Zovirax
Aciclovir 200mg, 400mg and 800mg tablets, used for herpes simplex and varicella zoster infection. A nucleoside analogue activated by viral enzymes.
- Category
- Antivirals
- Active ingredient
- Aciclovir
- Route
- Oral use
- Form
- Tablet
- Strengths
- 200 · 400 · 800mg
You will receive a quality generic equivalent, depending on stock.
No prescription needed: we place your order for Zovirax on your behalf.
- Conditions
- Herpes Simplex · Varicella Zoster Infection
- Therapeutic class
- Antiviral Agent
- Pharmacological class
- Nucleoside analogue
- Contraindications
- hypersensitivity to acyclovir
- Precautions and warnings
- maintain adequate hydration; use with caution in patients with renal impairment
- Minor side effects
- nausea; headache
- Moderate side effects
- fatigue; skin rash
- Dosage forms
- Tablet
- Administration route
- Oral use
- Originator
- GSK
- Onset time
- 1–2 hours
- Duration
- 4–5 hours
- Storage instructions
- Keep cool and dry.
- Drug interactions
- probenecid
- Age restrictions
- Suitable for all ages with appropriate dosing.
Serious side effects
neurological reactions, requires immediate medical attention; reversible renal impairment, requires immediate medical attention
Patient summary
Aciclovir 200mg, 400mg and 800mg tablets, used for herpes simplex and varicella zoster infection. A nucleoside analogue activated by viral enzymes.
Mechanism of action
Acyclovir is a nucleoside analogue that is phosphorylated by the viral thymidine kinase. The resulting triphosphate inhibits viral DNA polymerase, preventing viral genome replication in herpes-infected cells.
Pregnancy and breastfeeding
Pregnancy: Use only if potential benefit outweighs risk. Breastfeeding: Excreted in breast milk; use with caution.
Zovirax is a product from GSK containing the active ingredient Aciclovir, commonly used to treat Herpes Simplex and Varicella Zoster Infection. This treatment is supplied as a tablet in strengths of 200, 400, and 800mg. It assists in managing viral outbreaks by slowing virus replication, which supports healing and symptom relief for those experiencing these infections.
Buying Zovirax online
Generic Aciclovir, much of it made in India, is a significantly more affordable alternative to the original brand for expats and individuals situated far from a well-stocked pharmacy. These treatment options are best used under the care of a medical professional to ensure appropriate management of viral health.
Will I receive the original Zovirax?
No. Zovirax is the originator brand name, made by GSK, and Yasabai uses it to identify the medicine: you receive a generic with the same active ingredient (aciclovir) at the same dose, mostly a recognised Indian branded generic. The exact brand depends on stock.
How is Zovirax priced?
The price varies with strength and pack size. Zovirax comes in 200, 400 and 800mg strengths, in packs of 10 to 360 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 is Zovirax used for?
Zovirax contains aciclovir, used for herpes simplex and varicella zoster infection. Acyclovir is a nucleoside analogue that is phosphorylated by the viral thymidine kinase.
How quickly does Zovirax work?
Aciclovir usually starts to work within 1 to 2 hours, and its effect lasts about 4 to 5 hours. It varies from person to person.
What are the side effects of Zovirax?
The common side effects of aciclovir are nausea and headache. Less common ones include fatigue and skin rash. Serious but less common side effects include neurological reactions and reversible renal impairment, which need urgent medical attention.
What does Zovirax interact with?
Aciclovir can interact with probenecid. Tell your doctor or pharmacist about every medicine you take before you start Zovirax.
Can I buy Zovirax over the counter in Thailand?
Yes. In Thailand aciclovir 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 →Can I get Zovirax delivered in 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
Zovirax is the originator brand name, made by GSK. We use it here to identify the medicine only; we are not affiliated with GSK and do not ship the original Zovirax.
- You receive a generic equivalent: the same active ingredient (Aciclovir) 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.