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What happens if I miss a dose (Famvir)?
Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and take the medicine at the next regularly scheduled time. Do not take extra medicine to make up the missed dose.
What happens if I overdose (Famvir)?
Seek emergency medical attention if you think you have used too much of this medicine. Symptoms of a famciclovir overdose are unknown.
What should I avoid while taking famciclovir (Famvir)?
Herpes infections are contagious and you can infect other people, even while you are being treated with famciclovir. Avoid letting infected areas come into contact with other people. Avoid touching an infected area and then touching your eyes. Wash your hands frequently to prevent passing the infection to others.
Famciclovir will not prevent the spread of genital herpes. Avoid sexual intercourse or use a latex condom to prevent spreading the virus to others.
Famciclovir can cause side effects that may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be awake and alert.
What other drugs will affect famciclovir (Famvir)?
Before taking famciclovir, tell your doctor if you are also taking probenecid (Benemid). If you are using probenecid, you may not be able to use famciclovir, or you may need dosage adjustments or special tests during treatment.
This list is not complete and there may be other drugs that can interact with famciclovir. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.
Where can I get more information?
Your pharmacist can provide more information about famciclovir.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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