Answer
Tell the cancer team early. Seek urgent advice if it is severe, persistent or accompanied by weakness, fever, reduced urine or difficulty drinking.
Sources for this answer
- Perjeta 420 mg Concentrate for Solution for Infusion — Current selected SmPCemc · Summary of Product Characteristics
- NHSNHS · NHS medicine guidance
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.