Can I take medication to prevent an outbreak? November 04, 2019 22:25 Unfortunately, there is no FDA-approved treatment that can be used to prevent an outbreak. Related articles What causes cold sores? What are the risks of taking valacyclovir? Am I only infectious when I have an outbreak? How soon will my cold sores disappear? Other companies offer suppressive treatment medication for cold sores, how come Alpha Medical doesn’t?
