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Subcutaneous Hydrocortisone Children With Congenital Adrenal Hyperplasia

Phase 1
Completed
Conditions
Congenital Disorders
Adrenal Hyperplasia
Adrenocortical Hyperfunction
Congenital Adrenal Hyperplasia
Hydrocortisone
Genetic Diseases, Inborn
Steroid Metabolic Diseases, Inborn
Adrenal Gland Disease
Hyperplasia
Disorders of Sex Development
Interventions
Drug: Subcutaneous hydrocortisone
Drug: Standard glucocorticoid therapy
Registration Number
NCT03718234
Lead Sponsor
University of Minnesota
Brief Summary

This is an open-label, non-randomized crossover design feasibility trial comparing oral hydrocortisone treatment with interval bolus delivery (pulsatile) of subcutaneous hydrocortisone via infusion pump in children with congenital adrenal hyperplasia. Eight children, ages 4-18 yrs, will have 24-hr pharmacokinetic and pharmacodynamic profiles of cortisol, 17-hydroxyprogesterone and androstenedione concentrations while on oral hydrocortisone therapy (admission 1), during an initial trial of the subcutaneous hydrocortisone pump (admission 2), and after 6 weeks of subcutaneous hydrocortisone pump treatment (admission 3). An integrated pharmacokinetic and pharmacodynamic model will be used to determine cortisol, 17-hydroxyprogesterone and androstenedione parameters to compare the duration of time subjects have these concentrations outside acceptable ranges. Funding Source - FDA OOPD

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
11
Inclusion Criteria
  • Children 4 - 18 years of age.
  • Classic congenital adrenal hyperplasia (CAH) as confirmed by hormonal and molecular testing.
  • Patients who have been on the same HC dosing regimen for 1 month
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Exclusion Criteria
  • Patients with non-classic CAH.

  • Patients on:

    • Dexamethasone
    • Prednisone, or
    • inhaled steroids.
  • Patients with body surface areas under 1m2 or over 2m2

  • Non-English speaking patients

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Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
Subcutaneous Hydrocortisone via Infusion PumpSubcutaneous hydrocortisonePatients will receive a subcutaneous injection of hydrocortisone (HC). Each patient's total daily dose (TDD) of oral tablet hydrocortisone to determine the doses to be delivered of the study drug. The 24-hr schedule and percentage of the TDD of HC will be as follows: approximately 60% of the TDD of HC will be delivered in 3 equal pulses at 0300, 0600 and 0900. Another 35% will be delivered in 3 equal pulses at 1200, 1500 and 1800 and the remaining 5% at 2100 and 2400.
Standard glucocorticoid therapyStandard glucocorticoid therapySubjects in this arm will continue on standard oral hydrocortisone therapy
Primary Outcome Measures
NameTimeMethod
Serum concentrations will be within an acceptable rangeFrom date of randomization assessed up to 20 weeks.

Duration of time 17-hydroxyprogesterone and androstenedione serum concentrations are outside an acceptable range of suppression will be significantly shorter while on on the interval bolus delivery (pulsatile) of subcutaneous hydrocortisone (admissions 2 and 3) than with oral hydrocortisone dosing (admission 1)

Duration of hypocortisolemia and hypercortisolemia will be significantly shorterFrom date of randomization assessed up to 20 weeks.

Duration of hypocortisolemia and hypercortisolemia will be significantly shorter on the interval bolus delivery (pulsatile) of subcutaneous hydrocortisone (admissions 2 and 3) than with conventional oral hydrocortisone dosing (admission 1)

Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (1)

Prism Clinical Research

🇺🇸

Minneapolis, Minnesota, United States

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