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 cold sores around the mouth. The viruses that cause these infections continue to live in the body even between outbreaks. Valacyclovir is also used to treat outbreaks of genital herpes. Valacyclovir decreases the severity and length of these outbreaks. In people with frequent outbreaks, this medication is used to reduce the number of future episodes. It helps the sores heal faster, keeps new sores from forming, and decreases pain/itching. This medication may also help reduce how long pain remains after the sores heal. Read the Patient Information Leaflet if available from your pharmacist before you start taking valacyclovir and each time you get a refill. 24 hours after lesion onset) Suppressive therapy (immunocompetent patients): 1 g/day PO Suppressive therapy (immunocompetent patients with ≤9 recurrences annually): 500 mg/day PO; transmission reduction for source partner, 500 mg/day PO Suppressive therapy (HIV-infected patients): 500 mg PO q12hr Thrombotic thrombocytopenic purpura (TTP)/hemolytic uremic syndrome (HUS) reported in patients with advanced HIV disease and in allogenic bone marrow transplant and renal transplant recipients Acute renal failure (ARF) may occur, especially in elderly patients or those with underlying renal impairment receiving higher than recommended doses; use with caution in patients with renal impairment, the elderly, and/or patients receiving nephrotoxic drugs Treatment should begin with the earliest symptom (tingling, burning, itching) in cold sores; for genital herpes, it should begin at the first signs and symptoms (within 72 hours of onset of first diagnosis or 24 hours of onset of recurrent episodes); for herpes zoster, it should begin within 72 hours of onset of rash; for chicken pox, it should begin with the earliest sign or symptom Central nervous system (CNS) effects may occur (eg, agitation, hallucinations, confusion, encephalopathy); risk of CNS adverse effects is higher in elderly patients Adequately hydrate patient; decreased precipitation in renal tubules may occur Metabolized by liver; valacyclovir is rapidly and nearly completely converted to acyclovir and L-valine via first-pass effect; acyclovir is hepatically metabolized to a very small extent by aldehyde oxidase and by alcohol and aldehyde dehydrogenase (inactive metabolites) The above information is provided for general informational and educational purposes only. Individual plans may vary and formulary information changes. Contact the applicable plan provider for the most current information. Viagra overnight Clomid benefits Where can i buy viagra cream Mail order tretinoin Drug information on Valacyclovir Hydrochloride Caplet for health care professionals. for the treatment of herpes zoster shingles in immunocompetent adults. Cold Sores Herpes Labialis The recommended dosage of VALTREX for. For recurrent outbreaks of genital herpes, valacyclovir works best if it is used within 24 hours after the symptoms begin to appear. However, the dose is usually not more than 1000 mg three times a day. For treatment of shingles. The recommended Valacyclovir dosing guidelines vary, depending on your age, other medical conditions you have, and medications you are taking. The recommended dosage for shingles is 1000 mg, three times a day, for seven days. To treat cold sores, the recommended dose is 2000 mg, twice a day, for one day. It comes in the form of a tablet you take by mouth. Valacyclovir is available as a brand-name drug called Valtrex. Generic drugs usually cost less than the brand-name version. In some cases, they may not be available in every strength or form as the brand-name drug. This drug may be used as part of a combination therapy. This means you may need to take it with other medications. Valacyclovir is used to treat viral infections caused by a group of viruses called herpes simplex viruses. These infections include oral and genital herpes, shingles, and chickenpox. Valacyclovir works best if it is used within 48 hours after the first symptoms of shingles or genital herpes (e.g., pain, burning, or blisters) begin to appear. For recurrent outbreaks of genital herpes, valacyclovir works best if it is used within 24 hours after the symptoms begin to appear. If you are taking valacyclovir for the treatment of chickenpox, it is best to start taking valacyclovir as soon as possible after the first sign of the chickenpox rash appears, usually within one day. Valacyclovir may be taken with meals or on an empty stomach. If you are using the oral suspension, use a specially marked measuring spoon or other device to measure each dose accurately. The average household teaspoon may not hold the right amount of liquid. Drink extra fluids so you will pass more urine while you are using this medicine. Valacyclovir for shingles dosage Valacyclovir Dosage Guide Cold Sores, Genital Herpes & More, Valacyclovir Oral Route Proper Use - Mayo Clinic Where can i buy acyclovir (zovirax)Does zoloft lower blood pressure The recommended adult dose of valacyclovir to treat shingles is 1000 mg 3 times daily for 7 days. The treatment should be started within 72 hours of the onset of. Valtrex - Uses, Side Effects, Interactions -. Valacyclovir Dosing - Shingles Home Page. Herpes Zoster Virus shingles - POZ. The dosage and length of treatment are based on your type of infection, medical. For shingles or chickenpox, start taking valacyclovir at the first symptom or as. Nov 14, 2014. Valtrex is the brand name for valacyclovir, an antiviral drug used to treat. In adults, it's prescribed for shingles herpes zoster, cold sores. Valacyclovir Dosage For Shingles About Valacyclovir. Valacyclovir is an antiviral medicine. It is used to treat or prevent infections caused by certain kinds of viruses.