Valacyclovir is used to treat infections caused by certain types of viruses. In children, it is used to treat cold sores around the mouth (caused by herpes simplex) and chickenpox (caused by varicella zoster). In adults, it is used to treat shingles (caused by herpes zoster) and.
Sign up to receive WebMD's award-winning content delivered to your inbox. GENERIC NAME(S): Valacyclovir.
Before having surgery, l your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).
Read the Patient Information Leaflet if available from your pharmacist before you start taking valacyclovir and each time you get a refill. If you have any questions, ask your doctor or pharmacist.
See also Side Effects section.
Consult your doctor or pharmacist for more details.
Valtrex (valacyclovir) is an antiviral drug. Valtrex is used to treat infections caused by herpes viruses, including genital herpes, cold sores, and shingles (herpes zoster) in adults. You should not use Valtrex if you are allergic to valacyclovir or acyclovir (Zovirax).
l your doctor if you are breast-feeding a baby. Valacyclovir can pass into breast milk and may harm a nursing baby.
Do not give this Valtrex to a child without medical advice.
Cold Sores acyclovir, valacyclovir, Zovirax, famciclovir, Famvir, More.
Herpes Zoster prednisone, acyclovir, valacyclovir, Zovirax, famciclovir, Deltasone, More.
Valtrex is used to treat cold sores in children who are at least 12 years old, or chickenpox in children who are at least 2 years old.
We comply with the HONcode standard for trustworthy health information - verify here.
It slows the growth and spread of the herpes virus to help the body fight the infection.
Find a comprehensive guide to possible side effects including common and rare side effects when taking Valtrex (Valacyclovir Hydrochloride) for healthcare.
The only adverse reaction reported in greater than 10% of pediatric subjects aged less than 18 years was headache. The most common adverse reactions reported in at least 1 indication by greater than 10% of adult subjects treated with VALTREX and observed more frequently with VALTREX compared to placebo are headache, nausea, and abdominal pain.
Pharmacy Locater Tool Including 24 Hour, Pharmacies.
oblong, blue, imprinted with RX905.
oblong, blue, imprinted with VALTREX 500 mg.
Call your doctor at once if you have any of these other serious side effects:
The frequencies of abnormal ALT (greater than 2 x ULN) were 1.8% for subjects receiving VALTREX compared with 0.8% for placebo.
Valtrex can shorten duration and lessen severity of herpes outbreaks. Here's how to take Valtrex for quickest and best effectiveness. | Call Toll.
How Long Does It Take to Work?
In healthy individuals, a CMV outbreak may go entirely unnoticed or produce mild, cold-like symptoms, but in certain populations, CMV can be life-threatening. People with HIV, newborns, and people who have received transplanted organs are in danger of life-threatening CMV outbreaks. In these people, who have compromised immune systems, Valtrex may be prescribed long term to prevent CMV outbreaks.
Valtrex for Long Term Use in Those With Frequent Flare-Ups.
People who have frequent outbreaks of herpes, whether in the form of cold sores or genital herpes, may be prescribed long-term treatment with Valtrex to minimize these outbreaks.
Cold sores are no fun. Learn about Valtrex, a prescription drug that could help you shorten the time you have cold sores or even avoid them.
Sign me up for Healthline's Newsletter Done.
Takeaway. If you’ve ever had an allergic or other serious reaction to Valtrex, Zovirax (acyclovir), or the ingredients in them, do not take Valtrex without talking to your doctor first.
They may also do it if you’re at high risk of serious complications, such as from a weakened immune system. Cold sores typically heal on their own within about four to six days. (The first cold sore you get will likely last longer.) Therefore, most people don’t require treatment for their cold sores.