Hello,
Will surely help you, need not worry.
This may be due to some infection, or any food items, post viral.
Next Steps
Take homoeopathic medications,
Rx
1) Sulphur 30
3 powders (1 powder everyday for 3 days) in morning
2) Phytum 50
2pills BD for 3 days in afternoon and night.
Health Tips
Look for any food in your diet that is causing this.
Avoid scratching.