Answer
Rarely, pain, swelling and purple discolouration can spread beyond the injection site, sometimes causing serious tissue or circulation damage. Report developing or worsening local symptoms immediately.
Sources for this answer
- Pro-Epanutin Concentrate for Infusion / Solution 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.