Pimple on clitoris, Should I be worried?

Patient: I have a pimple on the hood of my clitoris, should I be concerned? How can I treat it and prevent it from occurring?

Symptoms: Very tiny pimple on hood of clitoris after period. In past has disappeared within a week.
Outer vaginal discomfort, dry with redness.
Vaginal discharge a little more thick than normal.

Doctor: