Common situations that may be encountered after vaccination and supportive approaches for these mild conditions are as follows:

•Pain/swelling/redness around the vaccine area
Elevate the vaccinated arm and apply cold compression. (Example: Applying a towel moistened with cold water to the injection site. Avoid direct contact between the swollen/red skin with ice.)
Pain relief containing paracetamol can be used.

•Fatigue 
Rest and make sure you have sufficient fluid intake.

•Mild fever, chills 
Rest and make sure you have sufficient fluid intake. 
Pain relief containing paracetamol can be used.

•Headache 
Pain relief containing paracetamol can be used.

•Muscle/joint pain 
Rest and make sure you have sufficient fluid intake. 
Pain relief containing paracetamol can be used.

•Vomiting, diarrhea 
You should try to increase fluid intake and make sure you are eating regular meals. If vomiting prevents oral fluid and food intake, please seek medical attention as fluid and electrolyte loss may be dangerous. 

If you experience any side effects following the COVID-19 vaccine that are thought to be related to the vaccine, which have not been mentioned above, please seek medical advice.