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Safety of Furosemide in Premature Infants at Risk of Bronchopulmonary Dysplasia (BPD)

Phase 2
Completed
Conditions
Bronchopulmonary Dysplasia
Interventions
Registration Number
NCT02527798
Lead Sponsor
University of North Carolina, Chapel Hill
Brief Summary

This study will describe the safety of furosemide in premature infants at risk of bronchopulmonary dysplasia and determine the preliminary effectiveness and pharmacokinetics (PK) of furosemide. Funding Source - FDA OOPD

Detailed Description

Infants will receive a placebo or furosemide for 28 days. Blood samples will be collected for pharmacokinetic analysis.Premature infants will be randomized to receive placebo or furosemide in a dose escalating approach.

Follow up information will be collected up to 7 days after the last dose and at 36 weeks post menstrual age. The final study assessment will occur at the time of discharge, early termination or transfer.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
82
Inclusion Criteria
  1. Receiving positive airway pressure (nasal continuous airway pressure, nasal intermittent positive pressure ventilation, or nasal cannula flow > 1LPM) or mechanical ventilation (high frequency or conventional)
  2. < 29 weeks gestational age at birth
  3. 7-28 days postnatal age at time of first study dose
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Exclusion Criteria
  1. Exposure to any diuretic ≤ 72 hours prior to first study dose
  2. Previous enrollment and dosing in current study, "Safety of Furosemide in Premature Infants at Risk of Bronchopulmonary Dysplasia"
  3. Hemodynamically significant patent ductus arteriosus, as determined by the investigator
  4. Major congenital anomaly (e.g. congenital diaphragmatic hernia, congenital pulmonary adenomatoid malformation)
  5. Meconium aspiration syndrome
  6. Known allergy to any diuretic
  7. Serum creatinine >1.7 mg/dL < 24 hours prior to first study dose
  8. BUN >50 mg/dL < 24 hours prior to first study dose
  9. Na <125 mmol/L < 24 hours prior to first study dose
  10. K ≤2.5 mmol/L < 24 hours prior to first study dose
  11. Ca ≤ 6 mg/dL < 24 hours prior to first study dose
  12. Indirect bilirubin >10 mg/dL < 24 hours prior to first study dose
  13. Any condition which would make the participant, in the opinion of the investigator, unsuitable for the study
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Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Furosemide Cohort 1Furosemide Cohort 1Within cohort 1, infants will be randomized using a 3:1 scheme to receive furosemide or placebo. Those randomized to receive furosemide will receive (1mg/kg daily intravenously or 2 mg/kg daily enterally for 28 days.
Placebo Cohort 2PlaceboInfants randomized to the placebo treatment group will receive the equivalent volume of dextrose 5% for IV use or enteral use (if receiving enteral study drug).
Placebo Cohort 1PlaceboInfants randomized to the placebo treatment group will receive the equivalent volume of dextrose 5% for IV use or enteral use (if receiving enteral study drug).
Furosemide Cohort 2Furosemide Cohort 2Cohort 2 Infants will receive furosemide (1mg/kg every 6 hours intravenously or 2 mg/kg every 6 hours daily enterally) for 28 days.
Furosemide Cohort 3Furosemide Cohort 3Cohort 3 Infants will receive furosemide (2mg/kg every 6 hours intravenously or 4 mg/kg every 6 hours daily enterally) for 28 days.
Placebo Cohort 3PlaceboInfants randomized to the placebo treatment group will receive the equivalent volume of dextrose 5% for IV use or enteral use (if receiving enteral study drug).
Primary Outcome Measures
NameTimeMethod
Safety as Determined by Adverse Events35 days for each participant

Safety was assessed following the initial study-specific procedure (e.g., screening blood draws, dosing) through 7 days post last study dose by frequency and incidence of adverse events and serious adverse events.

Secondary Outcome Measures
NameTimeMethod
ClearanceAfter study drug administration completion within 30 minutes, 2-4 hours, 6-8 hours, 12-16 hours, and 20-22 hours; within 30 minutes prior to the next dose; and within 48-72 hours of the final study drug administration.

Data was collected from Furosemide/Active Cohort 1 and Cohort 2 and combined Cohorts. In total 39 active drug recipients participated. PK samples were collected after 7 days on study drug at recommended time points through 28 days on study drug plus one elimination (post drug discontinuation) time point.

Moderate-Severe BPD or Death Risk Throughout Weekly TreatmentRisk measured weekly through Week 4

Moderate-severe BPD or death risk was defined by the NICHD Neonatal Research Network (NRN) BPD outcome estimator which provides an estimate of the risk of BPD (none, mild, moderate, severe) or death by postnatal day and is presented as a percentage. For this protocol, the categories were dichotomized to none-mild vs. moderate-severe-death. The risk of BPD or death was defined by the NICHD NRN BPD estimator on days 7, 14, 21 and 28 of study drug using the closest day available from the BPD estimator. The BPD estimator includes infants up to 28 postnatal days; for infants in this protocol older than that, 28-day estimates are used.

Area Under the Plasma Concentration Versus Time CurveAfter study drug administration completion within 30 minutes, 2-4 hours, 6-8 hours, 12-16 hours, and 20-22 hours; within 30 minutes prior to the next dose; and within 48-72 hours of the final study drug administration.

Population PK data were collected from the two Furosemide cohorts and includes all 39 active drug recipients.

Number of Participants With Moderate-Severe BPD or Death Risk as Clinically Determined36 weeks postmenstrual age

Moderate-severe BPD or death risk was defined using the NICHD Neonatal Research Network BPD outcome estimator.

Volume of DistributionAfter study drug administration completion within 30 minutes, 2-4 hours, 6-8 hours, 12-16 hours, and 20-22 hours; within 30 minutes prior to the next dose; and within 48-72 hours of the final study drug administration.

Data was collected from Furosemide/Active Cohort 1 and Cohort 2 and combined Cohorts. In total 39 active drug recipients participated. PK samples were collected after 7 days on study drug at recommended time points through 28 days on study drug plus one elimination (post drug discontinuation) time point.

Half-lifeAfter study drug administration completion within 30 minutes, 2-4 hours, 6-8 hours, 12-16 hours, and 20-22 hours; within 30 minutes prior to the next dose; and within 48-72 hours of the final study drug administration.

Data was collected from Furosemide/Active Cohort 1 and Cohort 2 and combined Cohorts. In total 39 active drug recipients participated. PK samples were collected after 7 days on study drug at recommended time points through 28 days on study drug plus one elimination (post drug discontinuation) time point.

Trial Locations

Locations (21)

West Virginia University

🇺🇸

Morgantown, West Virginia, United States

University of Illinois at Chicago

🇺🇸

Chicago, Illinois, United States

MetroHealth Medical Center

🇺🇸

Cleveland, Ohio, United States

Nationwide Children's Hospital/The Ohio State University

🇺🇸

Columbus, Ohio, United States

John's Hopkins Al Children's Hospital

🇺🇸

Saint Petersburg, Florida, United States

Loma Linda University Medical Center

🇺🇸

Loma Linda, California, United States

University of Florida Jacskonville Shands Medical Center

🇺🇸

Jacksonville, Florida, United States

New Hanover Regional Medical Center

🇺🇸

Wilmington, North Carolina, United States

South Miami Hospital

🇺🇸

South Miami, Florida, United States

University of Kentucky Medical Center

🇺🇸

Lexington, Kentucky, United States

Floating Hospital for Children at Tufts Medical Center

🇺🇸

Boston, Massachusetts, United States

UMass Memorial Medical Center

🇺🇸

Worcester, Massachusetts, United States

Wesley Medical Center

🇺🇸

Wichita, Kansas, United States

Arkansas Children's Hospital/University of Arkansas for Medical Sciences

🇺🇸

Little Rock, Arkansas, United States

University of Michigan Medical Center

🇺🇸

Ann Arbor, Michigan, United States

Children's Mercy Hospital and Clinics

🇺🇸

Kansas City, Missouri, United States

University Medical Center of Southern Nevada

🇺🇸

Las Vegas, Nevada, United States

Virginia Commonwealth University

🇺🇸

Richmond, Virginia, United States

The University of North Carolina at Chapel Hill/North Carolina Children's Hospital

🇺🇸

Chapel Hill, North Carolina, United States

University of Oklahoma Health Sciences Center

🇺🇸

Oklahoma City, Oklahoma, United States

Wolfson Children's Hospital

🇺🇸

Jacksonville, Florida, United States

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