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JNJ-55920839

Phase 1

Systemic Lupus Erythematosus | Small molecule | Immunology |Johnson & Johnson|Last Updated: Feb 3, 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
RandomizedDouble-BlindCONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment72
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT02609789A Single Ascending Dose Study in Healthy Participants and Multiple Dose Study of JNJ-55920839 in Participants With Mild to Moderate Systemic Lupus ErythematosusPHASE1 COMPLETED 72Dec 1, 2015Sep 1, 2018Feb 3, 202516 United States, Belgium +5
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Study Endpoints
Primary Endpoints
Number of Participants with Treatment Emergent Adverse Events (TEAEs) as a Measure of Safety and Tolerability of JNJ-55920839 (Part 1)
Through Week 13

The incidence of TEAEs from treatment until the last scheduled follow-up visit will be summarized by treatment group.

Number of Participants with Treatment Emergent Adverse Events (TEAEs) as a Measure of Safety and Tolerability of JNJ-55920839 (Part 2)
Through Week 22

The incidence of TEAEs from treatment until the last scheduled follow-up visit will be summarized by treatment group.

Secondary Endpoints
Maximum Observed Serum Concentration (Cmax) after IV infusion in Part A
Up to Day 64 after dose
Maximum Observed Serum Concentration (Cmax) after SC injection in Part A
Up to Day 64 after dose
Maximum Observed Serum Concentration during a dosing interval (Cmax) after IV infusion in Part B
Up to Day 130 after dose
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Study Design & Arms
AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Part A: Dose 1EXPERIMENTALDrug JNJ-55920839 or Placebo administered IV infusion Dose 1.
Part A: Dose 2EXPERIMENTALDrug JNJ-55920839 or Placebo administered IV infusion Dose 2.
Part A: Dose 3EXPERIMENTALDrug JNJ-55920839 or Placebo administered IV infusion Dose 3.
Part A: Dose 4EXPERIMENTALDrug JNJ-55920839 or Placebo administered IV infusion Dose 4.
Part A: Dose 5EXPERIMENTALDrug JNJ-55920839 or Placebo administered IV infusion Dose 5.
Part A: Dose 6EXPERIMENTALDrug JNJ-55920839 or Placebo subcutaneous injection Dose 6.
Part BEXPERIMENTALParticipants will receive 6 doses of JNJ-55920839 or placebo (every 2 weeks) as an IV infusion.
Interventions
NameTypeDescription
JNJ-55920839DRUGJNJ-55920839 will be administered as either IV infusion or subcutaneous injection.
PlaceboDRUG0.9 percent (%) normal saline.
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Eligibility Criteria
Age Range18 Years — 55 Years
SexALL
Healthy VolunteersYes
Study Sites16

Inclusion Criteria: Part A (Healthy Participants) * Participant must be willing/able to adhere to the study visit schedule and other requirements, prohibitions, and restrictions specified in this protocol * Participant must have a body weight in the range of 50 to 90 kilogram (kg), inclusive, and ...

Countries:United StatesBelgiumMoldovaPolandRomaniaSpainTaiwan
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