Skip to main content
Blood in Vial in Lab)


Have a Question? Use Our New Chat Feature! Chat with our Medical Information Specialists by clicking on the Chat with us now available in the lower right corner of this screen.

Product Information

  • RIASTAP, Fibrinogen Concentrate (Human) is a human blood coagulation factor indicated for the treatment of acute bleeding episodes in pediatric and adult patients with congenital fibrinogen deficiency, including afibrinogenemia and hypofibrinogenemia.
  • RIASTAP is not indicated for dysfibrinogenemia

Known anaphylactic or severe systemic reactions to human plasma-derived products.

  • Dose (mg/kg body weight) = [Target level (mg/dL) - measured level (mg/dL)/ 1.7 (mg/dL per mg/kg body weight)
  • Dose when fibrinogen level is unknown: 70 mg/kg body weight
  • Monitoring of patient’s fibrinogen level is recommended during treatment. A target fibrinogen level of 100 mg/dL should be maintained until hemostasis is obtained.

Dose (mg/kg body weight) =
[Target level (mg/dL) - measured level (mg/dL)]
1.7 (mg/dL per mg/kg body weight)

  • Administer RIASTAP at room temperature by slow intravenous injection at a rate not exceeding 5 mL per minute.
  • RIASTAP is available as a single-dose vial containing 900 mg to 1300 mg lyophilized fibrinogen concentrate powder for reconstitution. The actual fibrinogen potency for each lot is printed on the vial label and carton.
  • Before administration, filter reconstituted RIASTAP solution with a 17-micron filter (not supplied) into an appropriate syringe.
For U.S. Healthcare Professionals only
For U.S. Healthcare Professionals only

The purpose of this CSL Behring Medical Affairs website is to support Healthcare Professionals with scientific information. This website is also a channel for U.S. Healthcare Professionals to submit questions or connect with CSL Behring U.S. Healthcare Professionals. The information provided is for educational purposes only and is not intended to promote any products. By continuing to use this site you are acknowledging that you are a US Healthcare Professional

toggle chat overlay
toggle chat overlay