Minor AEFI: Common and self limiting reactions, for example, pain, swelling at site of injection, fever, irritability, tiredness, dizziness, and nausea.
Severe AEFI: Can be disabling and rarely life threatening. These do not lead to long-term problems. Eg: High fever (>102 degree F), anaphylaxis (allergic reaction).
Serious AEFI: Those reactions that requires inpatient hospitalisation, causes significant disability
For Covishield, the fact sheet says some mild adverse events can happen following immunisation:
- Injection site tenderness, injection site pain, headache, fatigue, myalgia (muscle pain), discomfort, pyrexia (an abnormal elevation of body temperature), chills, and nausea.
- In such cases, a paracetamol can be given, the advisory adds.
- It also says “very rare events of demyelinating disorders” have been reported following vaccination with Covishield, “without the causal relationship establishment.” Demyelinating disorders refer to any condition that results in damage to the…