Brand Names : Famvir
Before Using This Medicine
In deciding to use a medicine,
the risks of taking the medicine must be weighed against the good it will
do. This is a decision you and your doctor will make. For famciclovir, the
following should be considered:
Allergies - Tell your doctor if you have ever had any unusual or
allergic reaction to famciclovir. Also tell your health care professional
if you are allergic to any other substances, such as foods, sulfites or other
preservatives, or dyes.
Pregnancy - Famciclovir has not been studied in pregnant women.
However, famciclovir has not been shown to cause birth defects or other problems
in animal studies.
Breast-feeding - It is not known whether famciclovir passes into
the breast milk of humans; however, it does pass into the milk of rats. Famciclovir
is not recommended during breast-feeding because it may cause unwanted effects
in nursing babies.
Children - Studies on this medicine have been done only in adult
patients, and there is no specific information comparing use of famciclovir
in children with use in other age groups.
Older adults - Famciclovir has been used in the elderly and has
not been shown to cause different side effects or problems in older people
than it does in younger adults.
Other medicines - Although certain medicines should not be used
together at all, in other cases two different medicines may be used together
even if an interaction might occur. In these cases, your doctor may want to
change your dose or other precautions may be necessary. Tell your health care
professional if you are taking any other prescription or nonprescription
(over-the-counter [OTC]) medicine.
Other medical problems - The presence of other medical
problems may affect the use of famciclovir. Make sure you tell your doctor
if you have any other medical problems, especially:
Kidney disease - Kidney disease may increase blood levels of
this medicine, increasing the chance of side effects