As far as I know there isn't a way to directly heal one. You just gotta wait it out.
But a good way to make it not feel itchy is to put tiger balm on it, or you can use a bandaid!
C. Abstinence. Usually refers to not having sexual intercourse but can also be used to mean not partaking in any risky behaviors.
There are three different types that can cause it Type A B and D