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Zovirax 200 Tablet

Written By Dr. Sakshi Jain, MS, BDS
Reviewed By Dr. Rajeev Sharma, MBA, MBBS
Last updated on 01 Nov 2025 | 04:13 PM (IST)
Zovirax 200 Tablet is an antiviral medicine. It helps in treating viral infections like herpes labialis, herpes simplex, shingles, genital herpes infection, and chickenpox. It prevents the multiplication of virus in human cells and therefore helps in clearing the infection.
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Zovirax 200 Tablet
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Herpifine 200mg Tablet
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General Information

Contains

Acyclovir (200mg)

Marketer

Glaxo SmithKline Pharmaceuticals Ltd

Storage

Store below 25°C
The content is shown in English
Zovirax 200 Tablet image
Zovirax 200 Tablet image
Zovirax 200 Tablet image
Zovirax 200 Tablet image
Zovirax 200 Tablet image
Zovirax 200 Tablet image
Zovirax 200 Tablet image

Product introduction

Zovirax 200 Tablet should be taken in the dose and duration as advised by your doctor. Do not skip any doses and finish the full course of treatment even if you feel better. Dissolve it in a glass of water before taking it. It may be taken with or without food, but it is better to take it at a fixed time. If you miss a dose, 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. You should drink plenty of water while on treatment with this medicine, as it helps to prevent dehydration and kidney damage.

Some side effects of this medicine include headache, dizziness, vomiting, nausea, fatigue, and fever. Inform your doctor if these side effects do not resolve or persist for a longer duration. 


Zovirax 200 Tablet should be used with caution in people with kidney problems, dehydration, or weakened immune systems. It is contraindicated in those allergic to this medicine or similar medicines. Drink plenty of water during treatment to protect kidney function. Please consult your doctor if you are pregnant, planning to conceive, or breastfeeding.

Uses of Zovirax Tablet

Benefits of Zovirax Tablet

Genital herpes infection
Genital herpes is a viral infection that causes painful blisters or sores in the genital area. Zovirax 200 Tablet helps reduce the severity and duration of these outbreaks by controlling the growth of the virus. It also helps relieve pain, itching, and discomfort while promoting faster healing.
Chickenpox
Chickenpox causes itchy blisters, fever, and tiredness, mainly in children. Zovirax 200 Tablet helps control the spread of the virus, reduces the number of blisters, and speeds up recovery. It also lowers the risk of complications, helping the child feel better sooner.
Herpes Simplex Virus Infections
Herpes simplex infections can cause cold sores, blisters, or painful skin lesions. Zovirax 200 Tablet works by stopping the virus from multiplying, helping reduce symptoms like pain and itching. It also shortens healing time and prevents new sores from forming.
Herpes labialis
Herpes labialis, commonly known as cold sores, causes painful blisters around the lips and mouth. Zovirax 200 Tablet helps stop the virus from multiplying, which reduces pain, burning, and itching. It also speeds up healing and helps prevent the formation of new sores.
Shingles
Shingles is a viral infection that causes a painful rash. Zovirax 200 Tablet can shorten the length and severity of shingles. It is most effective if you start taking it as soon as possible after the rash appears. Keeping the immune system healthy is the best way to prevent shingles. Maintaining good hygiene is another way of preventing shingles.

Side effects of Zovirax Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them
Common side effects of Zovirax
  • Vomiting
  • Rash
  • Nausea
  • Dry skin
  • Burning sensation
  • General discomfort
  • Itching
  • Urticaria
  • Inflammation of vein
  • Dry lips
  • Skin peeling

How to use Zovirax Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Zovirax 200 Tablet may be taken with or without food, but it is better to take it at a fixed time.

How Zovirax Tablet works

Zovirax 200 Tablet is an antiviral medication. It prevents the multiplication of virus in human cells. This stops the virus from producing new viruses and clears up your infection.

All substitutes for Zovirax 200 Tablet

For information purposes only. Consult a doctor before taking any medicine.

Herpifine 200mg Tablet

by Morepen Laboratories Ltd
₹7.43/tablet
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<h3 class=bodySemiBold>Herpifine 200mg Tablet</h3>

Herpex 200mg Tablet

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₹6.94/tablet
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<h3 class=bodySemiBold>Herpex 200mg Tablet</h3>

Herperax Tablet

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<h3 class=bodySemiBold>Herperax Tablet</h3>

Alovir 200mg Tablet

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Ridoherp 200mg Tablet

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Quick tips

  • 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.

Safety advice

Alcohol

Alcohol

CONSULT YOUR DOCTOR
It is not known whether it is safe to consume alcohol with Zovirax 200 Tablet. Please consult your doctor.
Pregnancy

Pregnancy

CONSULT YOUR DOCTOR
Zovirax 200 Tablet is unsafe to use during pregnancy as there is definite evidence of risk to the developing baby. However, the doctor may rarely prescribe it in some life-threatening situations if the benefits are more than the potential risks. Please consult your doctor.
Breast feeding

Breast feeding

CONSULT YOUR DOCTOR
Zovirax 200 Tablet is probably unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby.
Driving

Driving

UNSAFE
Zovirax 200 Tablet may decrease alertness, affect your vision or make you feel sleepy and dizzy. Do not drive if these symptoms occur.
Kidney

Kidney

CAUTION
Zovirax 200 Tablet should be used with caution in patients with kidney disease. Dose adjustment of Zovirax 200 Tablet may be needed. Please consult your doctor.
It is advisable to drink plenty of water while you are taking this medicine.
Liver

Liver

CAUTION
Zovirax 200 Tablet should be used with caution in patients with liver disease. Dose adjustment of Zovirax 200 Tablet may be needed. Please consult your doctor.

Interaction with drugs

Taking Zovirax with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Severe

Tenofovir disoproxil fumarate (Oral Route)

Do not consume Tenofovir disoproxil fumarate with Acyclovir. If concurrent use is essential, your doctor may monitor your kidney function closely.
Severe

Tacrolimus (Oral Route)

If concurrent use is essential, your doctor may monitor your tacrolimus levels, potassium levels and kidney function closely. They may adjust the doses as per the observations.
Severe

Ciclosporin (Oral Route)

Caution is advised when taking Ciclosporin with Acyclovir. Your doctor may closely monitor the effects of Acyclovir if used concurrently with Ciclosporin and adjust the dose if needed. Acyclovir may raise blood levels of Ciclosporin.
Severe

Ciclosporin (Injection Route)

Caution is advised when taking Ciclosporin with Acyclovir. Your doctor may closely monitor the effects of Acyclovir if used concurrently with Ciclosporin and adjust the dose if needed. Acyclovir may raise blood levels of Ciclosporin.
Moderate

Ceftriaxone (Injection Route)

Talk to your doctor if you notice any unusual symptoms.Doctor may monitor your kidney function.

Frequently asked questions

Zovirax 200 Tablet is an antiviral medicine effective against herpes simplex and varicella zoster viruses. It does not cure infections caused by these viruses but helps to minimize the symptoms and shorten the duration of infection. It does not remove the viruses from the body but prevents the viruses from dividing and spreading.
No, you can infect other people, even while you are being treated with Zovirax 200 Tablet. Herpes infections are contagious, so avoid letting infected areas come into contact with other people. Avoid touching your eyes after touching an infected area. Wash your hands frequently to prevent transmitting the infection to others. You should practice safe sex by using condoms. You should not have sex if you have genital sores or blisters.
Serious side effects are rare, but if you experience them, you should seek medical advice right away. These rare side effects include hives, blistering or peeling rash, yellow skin or eyes, unusual bruising or bleeding, loss of consciousness, fits, difficulty in breathing, hallucinations and swelling of the face, tongue, lips or throat.
Older adults (over age 65 years) tend to experience more side effects when taking Zovirax 200 Tablet. The reason being, their kidneys do not flush the drug out of their system as quickly as a younger person’s kidneys would do. Elderly patients should drink plenty of water while taking Zovirax 200 Tablet, and their kidney function should be monitored. These patients should be given a lower dose and should be monitored for neurological problems.
Accidental, repeated overdoses of oral Zovirax 200 Tablet over several days have resulted in nausea, vomiting, confusion and headache. Consult your doctor in case of overdose.
Patients with advanced HIV disease or patients with an impaired immunity have reported resistance to Zovirax 200 Tablet. If you are not responding to Zovirax 200 Tablet, the possibility of drug resistance should be checked.
Hair loss is an uncommon side effect of Zovirax 200 Tablet. It stops when the medicine is discontinued.
Zovirax 200 Tablet is an antiviral medicine effective against herpes simplex and varicella zoster viruses. It does not cure infections caused by these viruses but helps to minimize the symptoms and shorten the duration of infection. It does not remove the viruses from the body but prevents the viruses from dividing and spreading.
No, you can infect other people, even while you are being treated with Zovirax 200 Tablet. Herpes infections are contagious, so avoid letting infected areas come into contact with other people. Avoid touching your eyes after touching an infected area. Wash your hands frequently to prevent transmitting the infection to others. You should practice safe sex by using condoms. You should not have sex if you have genital sores or blisters.
Serious side effects are rare, but if you experience them, you should seek medical advice right away. These rare side effects include hives, blistering or peeling rash, yellow skin or eyes, unusual bruising or bleeding, loss of consciousness, fits, difficulty in breathing, hallucinations and swelling of the face, tongue, lips or throat.
Older adults (over age 65 years) tend to experience more side effects when taking Zovirax 200 Tablet. The reason being, their kidneys do not flush the drug out of their system as quickly as a younger person’s kidneys would do. Elderly patients should drink plenty of water while taking Zovirax 200 Tablet, and their kidney function should be monitored. These patients should be given a lower dose and should be monitored for neurological problems.
Accidental, repeated overdoses of oral Zovirax 200 Tablet over several days have resulted in nausea, vomiting, confusion and headache. Consult your doctor in case of overdose.
Patients with advanced HIV disease or patients with an impaired immunity have reported resistance to Zovirax 200 Tablet. If you are not responding to Zovirax 200 Tablet, the possibility of drug resistance should be checked.
Hair loss is an uncommon side effect of Zovirax 200 Tablet. It stops when the medicine is discontinued.

Fact Box

Chemical Class

Nucleoside analog

Habit Forming

No

Therapeutic Class

ANTI INFECTIVES

Action Class

Antiviral Agents (Non-HIV)

Related lab tests

Herpes Simplex Virus 1 DNA PCR

Herpes Simplex Virus 1 IgG

Herpes Simplex Virus 2 DNA PCR

Herpes Simplex Virus 2 IgG

Herpes Simplex Virus 2 IgM

Varicella Zoster IgG

Varicella Zoster IgM

References

  1. Acosta EP, Flexner C. Antiviral Agents (Nonretroviral). In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman’s: The Pharmacological Basis of Therapeutics. New York, New York: McGraw-Hill Medical; 2011. pp. 1594-1600.
  2. Safrin S. Antiviral Agents. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. pp. 846-47.
  3. Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. pp. 18-22.
  4. Aciclovir. Hayes, UK: Ranbaxy (UK) Limited a Sun Pharmaceutical Company; 2007 [revised 15 Aug. 2018]. [Accessed 29 Jan. 2019] (online) Available from:
  5. Chaves RG, Lamounier JA. Breastfeeding and maternal medications. J Pediatr (Rio J). 2004;80(5 Suppl):S189-98. [Accessed 29 Mar. 2019] (online) Available from:
  6. Acyclovir [Prescribing Information]. Research Triangle Park, NC: GlaxoSmithKline; 2005. [Accessed 25 Jul. 2024] (online) Available from:
  7. Acyclovir [Prescribing Information]. München, Germany: DENK PHARMA GmbH & Co. KG; 2019. [Accessed 21 Oct. 2025] (online). Available from:
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User feedback

Thrice A Day
47%
Twice A Day
26%
Once A Day
14%
Four Times A Day
8%
Thrice A week
4%
Genital herpes infection
50%
Herpes simplex virus infections
38%
Others
12%
Average
67%
Poor
33%
No Side Effect
100%
With food
100%
Expensive
67%
Average
33%
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Disclaimer

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

Marketer details

Name: Glaxo SmithKline Pharmaceuticals Ltd
Address: Dr. Annie Besant Road, Mumbai - 400 030

Vendor Details

Country of origin: India
A licensed vendor partner from your nearest location will deliver Zovirax 200 Tablet. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.

In case of any issues, contact us

Email ID: [email protected]
Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India

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