MedicinehospitalEssential

Factor Ix

Injectable clotting factor replacement for people with haemophilia B.

Clinical information

Common uses

treating and controlling bleeding episodes
managing bleeding around surgery
routine prophylaxis to reduce bleeds

Common side effects

taste changes
pain in a limb
positive furin antibody test

Cautions

allergic reactions including anaphylaxis can occur
body can develop antibodies (inhibitors) that stop it working
blood clot complications reported with factor IX products
not with hamster protein allergy or DIC

Pregnancy: no safety data — talk to your doctor

Reference information, not medical advice — always follow your doctor or pharmacist. Source: DailyMed, dailymed.nlm.nih.gov, Rixubis (coagulation factor IX recombinant) label, setid f5070a92-96b8-476a-a2dc-18b22d95e5e0 (accessed 2026-08-16)

Approved brands & formulations1

Brand name	Dosage form	Strength	Importer	Category
Factor Ix	Parenteral ( Injection )	500IU/ml	MFDA designated importers with Pre Authorization approval before import	hospital