Kathryn Meininger began writing and publishing poetry in 1967. She was co-founder and editor of the professional magazine "Footsteps" and began writing articles online in 2010. She earned a Doctor of Podiatric Medicine from Temple University School of Podiatric Medicine and a Bachelor of Arts in biology from William Paterson University. View Full Profile Valtrex can affect kidney function, resulting in kidney failure. Valtrex, taken orally or intravenously, can lead to renal toxicity and renal failure in some who take the drug long term. According to the American Social Health Association, Valtrex converts to acyclovir as it is metabolized, and may crystallize out within the renal tubules, leading to renal toxicity and failure. Inadequate hydration can increase the chances for kidney failure, so drink plenty of water to keep your kidneys hydrated while taking Valtrex. A few years ago I had some laser resurfacing done around my lips, and the doctor gave me Valtrex to take for a few days before/after the procedure to guard against getting herpes/cold sores, which I guess are sometimes prevalent after this procedure, and which I am prone to. I only get it when I go out in the sun, or am stressed about an upcoming trip or event, or basically anything that requires me to look my best. I have a big reunion coming up and do not wish to have these things break out on my lips. I have some that are 500 mg, but don't know how many to take. The ones I have on hand are 500mg each; and I vaguely remember taking them once like candy trying to fend off an outbreak. Does anyone know if I could just take Valtrex prior to the event to stop a breakout? I think I still have about 6 of them left from when I had the laser work. Ciprofloxacin used for uti Buy doxycycline tablets from chemist Valtrex for Shingles Dosing Information The dose of Valtrex your healthcare provider recommends to treat shingles will vary, depending on a number of factors, including Before a sexual encounter if I were to take an additional dosage of Valtrex, what would be the most beneficial time frame to further inhibit transfer? A day or. Valtrex official prescribing information for healthcare professionals. Includes indications, dosage, adverse reactions, pharmacology and more. This content has not been reviewed within the past year and may not represent Web MD's most up-to-date information. To find the most current information, please enter your topic of interest into our search box. 27, 2002 -- The drug Valtrex -- prescribed to prevent recurrences of genital herpes -- may actually help prevent the spread of the virus from one sexual partner to another. The lifelong infection affects 1 in 5 adults, and many infected people don't have symptoms and don't know they are infected. In the study heterosexual, monogamous couples were instructed to use condoms during sex. Previous research has shown that even when told to use condoms, many monogamous couples don't follow these instructions. Once-daily Valtrex cut the chance of the partner getting herpes with no symptoms by 50%. The risk of developing genital herpes with symptoms in the partner dropped by 77%. Valtrex demonstrates proven effectiveness as a therapeutic and preventative medication for treating many types of herpes viruses. The herpes virus cannot be completely removed from the body. Therefore, the action of the drug is directed primarily at stopping an outbreak, eliminating unpleasant symptoms, increasing the periods of remission, and avoiding relapses. Valtrex is available as tablets in strengths equal to 0.25, 0.5, and 1 g, sold in packages of 10 or 42 pieces. Valacyclovir is the primary active substance in Valtrex. The L-valyl ester of acyclovir is associated with excellent absorption and a significant concentration in the blood. Therefore, Valtrex demonstrates longer lasting effects compared with its analogs. Valtrex preventative Valtrex Valacyclovir Hydrochloride Side Effects, Interactions., Valtrex dosage for prevention - MedHelp Doxycycline malariaBuy viagra japanCialis 5mg priceAzithromycin allergyBuy blue diamond viagra Nov 14, 2014. Valtrex is the brand name for valacyclovir, an antiviral drug used to treat infections caused by certain types of viruses. In adults, it's prescribed. Valtrex Valacyclovir - Side Effects, Dosage, Interactions - Drugs. Valtrex - FDA prescribing information, side effects and uses. Valacyclovir 101 How it Works, Side Effects & More - Hims. We were having a discussion about this earlier - if one can take Valtrex to prevent HSV. I haven't heard that it does, but I know that some HAART meds are used to. Nov 1, 2003. Valacyclovir is a more effective prophylaxis than acyclovir against. Valacyclovir was developed to improve the bioavaliablity of acyclovir. Valtrex demonstrates proven effectiveness as a therapeutic and preventative medication for treating many types of herpes viruses. The herpes virus cannot be.