Famvir
Famciclovir 250mg and 500mg film-coated tablets, used for herpes zoster, herpes simplex and genital herpes. A prodrug of penciclovir.
- Category
- Antivirals
- Active ingredient
- Famciclovir
- Route
- Oral use
- Form
- Film-coated tablet
- Strengths
- 250 · 500mg
You will receive a quality generic equivalent, depending on stock.
No prescription needed: we place your order for Famvir on your behalf.
- Conditions
- Herpes Zoster · Herpes Simplex · Genital Herpes
- Therapeutic class
- Antiviral
- Pharmacological class
- Nucleoside Analogue
- Contraindications
- hypersensitivity to famciclovir
- Precautions and warnings
- dosage adjustment required in renal impairment; maintain adequate hydration
- Minor side effects
- headache; nausea
- Moderate side effects
- dizziness; abdominal discomfort
- Dosage forms
- Film-coated tablet
- Administration route
- Oral use
- Originator
- Novartis
- Onset time
- 24–48 hours
- Duration
- varies by indication
- Storage instructions
- Store below 30°C.
- Drug interactions
- probenecid
- Age restrictions
- Use with caution in elderly.
- Pregnancy and breastfeeding
- Pregnancy: Use only if indicated. Breastfeeding: Use with caution.
Serious side effects
hallucinations, requires immediate medical attention; jaundice, requires immediate medical attention
Patient summary
Famciclovir 250mg and 500mg film-coated tablets, used for herpes zoster, herpes simplex and genital herpes. A prodrug of penciclovir.
Mechanism of action
Famciclovir is the prodrug of penciclovir, which inhibits viral DNA polymerase, thereby interrupting viral DNA synthesis and replication. This stops the virus from multiplying, allowing the body to manage the infection.
Famvir is the original brand of Famciclovir, an antiviral indicated for the management of Herpes Zoster, Herpes Simplex and Genital Herpes. This medication is supplied as a tablet in 250mg and 500mg strengths. Patients often prefer this established formulation for its consistent therapeutic performance during viral outbreaks.
Buying Famvir online
Accessing branded antiviral medication can be a challenge for expats and residents in areas with limited supply. As generic Famciclovir is often significantly more affordable than the Novartis original, it offers a practical alternative for those seeking consistent treatment. This medication is best used under the guidance of a physician.
Is Famvir the original brand?
Yes, Famvir is the originator brand name, made by Novartis. Yasabai uses it to identify the medicine; what you receive is a generic with the same active ingredient (famciclovir) at the same dose, mostly a recognised Indian branded generic. The exact brand depends on stock.
What is the price of Famvir?
The price varies with strength and pack size. Famvir comes in 250 and 500mg strengths, in packs of 10 to 120 tablets, and the price per tablet for every option is shown above, in US dollars or the currency you choose. Larger packs cost less per tablet. Paying with Bitcoin or Ethereum gives you an extra 10% off.
What does Famvir treat?
Famvir contains famciclovir, used for herpes zoster, herpes simplex and genital herpes. Famciclovir is the prodrug of penciclovir, which inhibits viral DNA polymerase, thereby interrupting viral DNA synthesis and replication.
How quickly does Famvir work?
Famciclovir usually starts to work within 24 to 48 hours. How quickly it works can differ from one person to another.
Does Famvir have side effects?
Yes. The common side effects of famciclovir are headache and nausea. Less common ones include dizziness and abdominal discomfort. Serious but less common side effects include hallucinations and jaundice, which need urgent medical attention.
What does Famvir interact with?
Famciclovir can interact with probenecid. Tell your doctor or pharmacist about every medicine you take before you start Famvir.
Can I buy Famvir over the counter in Thailand?
Yes. In Thailand famciclovir is sold by pharmacists without a prescription, and Yasabai does not ask for one either. We are an online store, not a dispensing pharmacy; we arrange your order and delivery on your behalf.
Ordering without a prescription →Do you deliver Famvir to Thailand?
Yes. Our pharmacy partners ship from India to Thailand and across Asia in discreet packaging. Standard Airmail takes up to 3 weeks; Express Tracked Courier takes up to 1 week.
How ordering works →What you will receive
Famvir is the originator brand name, made by Novartis. We use it here to identify the medicine only; we are not affiliated with Novartis and do not ship the original Famvir.
- You receive a generic equivalent: the same active ingredient (Famciclovir) at the same dose, mostly recognised Indian branded generics from vetted manufacturers.
- The exact brand supplied depends on what is in stock at the dispatching warehouse.
- A regulated generic matches the original ingredient for ingredient by legal standard.