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Ipsoprubart · ELA-026

Monoclonal antibody · Antagonist of signal-regulatory protein (SIRP) (SIRPA) · developed by Electra Therapeutics

Phase 2/3 Most advanced trial
ETRA Developer
1 Registered trials

What is Ipsoprubart?

Ipsoprubart is a human IgG1 monoclonal antibody targeting signal-regulatory protein (SIRP) expressed on myeloid cells and T-lymphocytes. It depletes pathological immune cells driving excessive inflammation. The drug is studied in secondary hemophagocytic lymphohistiocytosis.

Summary written with AI from the sources listed at the end of this page.

At a glance

Also known as
ELA-026
Drug type
Monoclonal antibody
Targets
signal-regulatory protein (SIRP) (SIRPA)
Mechanism
Antagonist of signal-regulatory protein (SIRP) (SIRPA)
Pathways
immune cell depletion, inflammation reduction
Therapy area
Hematology, Immunology
Developer
Electra Therapeutics Inc. (ETRA)
FDA status
Investigational, not approved in the US. Most advanced trial: Phase 2/3
UNII
6DT5Q4GT2M

🧪 Clinical trials

TrialPhaseConditionStatusSponsor
NCT05416307 Phase 2/3 Secondary Hemophagocytic Lymphohistiocytosis (sHLH) Recruiting ETRA

Trials of the companies BioRadar tracks, from ClinicalTrials.gov, most advanced phase first.

Conditions studied

Secondary Hemophagocytic Lymphohistiocytosis (sHLH)

Sources

Updated Oct 3, 2026. Something wrong or missing? Report it on the ETRA page.

Follow ETRA, the company behind Ipsoprubart

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Data: FDA (Drugs@FDA, Purple Book, DailyMed), NIH (NCI Thesaurus, GSRS, RxNorm), ClinicalTrials.gov • Informational purposes only, not medical or investment advice. • All drugs A–Z

This data is for informational purposes only, not investment advice. BioRadar does not provide buy/sell recommendations. Past performance does not guarantee future results. Always do your own due diligence.