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Acyclovir side effects long term

A 74-year-old male asked:
Dr. J. Lawrence Dohan
Dermatology 57 years experience
No: No side effects, but waste of money. No benefit from more than 1 week unless you have impaired immunity from a serious condition. Zovirax (acyclovir) ... Read More

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A 31-year-old member asked:
Dr. Joel Gallant
Infectious Disease 36 years experience
Virtually none: When taken orally, Acyclovir is extremely well tolerated. Side effects are rare.
A 34-year-old member asked:
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, agitatio... Read More
A 34-year-old member asked:
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... Read More
A 24-year-old female asked:
Dr. Hunter Handsfield
Infectious Disease 53 years experience
Higher doses OK: Acyclovir (and valacyclovir, closely related) are among the safest of all drugs, with almost no toxicity or side effects. For occasional severe HSV an... Read More
A 35-year-old member asked:
Dr. Michael Fisher
Dermatology 32 years experience
Zovirax (acyclovir): Side effects of zovirax (acyclovir) can include: hallucinations, psychosis, encephalopathy, seizures, coma, leukopenia, thrombocytopenia, angioedema, ... Read More
A 48-year-old member asked:
Dr. Tsu-Yi Chuang
Dermatology 50 years experience
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.
A 33-year-old female asked:
Dr. Joel Gallant
Infectious Disease 36 years experience
Yes: Yes, you can. There are no drug interactions between the two.
A 25-year-old female asked:
Dr. Edward Young Jr
Dermatology 41 years experience
Probably not: Have never heard of these effects from acyclovir. You may need a neurologist if the symptoms persist.
A 23-year-old female asked:
Dr. Jeffrey Juchau
Family Medicine 33 years experience
Acyclovir: it certainly can cause problems. Some of the side effects listed are hallucinations, psychosis, headache, confusion, agitation, lethargy. I think me... Read More

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