What can I do to prevent the pain from paronychia?

Condition analysis:
It seems that you may be having paronychia. It is a bacterial infection of peripheral area surrounding the nail..nail fold,caused by staphylococci. It may follow after trauma as in your case after running. You should go for blood test to rule out diabetes mellitus. You take a course of antibiotics for two weeks whenever you have paronychia. Take anti inflammatory and analgesic tablets. Your immunity may be poor. You should take immunobooster. Improve hygiene.Take a bath with dettol water. Improve diet, take high protein diet. Take green leafy vegetables. And take anti oxidants to improve health status. All this might prevent relapse of paronychia and thus,your nail shedding may be prevented. I hope you may be satisfied with my answer.

Instructions:
1. Salt & Hot Water Treatment:
Soaking finger or toe nails in salt mixed hot water for 15 minutes twice or thrice a day will reduce the pain and swelling caused by the condition. It helps to remove the pus from the blisters.

2. Olive Oil & Tree Tea Oil To Treatment For The Pus Under The Cuticles:
Take equal quantities of the ingredients and mix it well. Submerge and massage gently your finger or toe nails in the prepared solution for 15 minutes.
The anti-bacterial properties of olive oil inhibit the growth of the bacteria responsible for the skin infection, and it also prevents the infection from spreading. Tea tree oil is anti-septic, anti-fungal, and anti-bacterial in nature. It appears effective against any infection caused by these micro organisms.