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? Other companies offer suppressive treatment medication for cold sores, how come Alpha Medical doesn’t? Am I only infectious when I have an outbreak? How soon will my cold sores disappear?
