Famvir (Famciclovir) prescribed for?
Famvir (Famciclovir) is a medicine that helps treat infections caused by herpes viruses, like cold sores, genital herpes, and shingles. It doesn’t cure herpes, but it helps reduce symptoms, makes outbreaks heal faster, and can make them happen less often. Famvir is used to treat both new and repeat outbreaks, and doctors may also prescribe it to help prevent future outbreaks.
Famvir (Famciclovir) Information
How does Famvir (Famciclovir) work?
Take this medicine by mouth, with or without food, as your doctor has told you. Usually, it's taken 2 to 3 times a day.
For best results, start taking it as soon as you notice symptoms, as your doctor advises. It may not work as well if you wait to start.
The amount you need depends on your condition and how you respond to the treatment.
To get the best effect, keep a steady level of the medicine in your body. Take it at the same times each day, spaced out evenly, to help you remember.
Keep taking it until you've finished the full amount prescribed. Don’t change the dose, skip any doses, or stop early unless your doctor says it's okay.
Let your doctor know if your symptoms last or get worse. Read the Patient Information Leaflet from your pharmacist before starting famciclovir and with each refill. If you have any questions, ask your doctor or pharmacist.
Famvir (Famciclovir) drug interactions
The list provided below includes drugs that are recognized to interact with Famvir (Famciclovir). However, it is important to note that this is not an exhaustive compilation of all potential drug interactions.
- Digitoxin
- Pemetrexed
- Entecavir
- Cladribine
- Probenecid
To ensure your safety and prevent any adverse interactions, it is crucial to disclose all of your current medications, including prescription medications and OTC products, to your doctor. They will assess the potential interaction and determine whether it is beneficial to use both drugs together or if adjustments need to be made to your treatment plan.
Side effects of Famvir (Famciclovir)?
Some known side effects of Famvir (Famciclovir) Tabs. This is not a complete list and includes frequently reported adverse events.
- Flatulence
- Dizziness
- Fatigue
- Rash
- Jaundice
- Hives
- Headache
- Redness of skin
- Numbness or tingly feeling
- Depression
- Back pain
- Dyspepsia
- Diarrhea
- Confusion
- Palpitations
- Nausea
If you encounter any indications or symptoms of severe side effects while taking this medication, it is important to consult your doctor or seek immediate medical attention.
Please inform your doctor about any side effects you experience. If you find these side effects difficult to manage, contact your doctor for medical advice.
What is the recommended dosage for Famvir?
The recommended dosage of Famvir (Famciclovir) varies based on the condition being treated. For shingles (herpes zoster), adults typically take 500 mg three times daily for seven days. For genital herpes, the usual dose for an initial outbreak is 250 mg three times daily for seven to ten days. For recurrent outbreaks of genital herpes, it may be taken as a single 1000 mg dose or 125 mg twice daily for five days. For herpes outbreaks in people with HIV, the recommended dose is 500 mg twice daily for seven days. Dosage can vary depending on individual factors like kidney function, so it’s essential to follow the prescription provided by a healthcare provider.
How much does Famvir cost in Canada?
Famvir 125mg Tablet cost in Canada
- 10 tabs - $85.51 USD ($8.55 per tabs)
- 20 tabs - $128.94 USD ($6.45 per tabs)
- 30 tabs - $176.21 USD ($5.87 per tabs)
- 40 tabs - $222.59 USD ($5.56 per tabs)
- 50 tabs - $268.52 USD ($5.37 per tabs)
- 60 tabs - $320.26 USD ($5.34 per tabs)
- 90 tabs - $454.32 USD ($5.05 per tabs)
Please scroll up to view the exact pricing for each product, available in different strengths for both brand and generic options.
How much does Generic Famciclovir cost in Canada?
Famciclovir 125mg Tablet cost in Canada
- 30 tabs - $89.76 USD ($2.99 per tabs)
- 60 tabs - $129.76 USD ($2.16 per tabs)
- 90 tabs - $152.16 USD ($1.69 per tabs)
Please scroll up to view the exact pricing for each product, available in different strengths for both brand and generic options.
Famvir (Famciclovir) FAQs
How long does it take for Famvir to start working?
Famvir usually starts working within a few hours after you take it. However, it may take a couple of days for you to feel the full effects, especially if you're treating a virus like herpes. Make sure to follow your doctor's instructions for the best results.
How long does it take for Famvir to start working?
Famvir usually starts working within a few hours after you take it. However, it may take a couple of days for you to feel the full effects, especially if you're treating a virus like herpes. Make sure to follow your doctor's instructions for the best results.
Is Famvir safe for children?
Famvir is generally not recommended for children under the age of 18. For older children, it can be prescribed, but the safety and dosage depend on the specific condition being treated. Always consult a doctor for advice about using Famciclovir in children.
Can Famvir cause allergic reactions?
Yes, Famvir (famciclovir) can cause allergic reactions in some individuals. Symptoms of an allergic reaction may include rash or hives, itching, swelling of the face, lips, or throat, and difficulty breathing. If you experience any of these symptoms after taking Famvir, it is important to seek medical attention immediately. Always inform your doctor about any allergies you have before starting the medication to ensure your safety.
Can Famvir help with recurrent genital herpes?
Yes, Famvir can help with recurrent genital herpes. It is an antiviral medication that reduces the severity and duration of herpes outbreaks. It can also help prevent future outbreaks if taken regularly as prescribed by a doctor. Always consult your healthcare provider for advice tailored to your specific situation.
Can Famvir affect kidney function?
Yes, Famvir (famciclovir) may affect kidney function. It is primarily processed by the kidneys, so if someone has kidney problems, it may lead to higher levels of the medication in the body, which can increase the risk of side effects. It's important to talk to a doctor if you have kidney issues before taking Famvir.
Can Famvir be used for other viral infections?
Famvir (famciclovir) is mainly used for herpes viruses, like genital herpes and shingles. It is not usually used for other viral infections, such as the flu or colds. If you have questions about a specific viral infection, it's best to consult your doctor.