Answer
Use during pregnancy is preferably avoided as a precaution. The product information says breastfeeding can resume two to three hours afterwards because the gas is rapidly exhaled.
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.