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Famvir

Famvir is a prescription antiviral medication used to treat infections caused by herpes simplex viruses, including genital herpes (HSV-2) and shingles (herpes zoster). It can also treat ophthalmic zoster (shingles in the eye). Famvir is highly effective in relieving symptoms and preventing outbreaks when taken promptly, often reducing recovery time to 1-2 days.

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Dose guides: 125mg · 250mg

1
£75.99125mg · 10 pack

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Famvir 250mg product packaging

Medically reviewed by Muhammad Abdul Jalil, Superintendent Pharmacist · GPhC Reg No: 2236161

Last reviewed

Famvir: Effective Treatment for Herpes and Shingles

What is Famvir?

Famvir is a prescription antiviral medication used to treat infections caused by herpes simplex viruses, including genital herpes (HSV-2) and shingles (herpes zoster). It can also treat ophthalmic zoster (shingles in the eye). Famvir is highly effective in relieving symptoms and preventing outbreaks when taken promptly, often reducing recovery time to 1-2 days.

Available in doses of 125mg, 250mg, and 500mg, Famvir tablets provide rapid relief from symptoms such as painful blisters and itching.

How Does Famvir Work?

Famvir contains famciclovir, a prodrug that is converted into penciclovir inside the body. This active ingredient inhibits the production of a viral enzyme necessary for the herpes virus to multiply. By halting viral replication, Famvir helps the body combat the infection, easing symptoms and reducing the duration of outbreaks.

Key Benefits of Famvir

  • Fast Relief: Symptoms like blisters and itching subside within 24 hours in many cases.
  • Shorter Recovery Time: Treats outbreaks in as little as 1-2 days when taken promptly.
  • Prevention of Future Outbreaks: Can be used long-term to prevent recurring infections.
  • Effective for Multiple Conditions: Treats genital herpes, shingles, and ophthalmic zoster.

How Do I Take Famvir?

Dosage Guidelines

Your prescribed dosage depends on the condition being treated:

Shingles (Herpes Zoster)

  • For healthy immune systems: Take one 500mg tablet three times a day for 7 days.

Genital Herpes (HSV-2)

  • Initial outbreak: Take one 250mg tablet three times a day for 5 days.
  • Recurrent outbreaks: Take one 125mg tablet twice daily for 5 days or two 500mg tablets for a single day.
  • Prevention: Take 250mg twice daily for 6-12 months under medical supervision.

General Instructions

  • Take Famvir tablets with water, with or without food.
  • Drink plenty of fluids to avoid dehydration.
  • Complete the full course as prescribed, even if symptoms improve.
  • If a dose is missed, take it as soon as remembered but avoid double dosing.

Possible Side Effects of Famvir

While Famvir is generally well-tolerated, some individuals may experience mild side effects, including:

Common Side Effects

  • Headaches
  • Dizziness
  • Abdominal pain
  • Nausea or vomiting
  • Diarrhoea
  • Skin reactions

Severe Side Effects

Seek immediate medical attention if you experience:

  • Allergic reactions (e.g., swelling of the face, lips, or throat)
  • Severe skin rashes
  • Persistent dizziness or fatigue

Refer to the patient information leaflet for a complete list of potential side effects.

Who Can Take Famvir?

Famvir is suitable for most adults. However, consult your healthcare professional before use if you:

  • Have kidney or liver problems.
  • Are pregnant or breastfeeding.
  • Have a severe lactase deficiency or galactose intolerance.

Inform your healthcare professional of all medications you are taking, especially:

  • Probenecid (for gout).
  • Raloxifene (for osteoporosis).

Precautions When Using Famvir

  • Avoid sexual contact during outbreaks to prevent the spreading the herpes virus.
  • Shingles can be contagious to individuals who haven’t had chickenpox or the vaccine. Take precautions to minimise exposure.
  • Stay hydrated while taking Famvir to reduce the risk of dehydration-related side effects.

How Can I Buy Famvir Online?

You can purchase Famvir (125mg, 250mg, or 500mg) securely from Medihealth Direct. Complete a confidential online consultation, which a registered healthcare professional will review to ensure the treatment is suitable for you. Once approved, your medication will be delivered discreetly to your doorstep with free next-day delivery.

Evra Patch FAQs

What is Famvir used for?

Famvir is prescribed to treat genital herpes (HSV-2), shingles (herpes zoster), and ophthalmic zoster.

Can I buy Famvir over the counter?

No, Famvir requires a prescription from a registered healthcare professional.

Can I take Famvir and Valtrex together?

No, Famvir and Valtrex should not be taken together.

Does Famvir prevent herpes outbreaks?

Yes, Famvir can be taken daily to prevent recurrent outbreaks of genital herpes.

Can I take Famvir during pregnancy?

Consult your healthcare professional before taking Famvir if you are pregnant or breastfeeding.

How long does it take Famvir to work?

Famvir typically begins relieving symptoms within 24 hours, with most infections resolving within 1-2 days.

Is it safe to buy Famvir online?

Yes, Medihealth Direct provides genuine medications, reviewed and prescribed by licensed healthcare professionals.

Transparent pricing

The price you see is the price you pay, no hidden fees.

From
£75.99
Dose & price path
  • 125mgfrom £75.99
  • 250mg£204.99

Your prescriber sets the right strength for you. You only ever pay for the dose you're prescribed.

Pack size comparison
125mg
  • 10 pack£75.99
  • 20 pack£146.99
What's included
  • Online consultation & prescription from a UK clinician
  • Discreet, tracked deliveryRoyal Mail tracked delivery is £2.99 per order, added at checkout.
  • Ongoing clinical support from our pharmacy team

You're only charged after a prescriber approves your consultation. If it's not right for you, you're not charged.

Delivery & packaging

  • Royal Mail tracked delivery
    £2.99 per order
  • Next-day
    Order by 2pm Monday to Friday and an approved order is dispatched the same day for next-working-day delivery.
  • Packaging
    Every parcel is plain and unbranded; temperature-sensitive medicines travel in insulated cold-chain packaging at no extra cost.

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