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Dazucorilant

Phase 2

Amyotrophic Lateral Sclerosis | Small molecule | Neurology |Corcept Therapeutics Incorporated|Last Updated: Mar 30, 2026

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindPLACEBO_CONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment279
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT05407324Dazucorilant in Patients With Amyotrophic Lateral SclerosisPHASE2 RECRUITING 279Nov 15, 2022Nov 1, 2027Mar 30, 202635 United States, Belgium +8
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Study Endpoints
Primary Endpoints
Change from Baseline to Week 24 in the ALS Functional Rating Scale-Revised (ALSFRS-R) total score.
Baseline to Week 24

This outcome measure is assessed in study Part 1.

Incidence of Adverse Events (AEs), Serious Adverse Events (SAEs), treatment-related AEs, AEs by severity, and deaths due to AEs
Baseline to Week 24

This outcome measure is assessed in study Part 1.

Incidence of treatment-emergent AEs and SAEs
Baseline up to Week 12

This outcome measure is assessed in study Part 2.

Incidence of treatment-emergent AEs leading to dose interruptions, dose reductions, and/or discontinuations of study drug
Baseline up to Week 12

This outcome measure is assessed in study Part 2.

Secondary Endpoints
Change from Baseline to Week 24 in muscle strength (assessed using hand-held dynamometer)
Baseline to Week 24
Change from Baseline to Week 24 in Percent Slow Vital Capacity
Baseline to Week 24
Change from Baseline to Week 24 in EuroQol-5 Dimensions-5 Levels (EQ-5D-5L)
Baseline to Week 24
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Study Design & Arms
AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Part 1: CORT113176 (Dazucorilant) 300 mgEXPERIMENTAL300 mg of dazucorilant will be administered once daily.
Part 1: CORT113176 (Dazucorilant) 150 mgEXPERIMENTAL150 mg of dazucorilant will be administered once daily.
Part 1: Placebo (matched to study drug)PLACEBO_COMPARATORPlacebo will be administered once daily.
Part 2: CORT113176 (Dazucorilant) 75 - 300 mg Dose-titrationEXPERIMENTAL75 mg of dazucorilant will be administered once daily for 1 week, and increased weekly in 75 mg increments up to 300 mg once daily.
Interventions
NameTypeDescription
Dazucorilant 300 mgDRUG300 mg of dazucorilant will be administered once daily in 4 capsules of 75 mg dazucorilant/capsule.
Dazucorilant 150 mgDRUGDazucorilant and placebo will be administered once daily in 4 capsules, 2 capsules with 75 mg dazucorilant/capsule, and 2 capsules of placebo equivalent.
PlaceboOTHERPlacebo will be administered once daily in capsules of placebo equivalent.
DazucorilantDRUGDazucorilant will be administered once daily in 75-mg capsules.
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites35

Inclusion Criteria: * Male and female patients ≥18 years of age with Sporadic or familial ALS. In Part 1, patients must have a risk of ALS progression characterized by a European Network for the Cure of ALS (ENCALS) risk profile score ≥ -6 and ≤ -3. In Part 2 patients must have a risk of ALS progre...

Countries:United StatesBelgiumCanadaFranceGermanyIrelandNetherlandsPolandSpainUnited Kingdom
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Recent Changes (Last 90 Days)
LOWMay 26, 2026NCT05407324primaryCompletionDate: changed
LOWMay 24, 2026NCT05407324studyFirstPostDate: changed
LOWApr 8, 2026NCT05407324lastUpdatePostDate: changed
LOWApr 8, 2026NCT05407324lastUpdatePostDate: changed