Why does herpes on my lips appear frequently? What should I do to stop it?

Herpes is a virus. It settles in nerves, and appears every time your immunity is depressed. You should think about raising your immunity first. Also, if herpes appears more than 7 times a year, you should ask your doctor to prescribe you special suppressive therapy with Valtrex or Zovirax.

can u use zovirax ointment on genitals?