ClinicalTrials.gov record
Active, not recruiting Phase 2 Interventional

Extension Study to Evaluate the Safety of Long-Term Use of Relacorilant in Patients With Cushing Syndrome

ClinicalTrials.gov ID: NCT03604198

Public ClinicalTrials.gov record NCT03604198. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Apr 29, 2026, 8:54 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

An Open-Label Extension Study of the Safety of Relacorilant (CORT125134) in the Treatment of the Signs and Symptoms of Endogenous Cushing Syndrome

Study identification

NCT ID
NCT03604198
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 2
Lead sponsor
Corcept Therapeutics
Industry
Enrollment
125 participants

Conditions and interventions

Interventions

  • relacorilant Drug

Drug

Eligibility (public fields only)

Age range
Not listed
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
May 6, 2018
Primary completion
Nov 30, 2026
Completion
Nov 30, 2026
Last update posted
Apr 20, 2026

2018 – 2026

United States locations

U.S. sites
25
U.S. states
19
U.S. cities
24
Facility City State ZIP Site status
Site 49 Phoenix Arizona 85013
Site 35 Stanford California 94305
Site 39 Torrance California 90502
Site 50 Miami Florida 33136
Site 10 Atlanta Georgia 30318
Site 9 Chicago Illinois 60611
Site 1 Indianapolis Indiana 46202
Site 5 Metairie Louisiana 70006
Site 27 Baltimore Maryland 21287
Site 13 Fall River Massachusetts 02721
Site 8 Ann Arbor Michigan 48109
Site 36 Rochester Minnesota 55905
Site 34 Jackson Mississippi 39202
Site 3 St Louis Missouri 63110
Site 55 Reno Nevada 89511
Site 6 Albany New York 12206
Site 24 New York New York 10021
Site 4 Wilmington North Carolina 28401
Site 43 Cleveland Ohio 44195
Site 2 Pittsburgh Pennsylvania 15212
Site 46 Pittsburgh Pennsylvania 15213
Site 11 Dallas Texas 75390
Site 7 El Paso Texas 79935
Site 32 Fort Worth Texas 76132
Site 12 Houston Texas 77079

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 23 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03604198, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 20, 2026 · Synced Apr 29, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03604198 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →