Hello
Welcome to healthcare magic forum.
Thank you for your query.
i understand your concern regarding your skin problem.
I am Dr Gaurav Patel,
dermatologist and will answer your question.
It look like bacterial infection or insect bit on skin.
Affected skin look red ,warm and raised.
you need to apply good antibiotic cream over it.
For pain you can take
analgesic medicine.
You need to take antibiotic medicine also for 5 days.
Avoid direct sun exposure and wind.
If not feel better ,consult to dermatologist for proper treatment.
I hope I answered your question.
Let me know if you have further query.
Wish you speedy recovery.
Regards,