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ARCT-021 Dose 1

Phase 1

SARS-CoV-2 | Monoclonal antibody | Infectious Disease |Arcturus Therapeutics Holdings Inc.|Last Updated: Aug 18, 2021

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 Enrollment106
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT04480957Ascending Dose Study of Investigational SARS-CoV-2 Vaccine ARCT-021 in Healthy Adult SubjectsPHASE1 COMPLETED 106Aug 4, 2020Jan 29, 2021Aug 18, 20211 Singapore
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Study Endpoints
Primary Endpoints
Incidence, severity and dose-relationship of AEs
56 days

Safety and tolerability of ARCT-021 assessed by determining the incidence, severity and dose-relationship of AEs by dose

Secondary Endpoints
Geometric mean titre for SARS-CoV-2-specific serum neutralizing antibody
Up to 56 days
Mean titre for SARS-CoV-2-specific serum neutralizing antibody levels
Up to 56 days
Geometric mean fold rise in titre for SARS-CoV-2-spike protein specific neutralizing antibody levels
Up to 56 days
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Study Design & Arms
AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Escalation Cohort dose 1 of ARCT-021, 21 - 55 yearsEXPERIMENTALEscalation Cohort dose 1 of ARCT-021 administered through 0.5 mL intramuscular injection in the deltoid muscle.
Escalation Cohort dose 2 of ARCT-021, 21 -55 yearsEXPERIMENTALEscalation Cohort dose 2 of ARCT-021 administered through 0.5 mL intramuscular injection in the deltoid muscle.
Escalation Cohort dose 3 of ARCT-021, 21 - 55 yearsEXPERIMENTALEscalation Cohort dose 3 of ARCT-021 administered through 0.5 mL intramuscular injection in the deltoid muscle.
Escalation Cohort dose 4 of ARCT-021, 21 - 55 yearsEXPERIMENTALEscalation Cohort dose 4 of ARCT-021 administered through 0.5 mL intramuscular injection in the deltoid muscle.
Expansion cohort dose regimen 1, 21 - 55 years.EXPERIMENTALExpansion cohort dose regimen 1, administered through 0.5 mL intramuscular injection in the deltoid muscle.
Expansion cohort dose regimen 2, 21 - 55 years.EXPERIMENTALExpansion cohort dose regimen 2, administered through 0.5 mL intramuscular injection in the deltoid muscle.
Expansion cohort dose regimen 1, 56 - 80 yearsEXPERIMENTALExpansion cohort dose regimen 1, administered through 0.5 mL intramuscular injection in the deltoid muscle.
Expansion cohort dose regimen 2, 56 - 80 yearsEXPERIMENTALExpansion cohort dose regimen 2, administered through 0.5 mL intramuscular injection in the deltoid muscle.
Interventions
NameTypeDescription
ARCT-021 Dose 1BIOLOGICALARCT-021 Dose 1 is an investigational vaccine comprising a self-replicating (replicon) mRNA that encodes for the full length spike protein of 2019-nCoV formulated in a lipid nanoparticle (LNP)
ARCT-021 Dose 2BIOLOGICALARCT-021 Dose 2 is an investigational vaccine comprising a self-replicating (replicon) mRNA that encodes for the full length spike protein of 2019-nCoV formulated in a lipid nanoparticle (LNP): ARCT-021
ARCT-021 Dose 3BIOLOGICALARCT-021 Dose 3 is an investigational vaccine comprising a self-replicating (replicon) mRNA that encodes for the full length spike protein of 2019-nCoV formulated in a lipid nanoparticle (LNP): ARCT-021
ARCT-021 Dose 4BIOLOGICALARCT-021 Dose 4 is an investigational vaccine comprising a self-replicating (replicon) mRNA that encodes for the full length spike protein of 2019-nCoV formulated in a lipid nanoparticle (LNP): ARCT-021
ARCT-021 Dose Regimen 1BIOLOGICALARCT-021 dose regimen 1 is an investigational vaccine comprising a self-replicating (replicon) mRNA that encodes for the full length spike protein of 2019-nCoV formulated in a lipid nanoparticle (LNP): ARCT-021
ARCT-021 Dose Regimen 2BIOLOGICALARCT-021 dose regimen 2 is an investigational vaccine comprising a self-replicating (replicon) mRNA that encodes for the full length spike protein of 2019-nCoV formulated in a lipid nanoparticle (LNP): ARCT-021
PlaceboOTHERSterile 0.9% saline
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Eligibility Criteria
Age Range21 Years — 80 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: 1. Healthy males or females aged 21 to 80 at the time of informed consent. 2. Body Mass Index 18-35 kg/m2, inclusive, at screening 3. Willing to refrain from strenuous exercise/activity (for example heavy lifting, weight training, intense aerobics classes etc.) and alcohol for a...

Countries:Singapore
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