NCT03897335

Brief Summary

The purpose of this study is to compare the effects of peri-operative administration of Aminophylline versus Saline placebo in the preservation of renal function and the attenuation of renal injury in pediatric patients undergoing open heart surgery.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
80

participants targeted

Target at below P25 for phase_3

Timeline
Completed

Started Feb 2019

Longer than P75 for phase_3

Geographic Reach
1 country

2 active sites

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

February 7, 2019

Completed
13 days until next milestone

First Submitted

Initial submission to the registry

February 20, 2019

Completed
1 month until next milestone

First Posted

Study publicly available on registry

April 1, 2019

Completed
3.8 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

February 1, 2023

Completed
1 year until next milestone

Study Completion

Last participant's last visit for all outcomes

February 1, 2024

Completed
Last Updated

April 18, 2022

Status Verified

April 1, 2022

Enrollment Period

4 years

First QC Date

February 20, 2019

Last Update Submit

April 11, 2022

Conditions

Keywords

Aminophylline

Outcome Measures

Primary Outcomes (1)

  • Acute kidney injury state II/III by AKIN criteria

    Acute kidney injury state II/III by AKIN criteria

    At 48 hours post-operative

Secondary Outcomes (4)

  • Urine output during post op

    first 12 hours post op

  • Urine output during post op

    daily until 3 days post op

  • Concentration of Delta serum cystatin C

    24 hours post CPB

  • Acute kidney injury stage

    max point within post CPB 72 hours

Other Outcomes (11)

  • Concentration of Delta urinary neutrophil gelatinase-associated lipocalin (NGAL)

    at 2 hours post CPB.

  • Time to extubation (hours)

    during hospitalization, up to 8 days

  • Time to chest closure (hours)

    during hospitalization, up to 3 days

  • +8 more other outcomes

Study Arms (2)

Aminophylline pre CPB & immediately post CPB

ACTIVE COMPARATOR
Drug: Aminophylline

Placebo

PLACEBO COMPARATOR
Drug: Placebo

Interventions

Aminophylline pre cardiopulmonary bypass and immediately post cardiopulmonary bypass. The dose will be Aminophylline 5 mg/kg/dose, max 350 mg slow infusion. The infusion rate duration will be standardized to 20 minutes. There will be no other aminophylline treatments for the first post-op five days.

Aminophylline pre CPB & immediately post CPB

The placebo group will not receive any aminophylline treatments for the first post-op five days

Also known as: Normal Saline
Placebo

Eligibility Criteria

AgeUp to 18 Years
Sexall
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64)

You may qualify if:

  • Cohort 1
  • All children undergoing open heart surgery for congenital heart defects with or without circulatory arrest
  • Neonates (\<28 days old) and infants (\<1 years of age)
  • Hypoplastic L heart syndrome or its variants.
  • Coarctation with aortic arch hypoplasia.
  • Interrupted aortic arch.
  • TAPVR (Total anomalous pulmonary venous return)
  • Patients with complex congenital heart defects
  • Cohort 2:
  • Orthotopic heart transplantation patients.
  • Patients ≤ 18 years of age
  • Congenital heart defects
  • Cardiomyopathy (Dilated/Hypertrophic/Restrictive/Left Ventricular Non-compaction)

You may not qualify if:

  • Children under the age of 12 months undergoing bypass for any condition that is not categorized as congenital heart defect
  • History of seizures
  • History of significant tachyarrhythmia.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (2)

LeBonheur Children's Hospital

Memphis, Tennessee, 38103, United States

RECRUITING

LeBonheur Children's Hospital

Memphis, Tennessee, 38103, United States

RECRUITING

Related Publications (47)

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    BACKGROUND
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    PMID: 22622499BACKGROUND
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    BACKGROUND
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    BACKGROUND
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  • Reece TB, Davis JD, Okonkwo DO, Maxey TS, Ellman PI, Li X, Linden J, Tribble CG, Kron IL, Kern JA. Adenosine A2A analogue reduces long-term neurologic injury after blunt spinal trauma. J Surg Res. 2004 Sep;121(1):130-4. doi: 10.1016/j.jss.2004.04.006.

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  • Day YJ, Huang L, Ye H, Li L, Linden J, Okusa MD. Renal ischemia-reperfusion injury and adenosine 2A receptor-mediated tissue protection: the role of CD4+ T cells and IFN-gamma. J Immunol. 2006 Mar 1;176(5):3108-14. doi: 10.4049/jimmunol.176.5.3108.

  • Vallon V, Muhlbauer B, Osswald H. Adenosine and kidney function. Physiol Rev. 2006 Jul;86(3):901-40. doi: 10.1152/physrev.00031.2005.

  • Gouyon JB, Guignard JP. Theophylline prevents the hypoxemia-induced renal hemodynamic changes in rabbits. Kidney Int. 1988 Jun;33(6):1078-83. doi: 10.1038/ki.1988.114.

  • Bakr AF. Prophylactic theophylline to prevent renal dysfunction in newborns exposed to perinatal asphyxia--a study in a developing country. Pediatr Nephrol. 2005 Sep;20(9):1249-52. doi: 10.1007/s00467-005-1980-z. Epub 2005 Jun 10.

  • Ng GY, Baker EH, Farrer KF. Aminophylline as an adjunct diuretic for neonates--a case series. Pediatr Nephrol. 2005 Feb;20(2):220-2. doi: 10.1007/s00467-004-1692-9. Epub 2004 Dec 4.

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MeSH Terms

Conditions

Acute Kidney Injury

Interventions

AminophyllineSaline Solution

Condition Hierarchy (Ancestors)

Renal InsufficiencyKidney DiseasesUrologic DiseasesFemale Urogenital DiseasesFemale Urogenital Diseases and Pregnancy ComplicationsUrogenital DiseasesMale Urogenital Diseases

Intervention Hierarchy (Ancestors)

EthylenediaminesDiaminesPolyaminesAminesOrganic ChemicalsTheophyllineXanthinesPurinonesPurinesHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-RingHeterocyclic CompoundsDrug CombinationsPharmaceutical PreparationsCrystalloid SolutionsIsotonic SolutionsSolutions

Central Study Contacts

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR
Masking Details
Cohort 1 will consist of all children undergoing open heart surgery for congenital heart defects with or without circulatory arrest, and Cohort 2 will consist of Orthotopic heart transplantation patients. All subjects will be randomized 1:1 to aminophylline or saline placebo. Cohort 1 will be randomized using block-stratification with stratification factors age (neonate vs infant) and circulatory arrest (yes vs no). Age will be categorized as neonates (0 to \<28 days) and infants (28 days to \<1 year). A total of 80 (60 in Cohort 1 and 20 in Cohort 2) participants are expected to be enrolled on this study.
Purpose
TREATMENT
Intervention Model
PARALLEL
Model Details: 1 Patient randomization groups A) Group 1: Aminophylline pre CPB \& immediately post cardiopulmonary bypass (CPB) B) Group 2: No aminophylline prophylaxis
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Professor UTHSC

Study Record Dates

First Submitted

February 20, 2019

First Posted

April 1, 2019

Study Start

February 7, 2019

Primary Completion

February 1, 2023

Study Completion

February 1, 2024

Last Updated

April 18, 2022

Record last verified: 2022-04

Data Sharing

IPD Sharing
Will not share

Locations