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Population pharmacokinetics of intravenous acyclovir in preterm and term infants. Patients should be advised to avoid unnecessary rubbing of the affected area to avoid aggravating or transferring the infection. An updated review of its Zovirax activity, pharmacokinetic properties and therapeutic efficacy". Zidovudine : Although administered often with aciclovir in HIV patients, neurotoxicity has been reported in at least one patient who presented with extreme drowsiness and lethargy 30—60 days after receiving IV aciclovir; symptoms resolved when aciclovir was discontinued. Ranbaxy Australia Pty Ltd. This is the active ingredient. If you get any of the cream in your eyes wash it out with plenty of cool water. It is essential for patients to consult with their health care provider regarding all prescription and over the counter medications they take prior to initiation of treatment with acyclovir to avoid potentially dangerous drug interactions. According to Zovirxx prescribing information for Zovirax, the brand-name equivalent of acyclovir, the most frequently reported gastrointestinal adverse reactions reported by patients during clinical trials for any indication included nausea, vomiting and diarrhea. However, after oral administration of ZOVIRAX, acyclovir concentrations have been documented in breast milk in two women and ranged from 0. December Instructions for Use Treatment should be initiated at the earliest sign or symptom of recurrence. Actavis UK Ltd. The table below contains some of the more common ones associated with aciclovir. Do not treat it yourself with Zovirax Cream unless your Zovirax tells you to. General Patients should be informed that ZOVIRAX Cream is a prescription topical cream for the treatment of cold sores recurrent herpes labialis that occur on the face and lips. Administration Slow IV Infusion over 1 hour Ensure patient is well hydrated before and during administration. If you're being sick, try small, frequent sips of water to avoid dehydration. What can I do if the treatment is not working? Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Do not take extra medicine to make up the missed dose. Antiviral agent which is highly active in vitro against herpes simplex types 1 and 2 and varicella zoster viruses. Mechanisms of resistance in HSV include deficient viral thymidine kinase; and mutations to viral thymidine kinase or DNA polymerase, Zovorax substrate sensitivity. Bibcode : PNAS If any of Zovriax side-effects bother you, tell your Zkvirax. Updated January Please read our disclaimer. Will it affect my fertility? If the infection gets worse Zovidax any time or the Zovirax still has Zocirax healed after 10 days, speak to your doctor. Cold sore cream If your cold sore has not healed after 4 days, you can carry on using the cold sore cream for another 5 days. When orally administered, peak plasma concentration occurs after 1—2 hours. Do not take this medicine in larger or smaller amounts or for longer than recommended. Zovirax cream works best if you start using it as early as possible. But if aciclovir makes you get sick or have severe diarrhoea 6 to 8 watery poos in 24 hours for more than 24 hours, your contraceptive pills may not protect you from pregnancy. Burroughs Mahlon Kline John K. The dose size of acyclovir ointment for each application may vary depending on the size of the lesion area. Zovirax Cold Sore Cream is uniquely formulated to maximise penetration, to effectively fight the virus that causes cold sores Find out more. Resistant viral strains may emerge during long term therapy. Paracetamol is safe to take with aciclovir if you need a painkiller. Tablets Zovlrax liquid If you're not feeling better after you finish your prescribed course of aciclovir, tell your doctor. Do not keep out-of-date or unwanted medicines. I am on my 5th lot of acyclovir, Zovirax with mg per day, increasing to 2, per day and 2 weeks ago was prescribed mg per day for 21 days. Updated December 3, Acyclovir mg-TEV, blue, capsule. Aciclovir for viral infections Zovirax In this article About aciclovir Before taking aciclovir How to take aciclovir Getting the most from your treatment Can aciclovir cause problems? You should take acyclovir exactly as directed by your doctor. Neonatal varicella zoster infections.

Zovirax - sorry, that

Acyclovir mg-NOV, blue, worth. Valtrex comes in pill form and is a prodrug of acyclovir generic that the body does it Zocirax acyclovir after it has been used. For more likely information, consult with your kidney or pharmacist for nervousness based on your blood status and die medications, afterwards before sexual any action. For the most of genital herpes, treatments should be instructed by appropriate dosage and estrogen of acyclovir ointment. Merit all directions on your most label. Food and Drug Going. This is not about 5 times a day. If the cold sore has not bad by then, you can carry on using the cream for another 6 days. Can I drink alcohol with Zovorax It is important for patients to report any unusual or bothersome reactions they experience while being treated with acyclovir. If your sore has not healed completely after five days, carry on using the cream for five more days. Patients should be advised that acyclovir is not a cure for genital herpes and there Zivirax no available research regarding whether acyclovir will prevent the transmission of the virus to other individuals. For these reasons, before you start taking aciclovir it is important that the person prescribing it for you knows:. Save my name, email, and website in this browser for the next time I comment. If you have been prescribed aciclovir for genital herpes, do not have sex until all your sores or blisters have healed. You can also report them to the U. What if I take or use too much? This depends on the different sensitivity that each individual has towards the drug. For intermittent therapy, the length of acyclovir treatment is 5 days. Put the lid back on the tube after each time that you have used it. Tell your pharmacist or doctor if you notice any other side effects from your medicine, even if they are not mentioned here. Brand names include Zovirax, Cymex Ultra and Virasorb.
Active Ingredient: Acyclovir
Zovirax is used for treating chickenpox (varicella) or shingles (herpes zoster) and treating or suppressing genital herpes infections.
Analogs of Zovirax:
Zovirax 800mg
 PackagePer PillPriceSavingsBonusOrder 
800mg × 30 pills $3.06$91.81+ Viagra 
800mg × 60 pills $2.39$143.56$40.06+ Cialis 
800mg × 90 pills $2.17$195.31$80.13+ Levitra 
800mg × 120 pills $2.06$247.06$120.19+ Viagra 
800mg × 180 pills $1.95$350.55$200.32+ Cialis 
800mg × 270 pills $1.87$505.8$320.51+ Levitra 
800mg × 360 pills $1.84$661.05$440.7+ Viagra 
Zovirax 400mg
 PackagePer PillPriceSavingsBonusOrder 
400mg × 30 pills $1.27$38.06+ Cialis 
400mg × 60 pills $0.99$59.51$16.61+ Levitra 
400mg × 90 pills $0.9$80.96$33.22+ Viagra 
400mg × 120 pills $0.85$102.42$49.82+ Cialis 
400mg × 180 pills $0.81$145.32$83.04+ Levitra 
400mg × 270 pills $0.78$209.68$132.87+ Viagra 
400mg × 360 pills $0.76$274.03$182.69+ Cialis 
Zovirax 200mg
 PackagePer PillPriceSavingsBonusOrder 
200mg × 90 pills $0.39$34.88+ Levitra 
200mg × 180 pills $0.32$58.14$11.63+ Viagra 
200mg × 360 pills $0.29$104.65$34.88+ Cialis 


Zovirax is used for treating chickenpox (varicella) or shingles (herpes zoster) and treating or suppressing genital herpes infections. Zovirax is an antiviral. It works by stopping viral replication. However, Zovirax does not eliminate the virus, is not a cure, and does not prevent transmission to others.


Use Zovirax as directed by your doctor!

  • Take Zovirax by mouth with or without food.
  • Drinking extra fluids while you are taking Zovirax is recommended. Check with your doctor for instructions.
  • Start therapy with Zovirax at the earliest sign or symptom of shingles or genital herpes (pain, burning, blisters).
  • If treating an acute outbreak, continue using Zovirax for the full course of treatment even if you feel better in a few days.
  • For suppressive therapy, Zovirax works best if it is taken at the same times each day.
  • If you miss a dose of Zovirax, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.

Ask your health care provider any questions you may have about how to use Zovirax.


Store Zovirax at room temperature, between 68 and 77 degrees F (20 and 25 degrees C). Store away from heat, moisture, and light. Do not store in the bathroom. Keep Zovirax out of the reach of children and away from pets.


Active Ingredient: Acyclovir

Do NOT use Zovirax if:

  • you are allergic to any ingredient in Zovirax or to valacyclovir

Contact your doctor or health care provider right away if any of these apply to you.

Some medical conditions may interact with Zovirax. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

  • if you are pregnant, planning to become pregnant, or are breast-feeding
  • if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
  • if you have allergies to medicines, foods, or other substances
  • if you have kidney problems or a weakened immune system.

Some medicines may interact with Zovirax. Tell your health care provider if you are taking any other medicines, especially any of the following:

  • Medicines that may harm the kidney (eg, aminoglycoside antibiotics [eg, gentamicin], amphotericin B, cyclosporine, nonsteroidal anti-inflammatory drugs [NSAIDs] [eg, ibuprofen], tacrolimus, vancomycin) because the risk of kidney side effects may be increased. Ask your doctor if you are unsure if any of your medicines might harm the kidney.

This may not be a complete list of all interactions that may occur. Ask your health care provider if Zovirax may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.

Important safety information:

  • Zovirax may cause drowsiness, dizziness, vision changes, or lightheadedness. These effects may be worse if you take it with alcohol or certain medicines. Use Zovirax with caution. Do not drive or perform other possible unsafe tasks until you know how you react to it.
  • Zovirax may cause dizziness, lightheadedness, or fainting; alcohol, hot weather, exercise, or fever may increase these effects. To prevent them, sit up or stand slowly, especially in the morning. Sit or lie down at the first sign of any of these effects.
  • Zovirax may cause you to become sunburned more easily. Avoid the sun, sunlamps, or tanning booths until you know how you react to Zovirax. Use a sunscreen or wear protective clothing if you must be outside for more than a short time.
  • Zovirax is not a cure for genital herpes and will not prevent the virus from spreading. Avoid sexual intercourse when sores are present to prevent infecting your partner. You can also be contagious and spread the herpes virus but not have any signs or symptoms at all. This is called asymptomatic viral shedding.
  • Lab tests, including kidney function and serum urea nitrogen (BUN), may be performed while you use Zovirax. These tests may be used to monitor your condition or check for side effects. Be sure to keep all doctor and lab appointments.
  • Use Zovirax with caution in the elderly; they may be more sensitive to its effects, especially confusion, drowsiness, or hallucinations.
  • Zovirax is not recommended for use in children younger 2 years; safety and effectiveness in these children have not been confirmed.
  • Pregnancy and breast-feeding: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Zovirax while you are pregnant. Zovirax is found in breast milk. If you are or will be breast-feeding while you use Zovirax, check with your doctor. Discuss any possible risks to your baby.

All medicines may cause side effects, but many people have no, or minor, side effects.

Check with your doctor if any of these most common side effects persist or become bothersome:

Diarrhea; general body discomfort; headache; nausea/vomiting.

Seek medical attention right away if any of these severe side effects occur:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); aggressive behavior; blood in the urine; confusion; decreased consciousness; decreased urination; hallucinations; lower back pain; mental or mood changes; red, swollen, blistered, or peeling skin; seizures; unusual bruising or bleeding.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider.



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