Trifluridine is an antiviral medicine in the form of eye drops
used to treat Eye Herpes Keratitis. It is only available on prescription
from your doctor. The common brand name is Viroptic made by King Pharmaceuticals

Vectavir is a topical cream containing the active ingredient
Penciclovir. It is manufactured by Novartis (but untill 2000 by
GlaxoSmithKline) and has been available in New Zealand, some
European contries and UK since 1996. Vectavir is another brandname
for Denavir, also from Novartis. Vectavir is used to treat Oral
Herpes also known as cold sores. Vectavir can't cure Oral Herpes but
it can treat it with good results. If used correctly and as soon as
the first symptoms appear, Vectavir can

The following information is based on the information supplied by
Novartis. Theis is guidelines only and you should always follow your
doctors advice.

What Is Famvir?

Famvir is the brandname for Famciclovir, manufactured by Novartis.
Famciclovir is a prodrug of the antiviral agent Penciclovir. Penciclovir
doesn't absorb well orally. Famciclovir will convert into Penciclovir
once absorbed in the body which will then act as an antiviral agent.
Famciclovir is a tablet used to treat Herpes Simplex 2 (Genital Herpes)
and shingles, caused Varicella Herpes Zoster. It remains in the body
longer than other antiviral agents such as Acyclovir which means
that you don't have to take it so often and that the effects wil be
longer lasting. This means that in the long run the risk of developing
resistance to Famciclovir / Penciclovir is reduced.