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Doctor insights on: Zovirax Or Abreva

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What is the difference between zovirax (acyclovir) and abreva?

What is the difference between zovirax (acyclovir) and abreva?

One of them works!: To start, Zovirax (acyclovir) works and Abreva (docosanol) doesn't. Acyclovir is proved to be effective against HSV, when taken by mouth. Docosanol slightly inhibits the virus in the lab, but research shows no effect on improved symptoms or faster healing. Even acyclovir cream doesn't work well -- much more ffective by mouth -- but it's for sure better than docosanol. ...Read more

Acyclovir (Definition)

Acyclovir is an antiviral drug. It slows the growth and spread of the herpes virus so that the body can fight off the infection. Acyclovir will not cure herpes, but it can lessen the ...Read more


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Is acyclovir cream as useful as docosanol cream for treatment of oral blisters?

No: Acyclovir is for the treatment of Herpes virus, and it is the treatment of choice of fever blisters (which are a form of herpes, not to be confused with genital herpes) Docosanol, if it has been effective for your blisters, then they are not herpes. But the two drugs are not interchangeable... ...Read more

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Red spot under lower lip 4 days ago, used Abreva. Acyclovir 800mg prescribed next day. Itch faded. Redspot still here, n still burns w/Abreva. Advice?

Red spot under lower lip 4 days ago, used Abreva. Acyclovir 800mg prescribed next day. Itch faded. Redspot still here, n still burns w/Abreva. Advice?

Viscous lidocaine: I would recommend using viscous lidocaine 4 times a day before meals for the next 3-5 days to help with symptom relief until the spot resolves. ...Read more

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What are acyclovir (zovirax) side effects?

What are acyclovir (zovirax) side effects?

Virtually none: When taken orally, Acyclovir is extremely well tolerated. Side effects are rare. ...Read more

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Tell me about zovirax (acyclovir) side effect?

Tell me about zovirax (acyclovir) side effect?

Zovirax (acyclovir): Side effects of zovirax (acyclovir) can include: hallucinations, psychosis, encephalopathy, seizures, coma, leukopenia, thrombocytopenia, angioedema, anaphylaxis, erythema multiforme, steven johnson syndrome, toxic epidermal necrolysis, tissue necrosis, hepatitis, renal failure, ttp, nausea, vomiting, diarrhea, headache, malaise, dizziness, arthralgia, confusion, photosensitivity, agitation and others. ...Read more

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Which is better: vectavir vs zovirax (acyclovir)?

Pills are best: Vectavir is a brand name for penciclovir, an anti-herpes cream. Zovirax is a brand name for acyclovir, an anti-herpes drug that is available as a pill or a cream. In general, pills are much more effective for herpes than creams. ...Read more

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Dr. What better zovirax or denavir (penciclovir)?

Oral medication best: The best way to treat herpes of the genital of lips is to take a pill. Options are Acyclovir, famcyclovir or valcyclovir. They work better than any creams ...Read more

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Zovirax (acyclovir) vs. Vectavir. Which is better?

Cream or oral?: Vectavir (penciclovir) is a cream for herpes. Zovirax (acyclovir) is available both as a cream and pills to be taken by mouth. Neither cream works very well; if herpes treatment is needed, pills are always best. In other words, Vectavir and Zovirax creams are both poor treatments, but Zovirax pills usually are very effective. ...Read more

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What are the side effects of zovirax (acyclovir) I should watch for?

What are the side effects of zovirax (acyclovir) I should watch for?

Acyclovir: At oral doses for herpes simplex, it is quite well tolerated but the higher oral doses for herpes zoster (shingles) can cause kidney problems if fluid intake is not keep up and this can occur with the intravenous form. High levels of the drug retained with kidney dysfunction can cause CNS problems. ...Read more

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How long does it take zovirax (acyclovir) to begin preventing shedding after you start taking it?

How long does it take zovirax (acyclovir) to begin preventing shedding after you start taking it?

Zovirax (acyclovir): The answer to this question is unknown. I wouldn't zovirax (acyclovir) to prevent shedding. Even studies on the newer meds don't establish that "shedding" can be prevented. ...Read more

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How does zovirax (acyclovir) work?

DNA transcription: Zovirax or acyclovir prevents the production of viruses by throwing a wrench into the viruses' machinery for duplication or rather its ability to make new DNA. ...Read more

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Who should not take Zovirax (acyclovir)?

Zovirax (acyclovir): "Zovirax is contraindicated for patients who develop hypersensitivity to acyclovir or valacyclovir." See: http://www. Drugs. Com/pro/zovirax. Html ...Read more

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How long does it take for zovirax (acyclovir) to work? Help please

Slowly: Zovirax (acyclovir) will only speed up the healing of a cold sore by a day or two compared to how long it would have taken to heal without zovirax (acyclovir). Healing will take 4-5 days instead of 5-6 days. ...Read more

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How long does it take zovirax (acyclovir) to get out your system after you stop taking it?

How long does it take zovirax (acyclovir) to get out your system after you stop taking it?

12 1/2-15 hours: The half life (time for elimination of half the drug) of acyclovir/zovirax is 2 1/2-3 hours in adults with normal kidney function. A drug is fully eliminated after 5 half lives. Therefore for Acyclovir it will be completely eliminated 12 1/2-15 hours after taking the last dose. ...Read more

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What are the side effects of taking tab zovirax (acyclovir) for herpes?

Zovirax (acyclovir): Side effects of zovirax (acyclovir) can include: hallucinations, psychosis, encephalopathy, seizures, coma, leukopenia, thrombocytopenia, angioedema, anaphylaxis, erythema multiforme, steven johnson syndrome, toxic epidermal necrolysis, tissue necrosis, hepatitis, renal failure, ttp, nausea, vomiting, diarrhea, headache, malaise, dizziness, arthralgia, confusion, photosensitivity, agitation and others. ...Read more

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Can you take Valtrex (valacyclovir) and use zovirax cream? Have an important meeting.

Can you take Valtrex (valacyclovir) and use zovirax cream? Have an important meeting.

Yes: You can take these and attend the meeting No one will know except if you have lesions on an exposed place like your face. In that case you will have to decide if you want the infection known, as people are likely to ask. ...Read more

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Is zovirax the suppressive drug for herpes? How is it different from Valtrex (valacyclovir)?

Is zovirax the suppressive drug for herpes? How is it different from Valtrex (valacyclovir)?

Similar: Both are anti-viral medications made by different companies. For the most part, they work equally well. Valtrex (valacyclovir) is advantageous in that you need to take it less often. ...Read more

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Is it ok to take zovirax ointment and valacyclovir pills together and if so would that treat an outbreak faster?

Is it ok to take zovirax ointment and valacyclovir pills together and if so would that treat an outbreak faster?

Yes and No: It is ok to take them at the same time. The zovirax ointment will not add anything to the Valtrex (valacyclovir) treatment. ...Read more

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I am planning a holiday abroad but I suspect I have shingles, should I still go. I have already had a course of oral Zovirax (acyclovir)?

SUSPECT???: DO you or DON"T you have shingles??? Where? Pain? Exact dose and duration of acyclovir? Probably you can travel. The details really matter. The answer depends on the details. ...Read more

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I had positive herpes and using standard medication like zovirax (acyclovir) I retested after a year and result come back negative. So does it false to show? Or?

I had positive herpes and using standard medication like zovirax (acyclovir) I retested after a year and result come back negative. So does it false to show? Or?

False negative: My assumption is that the test was a false negative. Once you have the herpes virus in your body, it never goes away. This can be both the herpes virus that causes genital herpes, as well as the herpes virus that causes chickenpox, shingles, and cold sores. ...Read more

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Treatment for cebv? My dr. Moved back to france. Treatment 1g of zovirax (acyclovir) IV for 5 days. Lasted 3 ys 100%. Repeated 3 ys. Need find dr. To do drip!

Treatment for cebv? My dr. Moved back to france. Treatment 1g of zovirax (acyclovir) IV for 5 days. Lasted 3 ys 100%. Repeated 3 ys. Need find dr. To do drip!

Find ID doc: The onees that I can think of are infectious disease and sometimes rheumatologist. I would start at academic centers. Most of us out in the community are not doing due to cost and insurance issues. Hope this helps. ...Read more

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Acyclovir (zovirax) side effects for shingles?

Acyclovir (zovirax) side effects for shingles?

Almost none.: There is no significnat side effect (s) to talk about. It is safe so that at one time it's been considered to be categorized as otc medicine. ...Read more

Dr. Janice Alexander
233 Doctors shared insights

Zovirax (Definition)

Zovirax is a herpes viruses agent which is a kind of anti-viral ...Read more


Dr. Gregory Moneta
56 Doctors shared insights

Docosanol (Definition)

Docosanol is a mouth/lip preparation which is a kind of ...Read more