Cold sores are caused by HSV1 ... then we are more likely to recommend you take valacyclovir as a daily preventative therapy.

Valacyclovir (the generic for Valtrex) can reduce your symptoms and shorten the amount of time an outbreak lasts. But you ...

Antiviral oral medicines, such as acyclovir, famciclovir, and valacyclovir ... may also help. Cold sores take about 1 to 3 ...

then we are more likely to recommend you take valacyclovir as a daily preventative therapy. This is a very safe treatment. Q: Are there any surprising facts about cold sores? If so, what are some?