Quick Answer: Is It Safe To Take Valtrex Every Day?

Will taking Valtrex daily stop outbreaks?

Valacyclovir, taken daily, reduces the number of outbreaks a person experiences and the number of days that someone sheds the virus asymptomatically..

Is valacyclovir hard on the kidneys?

For people with kidney problems: Your kidneys clear this drug from your body. If you have kidney problems or a history of kidney disease, you may not be able to clear it from your body. This may increase the levels of the drug in your body and cause more side effects. This drug can also make your kidney function worse.

How long does 500 mg Valtrex stay in your system?

This means that a single dose of valacyclovir, after conversion into acyclovir by your body, will reduce in concentration every 2.5 to 3.3 hours, staying in your system for a total of about 22 to 25 hours before it’s completely excreted.

Can you build a tolerance to valacyclovir?

Resistance usually develops due to mutations in the thymidine kinase pathway that cause patients to become non-sensitive to acyclovir and its pro-drug valacyclovir, according to Dr. Thimons.

Can you drink alcohol with valacyclovir?

Doctors recommend not to consume alcohol while taking valacyclovir, as the combination of valacyclovir and alcohol can potentially lead to an excessive, dangerous level of dizziness or drowsiness.

Can Valtrex raise blood pressure?

increased heart rate, and. high blood pressure (hypertension).

How long is it safe to take valacyclovir?

For adults with shingles, 1,000mg of valacyclovir three times daily, for a total of seven days. It’s recommended to begin treatment within 72 hours of noticing shingles. For adults with cold sores, a dose of 2,000mg of valacyclovir is typically used, with a secondary dose of 2,000mg within 12 hours.

How many Valtrex can you take a day?

The standard dosage of valacyclovir for managing a primary oral herpes outbreak is 2,000 mg every 12 hours for one day (two doses in total). During a particularly severe or persistent outbreak, your doctor may recommend adjusting your valacyclovir dose or extending the dosage to provide greater relief.

How much does valtrex reduce viral shedding?

Valacyclovir significantly reduced HSV-2 shedding during all days compared to placebo (mean 2.9% versus 13.5% of all days ( ), a 78% reduction). Valacyclovir significantly reduced subclinical HSV-2 shedding during all days compared to placebo (mean 2.4% versus 11.0% of all days ( ), a 78% reduction).

Is valacyclovir safe long term?

Taken long term, particularly in people with existing kidney issues and/or inadequate hydration, valacyclovir can lead to renal toxicity and kidney failure. It can also lead to inflammation of the liver in certain people, particularly those with existing liver health issues.

How many days in a row can you take Valtrex?

The typical valacyclovir dosage for recurrent herpes outbreaks is 500 mg two times per day over a period of three days. Like with first-time herpes outbreaks, valacyclovir is most effective when it’s taken as soon as you notice a herpes outbreak developing.

Is Valtrex bad for your liver?

In short, valacyclovir is not linked to dangerously high liver enzyme levels, and the drug is not considered to be heavily liver toxic. If you have normal liver function, there is little need to be concerned about liver damage when taking valacyclovir for cold sores or genital herpes.

Can you become resistant to antivirals?

When an influenza virus changes in the active site where an antiviral drug works, that virus shows reduced susceptibility to that antiviral drug. Reduced susceptibility can be a sign of potential antiviral drug resistance. Antiviral drugs may not work as well in viruses with reduced susceptibility.

What drugs can you not take with Valtrex?

Some products that may interact with this drug include: other drugs that may cause kidney problems (including nonsteroidal anti-inflammatory drugs-NSAIDs such as ibuprofen, naproxen). Valacyclovir is very similar to acyclovir. Do not use medications containing acyclovir while using valacyclovir.

Is there an over the counter equivalent to Valtrex?

Valtrex (valacyclovir) and Abreva (docosanol cream) are antiviral medications used to treat herpes labialis (cold sores). Valtrex is also used to treat infections with herpes zoster (shingles) and herpes simplex genitalis (genital herpes). Abreva is available as a generic and over-the-counter (OTC).