Recent Updates
Recently added Catalysts

ARCT-021

Phase 2

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

ARCT-021 development status

Highest phase Phase 2 (NCT04728347)
Phase scored for ARCTPhase 1
Registered trials 2 across 1 sponsor since Jan 2021

ARCT-021 target and mechanism

ModalityMonoclonal antibody

Also known as ARCT-021 Dose 1

Success Probability

Subscribe to view

Market & Valuation

Subscribe to view

Trial Design

RandomizedDouble-BlindCONTROLLED
Total Trials1
Total Enrollment106

FDA Designations

No designations recorded

ARCT-021 clinical trials

ARCT-021 · 1 trial · 1 indication

Phase 1 1
NCT04480957Ascending Dose Study of Investigational SARS-CoV-2 Vaccine ARCT-021 in Healthy Adult SubjectsSARS-CoV-2
COMPLETED106 Analytics
PHASE1COMPLETED
Ascending Dose Study of Investigational SARS-CoV-2 Vaccine ARCT-021 in Healthy Adult Subjects
SARS-CoV-2Unlock trial analytics

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
Unlock Study Endpoints

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
Unlock Study Design Details

Eligibility Criteria

Age Range21 Years to 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
Unlock Eligibility Criteria

Frequently asked questions about ARCT-021

What is ARCT-021 used for?

ARCT-021 is an investigational product developed for SARS-CoV-2, the virus that causes COVID-19. It was studied in a Phase 1 clinical trial in healthy adult volunteers. It is not an approved product and remains in clinical development.

Who is developing ARCT-021?

ARCT-021 is being developed by Arcturus Therapeutics Holdings Inc., which trades under the ticker ARCT. The company sponsored the Phase 1 study of the candidate in Singapore.

What phase is ARCT-021 in?

ARCT-021 is in Phase 1 development. One Phase 1 trial has been completed, and no active trials are ongoing. The candidate is investigational and has not been approved for any indication.

What clinical trials is ARCT-021 in?

ARCT-021 was evaluated in a single Phase 1 trial, NCT04480957, titled an ascending dose study of investigational SARS-CoV-2 vaccine ARCT-021 in healthy adult subjects. The trial enrolled 106 participants in Singapore, was randomized, double-blind, and controlled, and has been completed.

Is ARCT-021 the same as ARCT-021 Dose 1?

Yes, ARCT-021 Dose 1 is another name used for ARCT-021. Both refer to the same investigational candidate developed by Arcturus Therapeutics for SARS-CoV-2.