Cold sores are painful and oozing, and they always seem to appear before that wedding or class reunion. Cold sores are typically caused by type 1 virus (HSV-1). Also called fever blisters, the small, fluid-filled lesions typically form near or on your lips and can cause symptoms such as tingling, itching, or burning. But in some cases, HSV-1 can cause sores on the genitals and type 2 virus (HSV-2) can cause sores on the mouth. But, because they’re caused by a virus, they can be treated with antiviral medications. Valtrex, which contains the active ingredient valacyclovir, can help your cold sores clear up faster. It can also reduce the number of cold sores you get. Read on to learn how Valtrex works and how to use it to treat your cold sores. Cold sores typically start to heal on their own within about four to six days. Although, the first cold sore you get will likely last longer. Most people don’t require treatment for their cold sores, but, in some cases, a doctor may prescribe an antiviral medication such as Valtrex. The recommended dosage of VALTREX for treatment of cold sores is 2 grams twice daily for 1 day taken 12 hours apart. Therapy should be initiated at the earliest symptom of a cold sore (e.g., tingling, itching, or burning). The recommended dosage of VALTREX for treatment of initial genital herpes is 1 gram twice daily for 10 days. Therapy was most effective when administered within 48 hours of the onset of signs and symptoms. The recommended dosage of VALTREX for chronic suppressive therapy of recurrent genital herpes is 1 gram once daily in patients with normal immune function. In patients with a history of 9 or fewer recurrences per year, an alternative dose is 500 mg once daily. In HIV─1─infected patients with a CD4 cell count greater than or equal to 100 cells/mm The recommended dosage of VALTREX for treatment of herpes zoster is 1 gram 3 times daily for 7 days. Very cheap viagra uk Lasix and coumadin Does acyclovir help herpes simplex virus cold sores if. et al. High-dose, short-duration, early valacyclovir therapy for episodic. Cold sores, or. Medscape - Herpes simplex, zoster-specific dosing for Valtrex valacyclovir, frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules, and cost information. Valtrex has been proven as a successful treatment for cold sores. You must take the medication as soon as you feel a cold sore coming on. Timing is everything when taking Valtrex, the sooner you take it, the better your success. Detailed information on contraindications, cautions, adverse effects and interactions is available in individual drug monographs in the CPS (e-CPS), Lexi-Comp, AHFS, other reliable drug monograph references. For comprehensive drug comparisons, see Rx Files charts ( This information should be routinely consulted before prescribing. 1) I have the beginnings of a cold sore on the lip. For Valacyclovir and Valtrex the recommended dosage is 2000mg every 12 hours...total of 4000mg in 24 hours. I have 2000mg of Valtrex and 2000mg Valacyclovir from prior outbreaks. Or do I need to take the 4000mg total dose with the same drug? 2) I am getting cold sores on the lip up to 3 times a year. Each outbreak if not treated early is as severe as all the rest. I have experienced non-stop severe cold sores for almost three months. I know how I got infected, and know I've never had them before. They cover the outer half of both lips, top and bottom). I am taking Thompson's lip relief (lysine, vit c, zinc, bioflavanoids) and an immune support (andrographis,olive leaf, echinacea), and have been for a few weeks. Valacyclovir dose for cold sores High-Dose, Short-Duration, Early Valacyclovir, Valtrex valacyclovir dosing, indications, interactions. Cialis dapoxetine overnight shipping What is valacyclovir? It's the active ingredient in Valtrex, used to treat cold sores and genital herpes. Buy Valacyclovir Generic Valtrex - Cold Sores & Genital Herpes.. How Long Does it Take for Valtrex to Work on a Cold Sore?. Acyclovir dose for cold sores - MedHelp. Valacyclovir, also known as Valtrex, is one of the most common medications used to treat oral herpes cold sores and genital herpes. I have the beginnings of a cold sore on the lip. For Valacyclovir and Valtrex the recommended dosage is 2000mg every 12 hours.total of 4000mg in 24 hours. Valtrex For Cold Sores. “These studies show that 1-day, high-dose valacyclovir therapy at the first symptom of a cold sore is a safe and effective treatment.