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LY3337641

Phase 1

Healthy | Small molecule | Other |Eli Lilly and Company|Last Updated: Oct 17, 2023

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_CONTROLLEDBiomarker
Total Trials3
Total Enrollment71
FDA Designations
No designations recorded
Clinical Trials (3)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT03099148A Study of LY3337641 in Healthy ParticipantsPHASE1 COMPLETED 29Apr 4, 2017May 31, 2017Oct 17, 20232 Singapore
NCT03083561A Study of LY3337641 in Japanese and Caucasian Healthy ParticipantsPHASE1 COMPLETED 36Mar 15, 2017May 25, 2017Aug 25, 20231 United States
NCT02914379A Study of LY3337641 in Healthy Male ParticipantsPHASE1 COMPLETED 6Sep 1, 2016Nov 1, 2016Aug 25, 20231 United States
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Study Endpoints
Primary Endpoints
Pharmacokinetics (PK): Maximum Observed Drug Concentration (Cmax) of LY3337641
Period 1,2,3,4 (Day 1): Predose, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 9, 12, 24, 36, 48 and 72 hours postdose
Pharmacokinetics (PK): Area Under the Concentration Versus Time Curve From Time Zero to Infinity (AUC[0-∞]) of LY3337641
Period 1,2,3,4 (Day 1): Predose, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 9, 12, 24, 36, 48 and 72 hours postdose

Pharmacokinetics (PK): Area Under the Concentration versus Time Curve from Time Zero to Infinity (AUC\[0-∞\]) of LY3337641

Number of Participants With One or More Serious Adverse Event(s) (SAEs) Considered by the Investigator to be Related to Study Drug Administration
Up To 31 Days

Clinically significant events were defined as serious adverse events (SAE). A summary of other nonserious AEs, and all SAE's, regardless of causality, is located in the Reported Adverse Events section.

Urinary Excretion of Radioactivity Over Time Expressed as a Percentage of the Total Radioactive Dose Administered
Baseline up to 22 days

Urinary excretion samples from each participant were measured by liquid scintillation counting. The radioactive counts detected in urine samples were each divided by the theoretical radioactive count in the total radioactive dose administered and multiplied by 100% to arrive at a percentage of total radioactive dose excreted in urine and feces.

Fecal Excretion of Radioactivity Over Time Expressed as a Percentage of the Total Radioactive Dose Administered
Baseline up to 22 days

Fecal excretion samples from each participant were measured by liquid scintillation counting. The radioactive counts detected in fecal samples were each divided by the theoretical radioactive count in the total radioactive dose administered and multiplied by 100% to arrive at a percentage of total radioactive dose excreted in feces.

Secondary Endpoints
Pharmacokinetics (PK): Maximum Serum Concentration (Cmax) of LY3337641
MD: Day 1 pre-dose, 0.25,0.5,1,2,3,4,6,8,10,12 and 24 hours post-dose,Day 15 pre-dose,0.25,0.5,1,2,3,4,6,8,10,12,24,36,48,96,168,240 and 336 hours post-dose. SD: pre-dose, 0.25,0.5,1,2,3,4,6,8,10,12,24,36,48,168 and 336 hours post-dose
PK: Area Under the Serum Concentration-Time Curve From Time Zero to 24 Hours (AUC[0-24]) of LY3337641
MD: Day 1 pre-dose, 0.25,0.5,1,2,3,4,6,8,10,12 and 24 hours post-dose,Day 15 pre-dose,0.25,0.5,1,2,3,4,6,8,10,12 and 24 hours post-dose. SD: pre-dose, 0.25,0.5,1,2,3,4,6,8,10,12 and 24 hours post-dose
PK: Area Under the Serum Concentration-Time Curve From Time Zero to Infinity (AUC[0-∞]) of LY3337641
MD: Day 1 pre-dose, 0.25,0.5,1,2,3,4,6,8,10,12 and 24 hours post-dose,Day 15 pre-dose,0.25,0.5,1,2,3,4,6,8,10,12,24,36,48,96,168,240 and 336 hours post-dose. SD: pre-dose, 0.25,0.5,1,2,3,4,6,8,10,12,24,36,48,168 and 336 hours post-dose
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Study Design & Arms
AllocationRANDOMIZED
MaskingNONE
ModelCROSSOVER
PurposeBASIC_SCIENCE
Treatment Arms
ArmTypeDescription
LY3337641 (R-fasted)EXPERIMENTALA single, PO dose of reference formulation (R) given orally with water after an overnight fast in one of four periods.
LY3337641 (T1-fasted)EXPERIMENTALA single, PO dose of LY3337641(20mg) test formulation 1 (T1) given orally with water after an overnight fast in one of four periods.
LY3337641 (T1-fed)EXPERIMENTALA single, PO dose of LY3337641 (20mg) test formulation 1 (T1) given orally with water after a high fat meal in one of four periods.
LY3337641 (T2-fasted)EXPERIMENTALA single, PO dose of LY3337641 (20 mg) test formulation 2 (T2) given orally with water after an overnight fast in one of four periods.
LY3337641 Multiple DoseEXPERIMENTALMultiple doses of 30 mg LY3337641 tablet administered orally every day for two weeks, with a two week follow-up period.
Placebo Multiple DosePLACEBO_COMPARATORMultiple doses of placebo administered orally every day for two weeks, with a two week follow-up period.
LY3337641 Single DoseEXPERIMENTALSingle dose of 5 mg, 80 mg and 160 mg LY3337641 tablet administered orally, with a two week follow-up period.
Placebo Single DosePLACEBO_COMPARATORSingle dose of placebo administered orally, with a two week follow-up period.
20mg [¹⁴C]-LY3337641EXPERIMENTALParticipants received 20 milligrams (mg) oral dose of LY3337641 containing 120 microcuries of radioactivity.
Interventions
NameTypeDescription
Reference Formulation (R)DRUGAdministered PO
LY3337641 (T1)DRUG20 mg PO
LY3337641 (T2)DRUG20 mg PO
LY3337641DRUGAdministered orally.
PlaceboDRUGAdministered orally.
[¹⁴C]-LY3337641DRUGAdministered orally
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Eligibility Criteria
Age Range21 Years — 65 Years
SexALL
Healthy VolunteersYes
Study Sites2

Inclusion Criteria: * Are overtly healthy males or females, as determined by medical history and physical examination * Have a body mass index (BMI) of 18.5 to 32 kilograms per meter squared (kg/m²) inclusive * Have clinical laboratory test results within normal reference range for the population o...

Countries:SingaporeUnited States
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