Valacyclovir (generic for Valtrex) is a medication approved by the FDA to treat different types of herpes infections including HSV-1 and HSV-2. It is also used to treat shingles (herpes zoster), which is caused by the Varicella Zoster Virus (VZV). There are four different ways that herpes medications can be used to treat genital herpes (HSV-1 and HSV-2): 1. To Treat Or Abort An Outbreak When There Are Early Symptoms (Prodrome): For both genital and oral herpes, people can take medication when their specific prodrome tells them an outbreak is about to occur. The medication will stop an outbreak cold (often) and when it does not, it can shorten the outbreak and make it milder than it might have been otherwise. To Prevent Outbreaks When There Are No Symptoms But Outbreaks Are More Likely: Patients also learn the life circumstances or behaviors that lead to more outbreaks. For some, a lack of sleep, increased alcohol, another illness, stress, too much sunlight, irritation, or anything that can affect one’s immunity can spur an outbreak. That means that some patients can know not just when they feel an outbreak coming on but can know when they are more likely to have an outbreak due to their circumstances. They might be under stress, having more sex therefore causing more physical irritation, drinking a bit more than they should, or missing sleep over an extended period. 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. Mail order acyclovir Propecia died Buy viagra hanoi Medscape - Herpes simplex, zoster-specific dosing for Valtrex valacyclovir. Drugs & Diseases. valacyclovir Rx. Brand and Other NamesValtrex. Classes. Valacyclovir is an antiviral medication that's used to treat herpes and cold sores. It's sold under several brand names, the most common of which are “Valtrex”. Before you begin using a medication, be sure to inform your doctor of any. 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. In your body, valacyclovir becomes the anti-herpes medicine, acyclovir. Although valacyclovir will not cure shingles or genital herpes, it does help relieve the pain and discomfort and helps the sores heal faster. Valacyclovir is available only with your doctor's prescription. This product is available in the following dosage forms: In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. For this medicine, the following should be considered: Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. 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. Valtrex drugs Valacyclovir Oral Route Side Effects - Mayo Clinic, Valacyclovir 101 How it Works, Side Effects & More - Hims Doxycycline 40 Valacyclovir commonly sold as Valtrex is one of the most widely used and effective drugs on the market for treating and controlling cold s. How Long Does Valacyclovir Valtrex Take to Work? - Hims. Valtrex - Uses, Side Effects, Interactions -. Valacyclovir MedlinePlus Drug Information. Valtrex received an overall rating of 8 out of 10 stars from 35 reviews. The drug had not stopped a bad outbreak of shingles 2 years ago on my scalp and neck. Drug information on Valacyclovir Hydrochloride Caplet for health care professionals. For recurrent outbreaks of genital herpes, valacyclovir works best if it is used. However, do not use this medicine more often or for a longer time than your.