Status:

COMPLETED

Pharmacokinetics and Pharmacodynamics of Dexmedetomidine in Pediatrics Subjects

Lead Sponsor:

Hospira, now a wholly owned subsidiary of Pfizer

Conditions:

Intubated and Mechanically Ventilated Pediatric Subjects

Eligibility:

All Genders

2-16 years

Phase:

PHASE2

Brief Summary

The objective of this study is to characterize the pharmacokinetic and pharmacodynamic profile of dexmedetomidine administered as an intravenous loading dose followed by a continuous intravenous infus...

Detailed Description

This is a phase II, open-label, multicenter, escalating dose study evaluating the pharmacokinetics and pharmacodynamics of dexmedetomidine in pediatric subjects. The study population consists of initi...

Eligibility Criteria

Inclusion

  • Initially intubated and mechanically ventilated pediatric subjects in an intensive care setting anticipated to require a minimum of 6 hours of continuous intravenous sedation.
  • Age: subjects must fit into one of the following age ranges at screening:
  • ≥2 years old through \<6 years old
  • ≥6 years old through \<17 years old
  • If female, subject is non-lactating and is either:
  • Not of childbearing potential, defined as pre-menarche, or surgically sterile due to bilateral tubal ligation, bilateral oophorectomy or hysterectomy.
  • Of childbearing potential but is not pregnant at time of baseline.
  • Subject's parent(s) or legal guardian(s) has/have voluntarily signed and dated the informed consent document approved by the Institutional Review Board. Assent will be obtained where age-appropriate and according to state regulations.

Exclusion

  • Pediatric subjects with neurological conditions that prohibit an evaluation of sedation
  • Diminished consciousness from increased intracranial pressure.
  • Extensive brain surgery (surgery requiring intracranial pressure monitor).
  • Diminished cognitive function per PI's discretion.
  • Subjects with immobility from neuromuscular disease or continuous infusion of neuromuscular blocking agents.
  • Weight \<10 kg.
  • Subjects with second degree or third degree heart block unless subject has a pacemaker or pacing wires.
  • Hepatic impairment Serum glutamic pyruvic transaminase/Alanine aminotransferase (SGPT/ALT) \>100 U/L
  • Hypotension based on repeat assessments prior to starting study drug:
  • Age ≥2 years old through ≤12 years old: systolic blood pressure (SBP) \<80 mmHg
  • Age \>12 years old through \<17 years old: SBP \<90 mmHg
  • Pre-existing bradycardia prior to starting study drug defined as:
  • Age ≥2 years old through ≤6 years old: ≤70 beats per minute (bpm)
  • Age \>6 years old through ≤12 years old: ≤60 bpm
  • Age \>12 years old through ≤16 years old: ≤50 bpm
  • Acute thermal burns involving more than 15 percent total body surface area.
  • Subjects who have a known allergy to dexmedetomidine, midazolam (MDZ) or fentanyl.
  • Subjects with a life expectancy that is \<72 hours.
  • Subjects that are expected to have hemodialysis (continuous hemofiltration) or peritoneal dialysis within 48 hours.
  • Subjects who have been treated with α-2 agonists/antagonists within two weeks.
  • Subjects with a spinal cord injury above T5.
  • Subjects who have received another investigational drug within the past 30 days.
  • Subjects on nicotine replacement therapy.
  • Subjects who, in the opinion of the investigator, may not be able to comply with the safety monitoring requirements of this clinical study.

Key Trial Info

Start Date :

November 1 2008

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

April 1 2010

Estimated Enrollment :

69 Patients enrolled

Trial Details

Trial ID

NCT00652028

Start Date

November 1 2008

End Date

April 1 2010

Last Update

April 13 2017

Active Locations (9)

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Page 1 of 3 (9 locations)

1

Miami Children's Hospital

Miami, Florida, United States, 33155

2

University of Louisville/Kosair Children's Hospital

Louisville, Kentucky, United States, 40202

3

Women and Children's Hospital of Buffalo

Buffalo, New York, United States, 14222

4

Duke University Medical Center

Durham, North Carolina, United States, 27710