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Tolbutamide

Phase 1

Healthy | Small molecule | Other |Corcept Therapeutics Incorporated|Last Updated: May 17, 2018

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
CONTROLLEDBiomarker
Total Trials1
Total Enrollment27
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT03457597Study in Healthy Subjects to Determine the Effect of Relacorilant on Exposure to Probe Substrates for Cytochrome P450sPHASE1 COMPLETED 27Mar 6, 2018Apr 28, 2018May 17, 20181 United States
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Study Endpoints
Primary Endpoints
Area under plasma concentration-time curve up to the last quantifiable sample (AUC0-tz)
predose to 96 hrs postdose

Ratio of population geometric means (GMR) for Reference Day (following a single dose with each probe substrate given within a cocktail of probe substrates) and Test Day (following the same dose given to subjects after 10 or 11 days of daily dosing with relacorilant) areas under plasma concentration-time curve up to the last quantifiable sample (AUC0-tz)

Secondary Endpoints
Area under plasma concentration-time curve extrapolated to infinity (AUCinf)
predose to 96 hrs postdose
Maximum plasma concentration (Cmax)
predose to 96 hrs postdose
Adverse Events
up to 8 weeks
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Study Design & Arms
AllocationNON_RANDOMIZED
MaskingNONE
ModelCROSSOVER
PurposeOTHER
Treatment Arms
ArmTypeDescription
Period 1EXPERIMENTALPeriod 1 (Study Days 1 to 4): Midazolam hydrochloride and metoprolol tartrate will be given once on Day 1. Pioglitazone hydrochloride, tolbutamide and omeprazole will be given once on Day 2
Period 2EXPERIMENTALPeriod 2 (Study Days 5 to 13): Relacorilant will be given daily from Day 5 to Day 13.
Period 3EXPERIMENTALPeriod 3 (Study Days 14 to 17): Midazolam hydrochloride and metoprolol tartrate will be given once on Day 14. Pioglitazone hydrochloride, tolbutamide and omeprazole will be given once on Day 15. Relacorilant will be given daily from Day 14 to Day 17.
Interventions
NameTypeDescription
Midazolam hydrochlorideDRUGMidazolam hydrochloride 2.5 mg
Metoprolol tartrateDRUGMetoprolol tartrate 100 mg
Pioglitazone hydrochlorideDRUGPioglitazone hydrochloride 15 mg
TolbutamideDRUGTolbutamide 500 mg
OmeprazoleDRUGOmeprazole 20 mg
RelacorilantDRUGRelacorilant 350mg
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Eligibility Criteria
Age Range18 Years — 65 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: 1. Able to understand the purpose and risks of the study; willing and able to adhere to scheduled visits, treatment plans, laboratory tests, and other study evaluations and procedures. 2. Give written informed consent. 3. Be males or nonpregnant, nonlactating females judged to b...

Countries:United States
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