Generic Name: acyclovir
Drug Class: antiviral agent
Zovirax is an oral prescription drug to treat herpes zoster or shingles, varicella or chickenpox, and genital herpes. It prevents new sores from forming, promotes sore healing, and decreases pain and itching.
Zovirax Dosage Forms
This is available in Zovirax 200 mg, 400 mg, and 800mg tablets.
Zovirax Mechanism of Action
This antiviral drug works by decreasing the length and severity of outbreaks. It is being converted into a triphosphate form, termed acyclovir triphosphate. This impedes viral DNA polymerase by incorporating into and stopping the growth of the DNA chain of the virus.
How to Take Zovirax
Before starting to take Zovirax, it is necessary to read the drug information leaflet or medication guide given by a healthcare professional. Ensure that you understand the directions and use of any medication before taking it. Consult your doctor or pharmacist for additional information or advice.
This Zovirax tablet is only meant to be taken by mouth. This is usually prescribed two to five times a day. Take this oral antiviral drug with or without a meal. Swallow the oral tablet and drink plenty of water right after. Cutting, crushing, or chewing this product is not recommended.
Make a dosing schedule. Do not increase or decrease your dosing. You should also not take this oral drug more frequently than advised and never discontinue this drug abruptly.
Zovirax Side Effects
Mild & Common Side Effects:
Severe Side Effects:
-Mental or mood changes
-Changes in urine output
-Easy bruising or bleeding
-Severe abdominal pain
-Loss of consciousness
Note that this is not a full/complete list of the side effects of Zovirax.
Call your doctor or any health care professional if you experience severe or persistent adverse reactions to your medication.
Warnings and Precautions
Do not take this prescription drug if you have a known allergy to acyclovir, valacyclovir, or any inactive ingredients the tablet may contain. Always be on the lookout for serious allergy symptoms, such as trouble breathing, swelling of the face and neck, severe dizziness, swollen lymph nodes, and hives/itchiness. Seek medical attention immediately if this occurs when taking this oral medication.
This medication may be contraindicated for people with a history of a bone marrow transplant, kidney transplant, HIV infection, and kidney problem. Also, in order to avoid possible drug interactions, all prescription medications, nonprescription medications, supplements, and herbal products you are taking should be discussed.
Dizziness and drowsiness are among the common adverse effects of this medication. Practice safety caution when doing tasks that would need alertness, especially driving. You must also limit your consumption of alcoholic drinks.
Pregnant moms may take this oral drug if the physician recommends it. It is not fully known if it can cause harm to unborn babies. For breastfeeding moms, the active ingredients of this medication can pass into the breastmilk but are unlikely to cause harm. Discuss all the possible risks with your doctor.
How much does Zovirax cost in Canada?
You may see the list of prices on this page. You can get the best deals when you order your prescription drugs from PharmaPassport.
Frequently Asked Questions (FAQs)
What is Zovirax used for?
Acyclovir is used to treat certain viral infections. Physicians prescribe Zovirax for shingles or herpes zoster, herpes simplex, and varicella.
When is the best time to start using Zovirax?
Doctors recommend initiating this form of treatment as soon as possible. It is best to use it when you notice the first sign of infection.
How long does it take Zovirax to work?
You have to take this oral medication regularly for it to work. It should start working 2 hours after it has been administered, and it begins to reduce symptoms after three days of regular use.
Which is better, Zovirax or Valtrex?
Zovirax vs Valtrex – Both these medications are classified as antiviral agents. The only difference is the former is usually given in more frequent doses than the latter.
What is the difference between Zovirax and Abreva?
Zovirax vs Abreva – These oral drugs have different indications. Zovirax is indicated to treat herpes infections and chickenpox. On the other hand, Abreva is used for cold sores or fever blisters on the face.
Do you need a prescription for Zovirax?
This oral product is a prescription drug. You need to have a valid prescription before purchasing from any pharmacy.