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KOVALTRY® Important Safety Information

  • You should not use KOVALTRY® if you are allergic to rodents (like mice and hamsters) or any ingredients in KOVALTRY®.
  • Tell your healthcare provider if you have heart disease or are at risk for heart disease.
  • The common side effects of KOVALTRY® are headache, fever, and itchy rash.
  • Allergic reactions may occur with KOVALTRY®. Call your healthcare provider right away and stop treatment if you get tightness of the chest or throat, dizziness, decrease in blood pressure, and nausea.
  • Your body can also make antibodies, called “inhibitors,” against KOVALTRY®, which may stop KOVALTRY® from working properly. Consult with your healthcare provider to make sure you are carefully monitored with blood tests for the development of inhibitors to Factor VIII.
  • Tell your healthcare provider about any side effect that bothers you or that does not go away.
  • Call your healthcare provider right away if bleeding is not controlled after using KOVALTRY®.

For important risk and use information, please see the full prescribing information.

KOVALTRY® Indications

  • KOVALTRY® is a medicine used to replace clotting factor (Factor VIII or antihemophilic factor) that is missing in people with hemophilia A.
  • KOVALTRY® is used to treat and control bleeding in adults and children with hemophilia A. KOVALTRY® can reduce the number of bleeding episodes in adults and children with hemophilia A when used regularly (prophylaxis). Your healthcare provider may give you KOVALTRY® when you have surgery.
  • KOVALTRY® is not used to treat von Willebrand Disease.