I shaved my pubic then busted out in a rash but then some had white head or uss n it itched than it popped n raw tben fdried and healed. what it yhat?

Folliculitis: Sounds like you're describing a mild case of folliculitis. Check out http://www.Mayoclinic.Com/health/folliculitis/ds00512. As long as it healed quickly on its own, there's probably not much to worry about, especially if there's nothing for your family doc to see now. Check out http://goaskalice.Columbia.Edu/shaving-pubic-hair-mdash-avoiding-razor-burn-and-ingrown-hairs on how to reduce risk.