Hi Doc, I Have A Blister-turned Wounds On My Fingers.

Hi Doc, I have a blister-turned wounds on my fingers. The pains are excruciating. I was prescribed for vitamin C and Ampiclox capsule, which i was directed to swallow one capsule and then pour the powdery content of the other capsule on the opened wounds, which I have done diligently. The pains are getting worse. what do you advice?