Quick Answer: How Long Should I Use Acyclovir Cream?

Is it safe to take acyclovir long-term?

It is concluded that long-term suppression with acyclovir is safe and effective for patients with recurrent genital herpes..

What happens if you stop taking acyclovir?

If you stop taking acyclovir too soon or skip doses, your infection may not be completely treated or may become more difficult to treat.

Do antivirals weaken immune system?

Whereas AZT, ribavirin, or ganciclovir were antiproliferative, ddI or acyclovir had little, if any, effect on PBMC mitogenesis. The inhibitory effects of antivirals on immune cells may contribute to the immune deterioration observed in patients following prolonged use of the drugs.

What happens if you use too much Zovirax?

What happens if I swallow some Zovirax Cold Sore Cream? If you accidentally use too much or swallow the cream, it is unlikely that any untoward effects would occur. However, if you swallow a large amount of the cream, it is recommended that you speak to a doctor or pharmacist.

What viruses does acyclovir treat?

Acyclovir injection is used to treat severe infections caused by herpes viruses, including severe forms of genital herpes, shingles, herpes encephalitis (swelling of the brain), and herpes infections in people with other diseases that weaken the immune system.

How much acyclovir should I take for an outbreak?

For prevention of recurrent outbreaks of genital herpes infections: Adults and children 12 years of age and older—200 to 400 mg two to five times a day for five days or up to twelve months, depending on how often your outbreaks of infection occur.

Can you take acyclovir for years?

Nevertheless, we conclude that the use of oral acyclovir for more than 12 months provides substantial additional prevention against recurrence of ocular HSV. Our data suggest that long-term oral acyclovir use remains effective in decreasing the number of recurrences beyond 12 months.

Does taking acyclovir everyday eliminate outbreaks?

Three antiviral drugs are approved to treat or suppress outbreaks of genital herpes: acyclovir, famciclovir and valacyclovir. Most clinically apparent outbreaks can be prevented by taking one of these drugs daily. In addition, daily acyclovir reduces asymptomatic viral shedding by 95%.

How long does it take acyclovir ointment to work?

Acyclovir ointment is usually applied six times a day (usually 3 hours apart) for 7 days. It is best to begin using acyclovir ointment as soon as possible after you experience the first symptoms of infection.

How much does acyclovir 5 ointment cost?

The cost for acyclovir topical topical ointment 5% is around $49 for a supply of 5 grams, depending on the pharmacy you visit….Topical Cream.QuantityPer unitPrice5 grams$129.56 – $136.65$647.79 – $683.24

Is acyclovir hard on your liver?

This is similar in other antiviral drugs used to treat herpes, such as acyclovir, which has “little evidence” of causing significant liver injury, according to the National Institutes of Health. For healthy people with normal liver function, antiviral herpes medications are not harmful.

How long should I use Zovirax Cream?

Use it for no more than 4 days. If your symptoms do not improve after 4 days of treatment with ZOVIRAX Cold Sore Cream, you should tell your doctor. If you forget to use the cream at any time, use it as soon as you remember.

Is acyclovir hard on the kidneys?

Acute kidney injury is an unfortunate complication of acyclovir therapy secondary to crystal-induced nephropathy. It is characterized by a decrease in renal function that develops within 24–48 hours of acyclovir administration indicated by a rapid rise in the serum creatinine.

What are the long-term side effects of acyclovir?

Serious side effectsUnusual changes in your mood or behavior. Symptoms can include: … Decrease in your red blood cells and platelets. Symptoms can include: … Liver problems.Muscle pain.Skin reactions. Symptoms can include: … Changes in your vision.Kidney failure. Symptoms can include: … Allergic reaction. Symptoms can include:

What should you not take with acyclovir?

Common medications that may interact with acyclovir include:amphotericin.clozapine.hepatitis B medications, such as entecavir.HIV medications, such as tenofovir and zidovudine.gentamicin.NSAIDs, such as ibuprofen, diclofenac, or naproxen.other antivirals, such as valacyclovir.probenecid.More items…•Jan 27, 2020

What do you do if acyclovir doesn’t work?

If the response is poor, the dose of oral ACV should be increased to 800 mg five times a day. If no response seen after 5 to 7 days, it is unlikely that the lesion will respond to intravenous ACV (or chemically and structurally related drugs such as VCV or famciclovir), so an alternative regimen must be assigned.

Should you rub cold sore cream in?

With a cotton swab or your finger, use enough to completely cover the sore and surrounding area. Just rub in gently and completely. If you miss a dose, just apply the next time you remember and continue on schedule.

Does acyclovir speed up healing?

It can speed up healing of the sores and decrease symptoms (such as tingling, pain, burning, itching). Acyclovir belongs to a class of medications known as antivirals. It works by stopping the growth of the virus.

When should I stop using cold sore cream?

Use the cream for at least 4 days. If the cold sore has not healed by then, you can carry on using the cream for another 6 days. If the sore still has not healed after a total of 10 days, stop using the cream and tell your doctor.

Is acyclovir making my hair fall out?

Acyclovir is an antiviral drug used to slow the growth and spread of the herpes virus. Treatment with oral acyclovir can lead to hair loss (1). “Drug-induced alopecia (hair loss) usually occurs as a diffuse noncicatricial alopecia (a non-scarring hair loss) that recovers after discontinuation of the drug.