よくある質問

What is Eftrenonacog Alfa used for?

This long-acting form of clotting factor IX is used to prevent and treat bleeding episodes in people with hemophilia B. It works by replacing the missing clotting factor needed for normal blood clotting.

Is Eftrenonacog Alfa an approved drug?

Yes, Eftrenonacog Alfa is an approved drug. It has reached clinical phase 4. It is classified as a Protein.

{# References & Data Sources section for drug detail pages. Renders standard pharmacological database links plus the drug's data_sources field. #}

References & Data Sources

• ChEMBL — European Bioinformatics Institute (EBI). CHEMBL4594598. Open-access bioactivity database.

Data aggregated from publicly available pharmacological databases. Last updated 2026-02-27.