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IVX-A12

Phase 2

Undisclosed | Monoclonal antibody | Other |AstraZeneca PLC|Trials Updated: Dec 4, 2025

IVX-A12 development status

Highest phase Phase 2
Registered trials 2 across 1 sponsor since Jun 2001

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials2
Total Enrollment407

FDA Designations

No designations recorded

IVX-A12 clinical trials

IVX-A12 · 2 trials · 2 indications

Phase 2 2
NCT06481579A Study of IVX-A12 in Adults ParticipantsHealthy Participants
COMPLETED143 Analytics
NCT05903183A Study to Evaluate the Safety and Immunogenicity of IVX-A12 in Participants of 60 to 85 Years of AgeHealthy
COMPLETED264 Analytics
PHASE2COMPLETED
A Study of IVX-A12 in Adults Participants
Healthy ParticipantsUnlock trial analytics
PHASE2COMPLETED
A Study to Evaluate the Safety and Immunogenicity of IVX-A12 in Participants of 60 to 85 Years of Age
HealthyUnlock trial analytics

Study Design & Arms

Interventions

NameTypeDescription
IVX-A12BIOLOGICALIVX-A12 IM injection.
Licensed RSV VaccineBIOLOGICALLicensed RSV Vaccine (AREXVY) IM injection.
PlaceboBIOLOGICALDiluent
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Frequently asked questions about IVX-A12

What is IVX-A12?

IVX-A12 is an investigational monoclonal antibody developed by AstraZeneca PLC. It has been studied in Phase 2 clinical trials involving healthy adult participants, including a study in adults aged 60 to 85 years. The specific disease indication for IVX-A12 has not been publicly disclosed.

Who makes IVX-A12?

IVX-A12 is being developed by AstraZeneca PLC, which trades under the ticker AZN. The company is the sponsor behind the clinical program evaluating the monoclonal antibody in healthy volunteer studies.

What phase is IVX-A12 in?

IVX-A12 is in Phase 2 clinical development. Two Phase 2 trials have been conducted, and both are listed as completed. The drug remains investigational and has not been approved by the FDA.

What clinical trials is IVX-A12 in?

IVX-A12 has been evaluated in two completed Phase 2 trials. NCT05903183 studied the safety and immunogenicity of IVX-A12 in participants aged 60 to 85 years and enrolled 264 people. NCT06481579 studied IVX-A12 in adult participants and enrolled 143 people. Together the trials enrolled 407 participants.

What is IVX-A12 used for?

IVX-A12 has been studied in healthy adult participants, including older adults aged 60 to 85 years, with a focus on safety and immunogenicity. The specific disease or condition it is intended to prevent or treat has not been publicly disclosed.