Answer
Flushing, chest discomfort, breathlessness or a racing heartbeat may begin within minutes. These reactions are often brief, but severe or persistent symptoms require urgent assessment.
Sources for this answer
- Copaxone 20mg/ml, Solution For Injection, Pre-Filled Syringe — 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.