Quick Answer: Does Valtrex Weaken Your Immune System?

Does acyclovir affect immune system?

In addition, in people with a weakened immune system, acyclovir can decrease the risk of the virus spreading to other parts of the body and causing serious infections..

What are the long term side effects of Valtrex?

Another potential long-term side effect of valacyclovir usage is HUS/TTP, or hemolytic-uremic syndrome and thrombotic thrombocytopenic purpura. These similar disorders can lead to the destruction of red blood cells and a low platelet count, preventing your blood’s ability to clot.

Is Valtrex bad for your liver?

In Closing. Valacyclovir is not considered a liver toxic drug. With a Category D rating from LiverTox, it’s well behind common drugs such as aspirin in terms of liver injury risk. When taken at a normal dose, valacyclovir is highly unlikely to cause liver damage in individuals with normal liver health.

Can you gain weight from Valtrex?

Valtrex (valacyclovir) and other antiviral medications can only treat the symptoms associated with herpes infections and shorten outbreaks. Does Valtrex (valacyclovir) make you gain weight? Weight changes are not commonly reported with the use of Valtrex (valacyclovir).

Is Valtrex an immunosuppressant?

The reviewer stated that Valtrex is an antiviral drug. It is taken orally. As such, it is a systemic treatment. However, it is not an immunosuppressive drug such as a corticosteroid.

What happens when you stop taking Valtrex?

If you stop taking the drug suddenly or don’t take it at all: The symptoms of your viral infection may not get better, or may get worse. If you miss doses or don’t take the drug on schedule: Your medication may not work as well or may stop working completely.

What should I avoid while taking valacyclovir?

What should I avoid while taking valacyclovir? Avoid sexual intercourse or use a latex condom to help keep you from spreading the herpes virus to others. Avoid letting infected areas come into contact with other people. Avoid touching an infected area and then touching your eyes.

How can strengthen my immune system?

Healthy ways to strengthen your immune systemDon’t smoke.Eat a diet high in fruits and vegetables.Exercise regularly.Maintain a healthy weight.If you drink alcohol, drink only in moderation.Get adequate sleep.Take steps to avoid infection, such as washing your hands frequently and cooking meats thoroughly.More items…•Feb 15, 2021

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.

Is it safe to take valacyclovir everyday?

It’s safe to take Valtrex every day as long as you’ve been instructed to do so. If you miss a dose of Valtrex, you should take the next dose as soon as possible.

How long does Valtrex stay in your system after stopping?

Because valacyclovir is a prodrug, it’s only active in your body for a short period of time after it’s taken. On its own, its half-life is approximately 30 minutes. However, once valacyclovir has converted into acyclovir, it has a half-life of 2.5 to 3.3 hours in people with normal renal function.

Will Valtrex stop an outbreak?

Yes, while daily Valtrex has been shown to reduce genital herpes outbreaks by 70% to 80%, it is still possible to have an outbreak while taking the medication.

Can Valtrex treat other viruses?

Valacyclovir is an antiviral prodrug that is rapidly converted into acyclovir inside the body. Acyclovir has activity against several different viruses including herpes simplex virus types 1 (HSV-1), 2 (HSV-2), and varicella-zoster virus (VZV).

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.

Is Valtrex bad for kidneys?

Valtrex can be harmful to the kidneys, and these effects are increased when it is used together with other medicines that can harm the kidneys. Tell your doctor about all other medications you are using. You may need dose adjustments or special tests when taking certain medications together with Valtrex.

What does acyclovir do to the virus?

Acyclovir is in a class of antiviral medications called synthetic nucleoside analogues. It works by stopping the spread of the herpes virus in the body.

What viruses does Valtrex kill?

Valacyclovir is used to treat herpes virus infections, including herpes labialis (also known as cold sores), herpes zoster (also known as shingles), and herpes simplex (also known as genital herpes) in adults. It is also used to treat chickenpox and cold sores in children.

How much does valtrex reduce risk of transmission 2020?

Corey et al. (17) found a 48% reduction in the risk of transmission, but this reduction was from an acquisition risk of 3.6% to 1.9%. Thus, transmission is a rare event without valacyclovir use. Furthermore, when transmission does occur, most people do not develop symptomatic genital herpes.