Most cold sores heal on their own without prescription medicines. But some antiviral medicines (such as acyclovir or famciclovir) when taken orally (tablets) may
be helpful in reducing the frequency and severity of attacks of
Doctors may prescribe oral antiviral medicines that
can be taken daily to prevent future outbreaks of cold sores. These medicines
may also be given during periods of increased risk of getting cold sores
(such as during cosmetic surgery or sun exposure).
Does the thought of having your teeth cleaned make your entire body tense with fear? Would you rather endure the agony of a toothache than step foot in a dentist's office? You're not alone. A lot of people are so phobic about going to the dentist that they prefer not to have any treatment.
For people who avoid dentists like the plague, sedation dentistry may take away some of their anxiety. Sedation can be used for everything from invasive procedures to a simple tooth cleaning. How it's used depends...
A lower dose of oral acyclovir is needed for people who have
reduced kidney function.
Famciclovir (Famvir) is sometimes used to treat the herpes virus that causes
cold sores and genital herpes (as well as the virus that causes shingles). This medicine is available only by
prescription and is taken orally in tablet form.
If you are pregnant or nursing, you should talk with your doctor
before taking famciclovir.
This medicine is not recommended for people who have had an
allergic reaction to it in the past.