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REGN14284

Phase 1

Healthy | Small molecule | Other |Regeneron Pharmaceuticals, Inc.|Last Updated: Jul 27, 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-BlindCONTROLLED
Total Trials1
Total Enrollment48
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT05505448A Trial to Learn if a COVID-19 Therapeutic is Safe and Well Tolerated, and How it Works in the Body of Healthy Adult ParticipantsPHASE1 COMPLETED 48Sep 15, 2022May 30, 2023Jul 27, 20231 Belgium
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Study Endpoints
Primary Endpoints
Occurrence and severity of all treatment emergent adverse events (TEAEs)
Through approximately day 169
Occurrence and severity of all severe adverse events (SAEs)
Through approximately day 169
Secondary Endpoints
Concentrations of REGN14284 in serum over time
Through approximately day 169
Incidence of Anti-drug antibodies (ADAs) to REGN14284 over time
Through approximately day 90
Titer of ADAs to REGN14284 over time
Through approximately day 90
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelSEQUENTIAL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Cohort 1 Mid IV DoseEXPERIMENTALRandomized 3:1 for single ascending dose
Cohort 2 Mid SC DoseEXPERIMENTALRandomized 3:1 for single ascending dose
Cohort 3 High IV DoseEXPERIMENTALRandomized 3:1 for single ascending dose
Cohort 4 High SC DoseEXPERIMENTALRandomized 3:1 for single ascending dose
Cohort 5 Higher IV DoseEXPERIMENTALRandomized 3:1 for single ascending dose
Cohort 6 Highest IV DoseEXPERIMENTALRandomized 3:1 for single ascending dose
Cohort 7 Low IV DoseEXPERIMENTALRandomized 3:1 for single ascending dose
Cohort 8 Low SC DoseEXPERIMENTALRandomized 3:1 for single ascending dose
Interventions
NameTypeDescription
REGN14284DRUGSingle ascending intravenous (IV) or subcutaneous (SC) administration per the protocol
Matching PlaceboDRUGSingle ascending IV or SC administration per the protocol
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Eligibility Criteria
Age Range18 Years — 60 Years
SexALL
Healthy VolunteersYes
Study Sites1

Key Inclusion Criteria: 1. Has SARS-CoV-2-negative test result from a sample collected ≤72 hours prior to randomization as described in the protocol. 2. Has received complete primary series of standard-of-care COVID-19 vaccination per local guidance, completed at least 2 weeks prior to screening 3....

Countries:Belgium
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