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. Amoxicillin hives Clomid for men Valacyclovir For Cold Sores – Cold Sore Overview. Cold sores, also known as fever blisters, are groups of small blisters that form on or near the lips. Cold sores are a result of something called herpes simplex virus HSV. There are two types of HSV, and both can cause cold sores. HSV-1 typically is responsible for cold sores, and HSV-2 is most often the cause of genital herpes. 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. Medscape - Herpes simplex, zoster-specific dosing for Valtrex valacyclovir, frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules, and cost information. 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 Valacyclovir Dosage For Cold Sores Medypharma, How To Use Valtrex For Cold Sores - How To Get Rid Of A Cold Sore Is metformin safeModafinil 200 mg overnight shipping Cold Sore - Guidelines for Prescribing Oral Antivirals. Description. Cold sores. max of 200mg per dose 5 times per day for 5 days. VALACYCLOVIR. Cold Sore - Guidelines for Prescribing Oral Antivirals. Valtrex valacyclovir dosing, indications, interactions.. Valacyclovir Dosage For Cold Sore Medypharma. Cold Sores Herpes Labialis The recommended dosage of VALTREX for the treatment of cold sores in pediatric patients aged greater than or equal to 12 years is 2 grams twice daily for 1 day taken 12 hours apart. Therapy should be initiated at the earliest symptom of a 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. VALTREX. VALTREX valacyclovir. Cold Sores Herpes Labialis VALTREX is indicated for the treatment of. The total dose should not exceed 1 gram 3 times.