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Prescription requiredGlaxo Smithkline PharmaAntiviral

Zovirax 800 mg Tablet

Acyclovir (800mg)

₹202In stock
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Delivered across India. ₹49 delivery, free above ₹999.

This medicine needs a prescription.

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Zovirax 800 mg Tablet is used for treatment of herpes zoster (shingles), treatment of herpes simplex infections (including genital herpes) including recurrent episodes and suppression, treatment/prevention of varicella (chickenpox) in certain patients as prescribed, prophylaxis of herpes infections in immunocompromised patients (as directed by doctor).

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Key details

Salt: Acyclovir (800mg)
Available variants: tablet 800 mg 5`S
Price: ₹202 (₹40.48 per tablet)
Prescription: Required
Manufacturer: GLAXO SMITHKLINE PHARMA

Ordering notes

Orders placed before 2 pm ship the same day, later ones the next day, every day of the week. Chennai: next-day delivery by Porter, ₹99 (free above ₹1,499). Learn more
Returns & refunds: orders can be cancelled before dispatch; after dispatch, returns depend on the item category. Read the full policy

Zovirax 800 mg Tablet in Bangladesh

1 brand registered in Bangladesh with the same salt, strength and form.

  • Acerux 800 mgOpsonin Pharma Limited

Brand names differ between countries. Ask a pharmacist or your doctor in Bangladesh before switching. We don't sell or ship these brands. Source: Directorate General of Drug Administration, Bangladesh.

Compare medicine alternatives

Medicines with the same active ingredient and strength as Zovirax 800 mg Tablet.

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Zovirax 800 mg Tablet

tablet - 800 mg - 5 S

₹202

₹40.48 per tablet

Compare all substitutes
Same salt, different brand — what does that mean?

A substitute contains the same active ingredient (salt), in the same strength, as Zovirax 800 mg Tablet. The brand name, manufacturer, inactive ingredients and price can differ, and so can release form, so a substitute is not automatically interchangeable.

All medicines sold in India, branded or generic, must meet the quality standards set by the national drug regulator (CDSCO). A lower price does not mean lower quality.

Please confirm with your doctor or pharmacist before switching brands — they will check that the strength and form match your prescription.

Composition of Zovirax 800 mg Tablet

Zovirax 800 mg Tablet contains Acyclovir (800mg). It belongs to the Antiherpes antiviral (nucleoside analogue) class of medicines.

Uses of Zovirax 800 mg Tablet

Treatment of herpes zoster (shingles), treatment of herpes simplex infections (including genital herpes) including recurrent episodes and suppression, treatment/prevention of varicella (chickenpox) in certain patients as prescribed, prophylaxis of herpes infections in immunocompromised patients (as directed by doctor).

Benefits of Zovirax 800 mg Tablet

In Viral infection
Zovirax stops the virus multiplying so the infection is shorter and milder. It works best when started as early as possible.
In Herpes and shingles
Zovirax speeds the healing of herpes or shingles blisters, eases the pain and lowers the chance of nerve pain lingering after shingles.
In Influenza
Zovirax shortens a bout of flu and reduces its severity when started within the first days of symptoms.
In Chronic viral hepatitis
Zovirax keeps hepatitis B or C virus suppressed, protecting the liver from ongoing damage and, for some, clearing the infection.

How Zovirax 800 mg Tablet works

Acyclovir is an antiviral that is converted to its active form inside virus-infected cells. It inhibits viral DNA polymerase and terminates viral DNA chain elongation, thereby preventing replication of herpes viruses and reducing severity and duration of symptoms.

How to take Zovirax 800 mg Tablet

Tablet for oral use. Take exactly as prescribed; start treatment as early as possible after symptom onset. Swallow with water; can be taken with or without food. Maintain good hydration during therapy. Dose and duration depend on indication (e.g., shingles/genital herpes) and kidney function.

Take it exactly as your doctor prescribed. Do not change the dose or stop early on your own.

Missed dose and overdose

If you miss a dose

If you miss a dose of Zovirax 800 Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.

If you take too much

An overdose of this medicine can cause confusion, kidney injury and fits. Do not wait for symptoms to appear — go to the nearest emergency department and take the pack or strip with you.

Side effects of Zovirax 800 mg Tablet

Most side effects of Zovirax are mild and settle as the body gets used to the medicine. The ones reported most often are:

  • nausea
  • vomiting
  • diarrhoea
  • abdominal pain
  • headache
  • dizziness
  • fatigue
  • rash
  • itching

Stop the medicine and get help at once for a rash, swelling of the face or lips, wheezing or difficulty breathing. Tell your doctor about any side effect that persists or worries you.

Safety advice for Zovirax 800 mg Tablet

AlcoholCAUTION
Use with caution (no direct interaction known; alcohol may worsen dehydration and symptoms)
PregnancyCAUTION
Consult doctor (use with caution; generally used when benefits outweigh risks)
Breast feedingCONSULT YOUR DOCTOR
Consult your doctor before using this while breastfeeding.
DrivingCONSULT YOUR DOCTOR
Ask your doctor whether it is safe for you to drive on this medicine.
KidneyCONSULT YOUR DOCTOR
Consult your doctor if you have kidney disease.
LiverCONSULT YOUR DOCTOR
Consult your doctor if you have liver disease.

Warnings and precautions

Use with caution in kidney disease/elderly; dose adjustment may be required to reduce risk of kidney and nervous system side effects. Ensure adequate fluid intake. Seek medical help for signs of allergic reaction (rash, swelling, breathing difficulty). May cause dizziness—avoid driving if affected. Genital herpes can still be transmitted; use safe sex measures. In immunocompromised patients, use only under specialist advice.

Do not take Zovirax if

Not for anyone with a known allergy to this medicine or to any ingredient in the pack.

Interactions with other medicines

Probenecid (may increase acyclovir levels), cimetidine (may increase levels), other nephrotoxic medicines such as aminoglycosides, amphotericin B, ciclosporin, tacrolimus, high-dose NSAIDs (increased risk of kidney toxicity), mycophenolate mofetil (increased exposure of acyclovir metabolites).

How to store Zovirax 800 mg Tablet

Store below 25°C in a dry place, protected from moisture and direct light. Keep out of reach of children.

Quick tips for Zovirax 800 mg Tablet

  • Do not skip any doses and finish the full course of treatment even if you feel better.
  • Drink plenty of water while on treatment with this medicine.
  • This helps to prevent dehydration and kidney damage.
  • If you have genital herpes, use barrier methods (condoms) for contraception and avoid sexual contact while the sores are present.
  • Inform your doctor if you are pregnant or planning to conceive or breastfeeding.

People taking Zovirax are often asked to check these from time to time. Your doctor decides which and how often.

Manufacturer and class

Manufacturer:
GLAXO SMITHKLINE PHARMA
Therapeutic class:
Antiviral
Drug class:
Antiherpes antiviral (nucleoside analogue)
Chemical class:
Hypoxanthines

Substitutes for Zovirax 800 mg Tablet

Medicines with the same active ingredient (Acyclovir (800mg)). Ask your doctor or pharmacist before switching brands.

MedicinePackPricevs Zovirax 800 mg Tablet
Ocuvir 800 DT TabletFDC Ltdtablet · 5`S₹202same price
Zoster 800 mg Tablettablet · 1X10₹2209% more
Herpicute 800DT TabletBIOCUTE LIFE CAREtablet · 10`S₹32360% more
Herperax 800 TabletMICRO LABStablet · 10`S₹33164% more
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Zovirax 800 mg Tablet FAQs

What is Zovirax 800 mg Tablet used for?
Zovirax 800 mg Tablet is commonly used for Treatment of herpes zoster (shingles), treatment of herpes simplex infections (including genital herpes) including recurrent episodes and suppression, treatment/prevention of varicella (chickenpox) in certain patients as prescribed, prophylaxis of herpes infections in immunocompromised patients (as directed by doctor). Always follow your doctor's advice, this information is for educational purposes and not a substitute for professional medical guidance.
What are the benefits of Zovirax 800 mg Tablet?
Viral infection: Zovirax stops the virus multiplying so the infection is shorter and milder. It works best when started as early as possible. It is also used for herpes and shingles, influenza, chronic viral hepatitis.
What is the salt in Zovirax 800 mg Tablet?
Zovirax 800 mg Tablet contains Acyclovir (800mg). If you are allergic to any of these active ingredients or excipients, do not take this medicine and speak to your doctor first.
How should I take Zovirax 800 mg Tablet?
Tablet for oral use. Take it exactly as prescribed; do not change the dose or stop early without talking to your doctor.
How does Zovirax 800 mg Tablet work?
Acyclovir is an antiviral that is converted to its active form inside virus-infected cells.
Is Zovirax 800 mg Tablet a prescription medicine?
Yes. Zovirax 800 mg Tablet is a prescription-only (Rx) medicine. Upload a valid prescription from a registered medical practitioner during checkout. We cannot dispense it without a valid Rx.
What are the common side effects of Zovirax 800 mg Tablet?
The side effects reported most often with Zovirax are nausea, vomiting, diarrhoea, abdominal pain, headache. Most are mild and settle as the body adjusts; tell your doctor if any of them persist or worry you, and stop the medicine and seek help at once for a rash, swelling of the face or lips, or difficulty breathing.
Can Zovirax 800 mg Tablet be taken during pregnancy?
Zovirax 800 mg Tablet should be used with caution in pregnancy. Always tell your doctor if you are pregnant, planning a pregnancy or breastfeeding before starting Zovirax.
Can I drink alcohol while taking Zovirax 800 mg Tablet?
Limit alcohol while taking Zovirax 800 mg Tablet; it can worsen the side effects.
What if I miss a dose of Zovirax 800 mg Tablet?
If you miss a dose of Zovirax 800 Tablet, take it as soon as possible.
Is Zovirax 800 mg Tablet habit forming?
No. Zovirax 800 mg Tablet is not known to be habit forming when taken as prescribed.
How much does Zovirax 800 mg Tablet cost on PingMeDoc Pharmacy?
Zovirax 800 mg Tablet starts at ₹202 on PingMeDoc Pharmacy. Available in tablet 800 mg 5`S. Final price is confirmed at checkout and may vary by variant and location.
Who manufactures Zovirax 800 mg Tablet?
Zovirax 800 mg Tablet is manufactured by GLAXO SMITHKLINE PHARMA. PingMeDoc Pharmacy sources medicines only from licensed manufacturers and distributors.
How is Zovirax 800 mg Tablet delivered?
Zovirax 800 mg Tablet is delivered across India from our licensed pharmacy. Orders placed before 2 pm ship the same day, later ones the next day, every day of the week. Chennai: next-day delivery by Porter, ₹99 (free above ₹1,499). Enter your pincode on the page to see the date it reaches you.

Zovirax 800 mg Tablet, Quick facts

Salt
Acyclovir (800mg)
Form
tablet
Price
₹202 (₹40.48 per tablet)
Prescription
Required (Rx)
Schedule
Schedule H
Brand
GLAXO SMITHKLINE PHARMA
Manufacturer
GLAXO SMITHKLINE PHARMA
Therapeutic class
Antiviral
Drug class
Antiherpes antiviral (nucleoside analogue)
Chemical class
Hypoxanthines
Action class
Antiviral Agents (Non-HIV)
Habit forming
No
Variants
tablet 800 mg 5`S
Delivery
Standard across India

References

Compiled from the manufacturer's prescribing information and the sources below, and reviewed by a registered pharmacist. It does not replace your own doctor's advice.

  1. Manufacturer labeling/pack insert, established medical literature (antiviral/acyclovir monographs)
  2. Indian drug information references
  3. Central Drugs Standard Control Organisation (CDSCO), Ministry of Health & Family Welfare, Government of India, approved drug and schedule listings.
  4. National List of Essential Medicines (NLEM) 2022, Government of India.
  5. Manufacturer's package insert / prescribing information for Zovirax 800 mg Tablet.
  6. World Health Organization, ATC/DDD classification and Model Formulary for the active ingredient.

Next steps

Safety disclaimer

Product information is for general awareness and does not replace professional medical advice. Always follow a clinician's guidance and upload a valid prescription when required.