What kind of medicine should I apply to kill fleas and eggs in genital area?

Hi Doctor.
It is very hard that fleas infests in genital area like labia minora after having a relationship with a friend in London .
I can not get rid of labia pain and Itching very much and It is getting worser
even applied cream, can not get cured
What kind of medicine should I apply to kill fleas and eggs parasitizing the vulva?
Thank you.

Age: 47
Female
Medications: itching relief cream antibacterial cream
General Information: no