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14C-aticaprant

Phase 1

Healthy | Small molecule | Other |Johnson & Johnson|Last Updated: Apr 27, 2025

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
UNCONTROLLEDBiomarker
Total Trials1
Total Enrollment8
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT05197062A Study of 14C JNJ-67953964 in Healthy Adult Male ParticipantsPHASE1 COMPLETED 8Jan 14, 2022Mar 2, 2022Apr 27, 20251 Netherlands
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Study Endpoints
Primary Endpoints
Plasma Concentrations of Aticaprant and its Metabolite M3
Up to Day 39

Plasma samples will be analyzed to determine concentrations of aticaprant and its Metabolite M3 using a validated, specific, and sensitive liquid chromatography (LC)-mass spectrometry (MS)/MS method.

Duodenal Concentrations of Aticaprant and its Metabolite M3
Pre-dose, 3.75 hour, 4 hour and 5 hour of Day 1

Duodenal fluid samples will be analyzed to determine concentrations of aticaprant and its Metabolite M3 using a, specific, and sensitive (LC-MS/MS) method.

Urine Concentration of Aticaprant and its Metabolites M3
Pre-dose up to Day 32

Urine samples will be analyzed to determine concentrations of aticaprant and its metabolite M3 using a, specific, and sensitive (LC-MS/MS) method.

Total Radioactivity Concentration of 14C-aticaprant in Whole Blood
Pre-dose up to Day 14

Total radioactivity concentration of 14C-aticaprant in whole blood will be performed via liquid scintillation counting.

Total Radioactivity Concentration of 14C-aticaprant in Plasma
Pre-dose up to Day 14

Total radioactivity concentration of 14C-aticaprant in plasma will be performed via liquid scintillation counting.

Total Radioactivity Concentration of 14C-aticaprant in Duodenal Fluid
Pre-dose, 3.75 hour, 4 hour and 5 hour of Day 1

Total radioactivity concentration of 14C-aticaprant in duodenal fluid samples will be performed via liquid scintillation counting.

Amount of Total Radioactivity of 14C-aticaprant in Urine
Up to Day 32

Amount of total radioactivity of 14C-aticaprant in urine will be performed via liquid scintillation counting.

Amount of Total Radioactivity of 14C-aticaprant in Feces
Up to Day 32

Amount of total radioactivity of 14C-aticaprant in feces will be performed via liquid scintillation counting.

Secondary Endpoints
Number of Participants with Adverse Events (AEs)
Up to Day 67
Number of Participants with Clinical Laboratory Abnormalities
Up to Day 67
Number of Participants with Electrocardiogram (ECG) Abnormalities
Up to Day 67
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeBASIC_SCIENCE
Treatment Arms
ArmTypeDescription
14C-aticaprantEXPERIMENTALParticipants in Group A (without duodenal fluid collection) and Group B (with duodenal fluid collection) will receive a single oral dose of 14C-aticaprant on Day 1.
Interventions
NameTypeDescription
14C-aticaprantDRUG14C-aticaprant will be administered orally as capsule on Day 1.
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Eligibility Criteria
Age Range18 Years — 55 Years
SexMALE
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Healthy on the basis of physical examination, medical history (screening only), vital signs, and electrocardiogram (ECG) performed at screening and admission to the study site on Day -1. Minor abnormalities in ECG, which are not considered to be of clinical significance by the...

Countries:Netherlands
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