Anyone who has been diagnosed with genital herpes will need to practice safe sex for the rest of their life. Valtrex has shown promise as a treatment for infectious mononucleosis and is preventatively administered in suspected cases of herpes virus exposure. You have symptoms, can reduce the number of your genital herpes outbreaks. Valtrex can greatly decrease the length of time you experience an outbreak and may possibly reduce the number of outbreaks experienced in a year's time. It can be a great treatment option for you because it can help reduce the number of outbreaks you have.