Both acyclovir and valacyclovir are medications that are used to treat the viruses known as herpes simplex, varicella zoster, and herpes zoster. These viruses are responsible for certain diseases like chickenpox and shingles, and the drugs can help prevent them from replicating in the body. Despite the overt similarities between these drugs, they have important differences between them that may determine how and when they are used in a clinical setting. A major difference between acyclovir and valacyclovir pertains to their bioavailability, or how efficiently they are absorbed into the bloodstream after ingestion. Valacyclovir tends to be absorbed more slowly than acyclovir, regardless of whether it is administered as a topical solution, by mouth, or via intravenous (IV) means. These two drugs are also broken down by the body at different rates. Acyclovir is metabolized my quickly, meaning that it must be taken more frequently than valacyclovir. Advertisement Genital herpes is a classification of STD disease brought by the infection of herpes simplex virus. In addition, genital herpes viruses can spread and be transmitted easily even before the symptoms come out. Medical researchers have not yet been able to discover a way to stop the spread of herpes and the number of people being infected by these viruses keeps growing in numbers. However, there are some medications that can lessen the outbreaks caused by these viruses and reduce the severity of cases and sometimes stop it from happening. Acyclovir is a form of antiviral drug used for the treatment and medication of herpes simplex. Two specific prescription drugs that are targeted to help lessen HSV outbreaks is Acyclovir and Valtrex. Oral Acyclovir is used for treating simple and uncomplicated type of genital herpes. It comes in form of capsule, tablet, suspension, injection, powder for injection, ointment. The ointment is used typically to treat initial genital herpes symptoms because it is proven that it can reduce healing time, reduce pain and limit the time the infection will spread. In the initial case of genital herpes, acyclovir reduces the number of lesions and the pain and also decreases the severity and frequency of the recurring infections. Buy propecia 1mg Anti inflammatory food chart Will prednisone cause constipation Abstract. Background. Valacyclovir exhibits better oral absorption and higher, more prolonged serum concentrations than oral acyclovir. The efficacy of valacyc. CAUTION. • Do not take the following medications at the same time as acyclovir and valacyclovir o Varicella vaccine Varilrix®, Varivax® o Herpes zoster. The purpose of this study is to determine whether treating HSV-2 with either valacyclovir or acyclovir is more effective in suppressing HIV-1 virus levels in people. The aim of this Cochrane Review was to find out if valacyclovir performs better than acyclovir in the treatment of a painful itchy rash caused by the chickenpox virus (herpes zoster ophthalmicus). Cochrane researchers collected and analysed all relevant studies to answer this question and found one ophthalmicus is a painful itchy rash that appears on one side of the forehead. If the rash reaches the eye it may lead to visual impairment. This is because the infection can damage the front of the eye. is caused by the chickenpox virus, which can remain in the body for many years after the original chickenpox infection, and may get reactivated. Doctors can treat herpes zoster ophthalmicus with acyclovir. This is an antiviral medication that kills the chickenpox virus. Hi, I was wondering if one antiviral medication (Valtrex/Zovirax/Famvir) is better than the other? I am currently on Valtrex 500mg QD for supressive therapy and all seems to be well (wood knock). Due to increasing prices/decreasing rx benefits, I am going to ask my gyn to possibly switch me to another medication that has a generic form. Valtrex is brand name only and will be (1/1/2009) costing me a $65 copay for a 90 day supply. Thanks Grace, that's what I was thinking but it's nice to have a confirmation. I'm actually taking 200mg Acyclovir 4x per day (simply because that's what my pharmacy had available). Very inconvenient, but much less expensive than Valtrex. So, it sounds like if I take the Acyclovir as directed it will be as effective as Valtrex at reducing the risk of transmission. Which is better valacyclovir or acyclovir What are the best treatments for herpes labialis? MDedge Family., Acyclovir and Valacyclovir Sildenafil absorption Compare Acyclovir vs Valacyclovir head-to-head for uses, ratings, cost, side effects, interactions and more. Acyclovir rated 8.5/10 vs Valacyclovir rated 8. Acyclovir vs Valacyclovir Comparison -. Valacyclovir vs. Acyclovir as HSV-2 Suppressive Therapy Effect on.. What are the medications for Genital Herpes? Is Acyclovir or.. Jun 17, 2016. drug, and therefore it costs more than its generic equivalent, valacyclovir. Acyclovir is a generic antiviral drug that can also be used for the. Some people, however, feel better about taking branded drugs, and they. Though both acyclovir and valacyclovir are used to treat similar conditions, they differ in terms of bioavailability, the dosages. Acyclovir Vs Valacyclovir. Which is Better? While Acyclovir is more commonly prescribed, Valacyclovir does have a faster effect and also lasts longer than Acyclovir.