4 evaluates longer term use of a medication after it has been licensed for use

Phase III

Full title

Randomized, Double-Blind, Phase 3B Trial to Evaluate the Safety and Efficacy of 2 Treatment Regimens of Aztreonam 75 mg Powder and Solvent for Nebulizer Solution / Aztreonam for Inhalation Solution (AZLI) in Pediatric Subjects with Cystic Fibrosis (CF) and New Onset Respiratory Tract Pseudomonas aeruginosa (PA) Infection/Colonization

The primary objective of this study is to evaluate the safety and efficacy of a 14-day course versus a 28-day course of aztreonam for inhalation solution (AZLI) in participants with new onset Pseudomonas aeruginosa respiratory tract infection.

Trial Reference Number


Trial type


Length of participation
the length of time a participant will take part in a trial, from the first to the last appointment

28 days

the name of the treatment or therapy being researched

Aztreonam antiobiotic

Recruitment target
the number of participants who need to be recruited for the trial in the UK


Last edited date

15 December 2016

CF sponsor

Gilead Sciences

CF sponsor type


Who can take part?

Top inclusion criteria
  • Age 3 months to less than 18 years old
  • FEV1 ≥ 80% predicted (for subjects ≥ 6 years of age
  • Documented new onset of positive respiratory tract culture for Pseudomonas Aeruginosa within 30 days of screening.
Top exclusion criteria
  • Use of oral antipseudomonal antibiotics within 30 days of study entry (screening visit).
  • Use of IV or inhaled antipseudomonal antibiotics within 2 years of screening visit.

CF centres running this trial


Leicester Royal Infirmary


Infirmary Square Leicester Leicestershire LE1 5WW

Recruitment starts

January 2018

Recruitment ends

June 2021


Gaillard, Erol

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Aberdeen Royal Infirmary


Foresterhill, Aberdeen AB25 2ZN



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Birmingham Children's Hospital


Steelhouse Lane Birmingham West Midlands B4 6NH

Recruitment starts

February 2018

Recruitment ends

January 2020


Nagakumar, Prasad

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King's College Hospital (Denmark Hill)


Denmark Hill London SE5 9RS

Recruitment starts

March 2018

Recruitment ends

May 2019


Ruiz, Gary

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Show all participating centres