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Congenital Adrenal HyperplasiaPhase 1NCT03718234

Subcutaneous Hydrocortisone Children With Congenital Adrenal Hyperplasia

A Phase 1 study testing Subcutaneous hydrocortisone in people with Congenital Adrenal Hyperplasia and Hyperplasia, run by University of Minnesota at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This is an open-label, non-randomized, single arm proof-of concept feasibility trial comparing standard oral hydrocortisone (HC) treatment with a six-week intervention of interval bolus delivery (pulsatile) of subcutaneous (SQ) HC via infusion pump in children with congenital adrenal hyperplasia (CAH). Read more about this study

Who is it for?
Ages 4 to 18 years
What is being tested?
Subcutaneous hydrocortisone
Could I receive a placebo?
No, everyone receives an active treatment
How many people
11 participants
Where
1 siteUnited States
Study dates
1 Jan 2019to 23 Feb 2023
Phase
Phase 1
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 4 to 18 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Who may be able to join

  • 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

Who cannot join

  • 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

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Prism Clinical Research

    Minneapolis, Minnesota, 55455

Other trials in United States

About this study

Official title: Interval Bolus Delivery of Subcutaneous Hydrocortisone Via Infusion Pump in Children With Congenital Adrenal Hyperplasia

This is an open-label, non-randomized, single arm proof-of concept feasibility trial comparing standard oral hydrocortisone (HC) treatment with a six-week intervention of interval bolus delivery (pulsatile) of subcutaneous (SQ) HC via infusion pump in children with congenital adrenal hyperplasia (CAH). Eight children, ages 4-18 yrs, will have 24-hr pharmacokinetic and pharmacodynamic (PKPD) profiles of cortisol, 17- hydroxyprogesterone (17OHP) and androstenedione (A4) concentrations while on standard oral hydrocortisone therapy (admission 1, week 1); during a safety check using a subcutaneous hydrocortisone pump (admission 2, week 7); and after 6 weeks of SQHC pump treatment (admission 3, week 14). A pharmacokinetic and pharmacodynamic analysis will be used to compare cortisol, 17OHP and A4 exposures between standard oral HC therapy (week 1) with SQHC pump treatment (week 14). Funding Source - FDA OOPD

Being tested
Subcutaneous hydrocortisone
Keywords
adrenal gland diseases, cortisol succinate, hydrocortisone, hyperplasia
Medical subject headings
Adrenal Hyperplasia, Congenital, Hyperplasia, Congenital, Hereditary, and Neonatal Diseases and Abnormalities, Adrenocortical Hyperfunction, Disorders of Sex Development, Urogenital Abnormalities, Genetic Diseases, Inborn, Steroid Metabolism, Inborn Errors

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Subcutaneous hydrocortisoneDrug

    Also called Hydrocortisone delivered via subcutaneous pump

    Pulsatile subcutaneous hydrocortisone administered in 8 doses per day via SQ infusion pump for 6 weeks

Study groups in NCT03718234
Study groupRoleWhat they receive
Subcutaneous Hydrocortisone via Infusion PumpExperimentalThis is a single arm study. Upon enrollment each participant was admitted for a 24-hr PKPD profile of cortisol, 17OHP and A4 concentrations while on standard oral hydrocortisone therapy (admission 1, week 1). Participant continued on stable oral HC for six weeks. On admission 2, week 7, participant was admitted SQHC pump placement and a safety check was performed to verify absorption of HC was adequate. This consisted of an identical 24-hr PKPD design as used in admission 1. The participants returned to their standard oral HC dosing for 2 weeks while the PKPD profiles from the SQHC pump were being evaluated. The SQHC pump was placed at week 9 and then sent home on the pump. .After 6 weeks of SQHC pump treatment (admission 3, week 14) the participants were admitted and the same 24-hour PKPD design as admissions 1 and 2 profiles was conducted. The subjects were then discharged on their standard oral HC therapy and were followed for an additional 6 weeks
Receives: Drug: Subcutaneous hydrocortisone

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Cortisol Exposure

    24-hour area under the curve (AUC) following oral hydrocortisone dosing (admission 1).

    Measured: Week 1

  2. Cortisol Exposure

    The 24-hour cortisol area-under-the curve (AUC) while on the interval bolus delivery (pulsatile) of SQHC (admission 3)

    Measured: Week 14

  3. 17-OHP Exposure

    24-hour area under the curve (AUC) following oral hydrocortisone dosing (admission 1).

    Measured: Week 1

  4. 17-OHP Exposure

    The 24-hour cortisol area-under-the curve (AUC) while on the interval bolus delivery (pulsatile) of SQHC (admission 3)

    Measured: Week 14

  5. Androstenedione (A4) Exposure

    24-hour area under the curve (AUC) following oral hydrocortisone dosing (admission 1).

    Measured: Week 1

  6. Androstenedione (A4) Exposure

    The 24-hour cortisol area-under-the curve (AUC) while on the interval bolus delivery (pulsatile) of SQHC (admission 3)

    Measured: Week 14

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted24 Oct 2018
  2. Study start1 Jan 2019
  3. Primary completion23 Feb 2023
  4. Study completion23 Feb 2023

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Model description
This is a a single arm non-randomized crossover study design.
Masking
None (open label)
Enrolment
11 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03718234
Sponsor's protocol ID
PEDS-2018-26475
Other IDs
FD-R-6100
Status last verified
Jun 2025
First submitted
11 Oct 2018
Last updated
25 Jun 2025
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Publications

  • Ramirez Alcantara J, Halper A. Adrenal insufficiency updates in children. Curr Opin Endocrinol Diabetes Obes. 2021 Feb 1;28(1):75-81. doi: 10.1097/MED.0000000000000591.

    PubMed 33278125

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Subcutaneous hydrocortisone in people with Congenital Adrenal Hyperplasia and Hyperplasia, run by University of Minnesota at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 7 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 25 Jun 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 25 Jun 2025). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Cortisol Exposure (time frame: Week 1). The study lists 6 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03718234, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 25 Jun 2025.

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