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A 31-year-old member asked:

What are acyclovir (zovirax) side effects?

1 doctor answer3 doctors weighed in
Dr. Joel Gallant
Infectious Disease 36 years experience
Virtually none: When taken orally, Acyclovir is extremely well tolerated. Side effects are rare.

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A 34-year-old member asked:

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

1 doctor answer1 doctor weighed in
Dr. Larry Lutwick
Infectious Disease 49 years experience
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.
A 44-year-old member asked:

Tell me about zovirax (acyclovir) side effect?

1 doctor answer4 doctors weighed in
Dr. Michael Fisher
Dermatology 32 years experience
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.
A 34-year-old member asked:

Side effects from acyclovir (serious people only please)?

1 doctor answer1 doctor weighed in
Dr. Martin Raff
Infectious Disease 56 years experience
Seriously: Minor effects include changes in vision, headache, dizziness, sleepiness, nausea/vomiting, increased sensitivity to sun. Allergic reactions, agitation, aggressive behavior, decreased consciousness, fever, hallucinations, urinary problems, seizures, fatigue, and other reactions have all been reported.

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Last updated Aug 26, 2020
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