Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT05063994 · ClinicalTrials.gov registry record · Phase 3

Comparison of Chronocort Versus Standard Hydrocortisone Replacement Therapy in Participants Aged 16 Years and Over With Congenital Adrenal Hyperplasia

A Phase 3 study, sponsored by Neurocrine UK Limited.

Completed
Registry status
Phase 3
Development phase
55
Enrollment target

NCT05063994: Completed Phase 3 study, sponsored by Neurocrine UK Limited.

NCT05063994 is a Phase 3 study that has completed, run by Neurocrine UK Limited. The registered enrollment target is 55 participants, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (93% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT05063994, a Phase 3 study, has completed, sponsored by Neurocrine UK Limited.

COMPLETED
Registry status
Phase 3
Development phase
55 participants
Enrollment target

Study Summary

This study is a randomized, double-blind, active-controlled, phase III study of Chronocort® compared with immediate-release hydrocortisone replacement therapy in participants aged 16 years and over with Congenital Adrenal Hyperplasia.

Primary Outcome

Biochemical response was defined as a participant who a) was in biochemical control at the 08:00 assessment and b) was receiving a total daily dose of hydrocortisone of not more than 25 mg if the participant was in biochemical control at baseline or not more than 30 mg if the participant was not in biochemical control at baseline. Biochemical control was defined as both a 17-OHP concentration equal to or below the upper limit for optimal control (1200 ng/dL \[36.4 nmol/L\]) and an A4 concentrat

Interventions

  • OTHER Placebo
  • DRUG Chronocort
  • DRUG Cortef

Trial Details

FieldValue
Enrollment Target 55 participants
Start Date 2022-05-24
Est. Completion 2024-02-02
Phase Phase 3
Neurocrine UK Limited

5 total trials

What the finished NCT05063994 record still lists

NCT05063994 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 55 participants, a relatively small participant target, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (93% lower).

The record links to 0 conditions, and to 3 interventions - of which Placebo is the first listed.

NCT05063994 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT05063994 about?

NCT05063994 is a clinical study titled "Comparison of Chronocort Versus Standard Hydrocortisone Replacement Therapy in Participants Aged 16 Years and Over With Congenital Adrenal Hyperplasia". This study is a randomized, double-blind, active-controlled, phase III study of Chronocort® compared with immediate-release hydrocortisone replacement therapy in participants aged 16 years and over with Congenital Adrenal Hyperplasia.

What is the current status of trial NCT05063994?

This trial is currently completed. It is a Phase 3 study. The enrollment target is 55 participants. The study started on 2022-05-24. Estimated completion is 2024-02-02.

What interventions are being tested in trial NCT05063994?

The interventions under investigation include: Placebo (OTHER), Chronocort (DRUG), Cortef (DRUG).

Who is sponsoring clinical trial NCT05063994?

This trial is sponsored by Neurocrine UK Limited, which has 5 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT05063994's enrollment target sits among peer trials

55 1834th of 2000 higher than 163 of 2,000 other Phase 3 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 3 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT01638676 · 55 participants · Phase 1

    A Phase I/II Trial of Vemurafenib and Metformin to Melanoma Patients

  • NCT01906385 · 55 participants · Phase 1

    Maximum Tolerated Dose, Safety, and Efficacy of Rhenium Nanoliposomes in Recurrent Glioma (ReSPECT)

  • NCT03007030 · 55 participants · Phase 2

    Brentuximab Vedotin in Treating Patients With CD30+ Malignant Mesothelioma That Cannot Be Removed by Surgery

  • NCT03152058 · 55 participants · Phase 2

    IMPACT Study: IMProve Pregnancy in APS With Certolizumab Therapy

Similar registry start date

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

  • NCT07125183 · started 2026-12 · Phase 2

    Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma

  • NCT07292298 · started 2026-11 · Phase 2

    Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates

  • NCT04263285 · started 2026-10 · NA

    Treatment of Depression Post-SCI

Source: ClinicalTrials.gov NCT05063994, the US trial registry maintained by the National Library of Medicine. NCT05063994 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.