Answer
Yes. Reactions can be severe. Stop the infusion and seek urgent help for breathing difficulty, swelling or collapse.
Sources for this answer
- BeneFIX 500 IU powder and solvent for solution for injection — Current selected SmPCemc · Summary of Product Characteristics
- BeneFIX 250 IU powder and solvent for solution and injection — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.