Answer
Rare serious hypersensitivity reactions can occur during or shortly after administration, including in people who have never received it before.
Sources for this answer
- SonoVue 8 microlitres/ml, powder and solvent for dispersion for 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.