Famvir (Famciclovir)

What is Famvir?

Do you need to treat any infections caused by certain virus types? Then you should find out more about Famvir because it’s an effective medication that treats shingles caused by herpes simplex and zoster in addition to cold sores. For patients who suffer from frequent outbreaks of genital herpes, it’s necessary to take this medicine to decrease the number of further episodes. Famvir belongs to antiviral drugs, but it can’t treat all infections because it works by reducing the length and severity of their outbreaks. Take it to heal your sores faster, eliminate itching and pain and keep new sores from their further formation. If you have a weak immune system, the use of this medicine can help you reduce the risk of having certain viruses spreading to other body parts and leading to more serious infections.


Recommendations for Use

It’s necessary to take Famvir orally, either with or without food, 2-3 times a day, and according to the recommendations of your doctor. Keep in mind that it will work best if you start using it once you notice the first signs of virus outbreaks, so that this medicine may not work well if this treatment is delayed. The right dose is always based on your individual response, overall health and a few other important aspects. Be sure to take Famvir at evenly spaced intervals and at the same time on a daily basis to get the most out of it.

Precautions and Contraindications

Before you start taking this medication, you need to tell your physician about any allergy that you have to its active ingredient and your full medical history, especially if you have certain kidney problems. In rare cases Famvir may make patients feel drowsy and dizzy, and that’s why it’s not advisable to dry a car or do other activities that require full alertness. Another important precaution is to limit alcoholic beverages. Keep in mind that this medicine may contain some lactose, so you need to talk to your doctor if you have specific medical conditions, including serious lactase deficiency, intolerance, etc. You shouldn’t do any vaccinations or immunizations while undergoing this treatment to avoid possible risks. For senior patients you can be more sensitive to the adverse effects of Famvir. Pregnant and nursing women are allowed to take it only when it’s clearly needed and after consulting your healthcare provider. Finally, before undergoing any surgery, you need to inform your doctor about all the medical products that you’re using

Drug Interactions

You should understand that they may change the effectiveness of Famvir and increase the risk of having unwanted side effects. That’s why you need to make a list of all herbal supplements, prescription and over-the-counter drugs, vitamins and supplements that you’re taking because any of them may interact with this medication.

Side Effects

This medication rarely results in developing specific adverse effects, including mild headaches, diarrhea and nausea. The great news is that most of those patients who are prescribed to take it don’t experience any unwanted symptoms. However, if you have any serious side effects, such as dizziness, changes in your urine, easy bruising, drowsiness, yellow skin, unusual mood changes, bleeding, confusion, hallucinations and others, be sure to contact your doctor at once. The use of Famvir usually doesn’t cause any allergic reaction, but if you suffer from swelling, rash, dizziness, itching and trouble breathing, you need to go to the hospital immediately.