A 5-gram tube of Zovirax cream runs more than $200. A month’s supply of valacyclovir (500 milligrams) tablets costs between ...

QUESTION: I used Zovirax ointment for two decades while I had employer-funded insurance. Once I went on Medicare, I learned ...

Until now, the only treat-ment has been aciclovir creams, such as Zovirax. Though they clear the problem, it takes eight to 14 days, and the cold sores usually reappear. Now, a new light-therapy ...

Q. I used Zovirax ointment for two decades while I had employer-funded insurance. Once I went on Medicare, I learned the real ...

Medically reviewed by Katlein Franca, MD In some ways, the features of a cold sore vs. a pimple on the lip line are very ...

Researchers from the University of Colorado Anschutz Medical Campus have discovered how the common cold sore virus, HSV-1, enters the brain and identified specific brain regions vulnerable to ...

Now that cold and flu season is upon us, our wellness editors are using these hacks to avoid sickness and stay healthy.

If you feel a cold coming on, the best way to support your immune system and symptoms is to hydrate and rest. Learn what ...

Studies suggest that garlic may help prevent and reduce the length of your cold. The evidence is limited, but here’s what to ...

Cold sores are caused by the herpes simplex virus (HSV) which is often transmitted from person to person during kissing. Once it has infected the body, the virus lies dormant, generally being kept ...