Valtrex is an antiviral drug used to treat infections caused by herpes Valtrex may also be used for purposes not listed in this medication guide. 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. Drug Information on Valtrex (valacyclovir) includes drug pictures, side effects, Valacyclovir may also be used for purposes not listed in this medication guide. For non-prescription products, read the label or package ingredients carefully. If it is almost time for your next dose, skip the missed dose and take the medicine at the next regularly scheduled time. However, because drugs affect each person differently, we cannot guarantee that this information includes all possible side effects. What are the possible side effects of valacyclovir? In your body, valacyclovir becomes the anti-herpes medicine, acyclovir. Valacyclovir has several potential side link, the most common of which affecting more than one percent useed users are vomiting, diarrhea, headache and nausea. Treatment with valacyclovir should be started as soon as possible after the first appearance of symptoms such as tingling, burning, blisters. However, this drug can help prevent such a re-infection at a later time. Email Address. If it is almost time for your next dose, skip the missed dose and take the medicine at the next regularly link time. Therefore, this drug should only be used in pregnancy if clearly needed. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances. This is not a complete list click here side effects and others may occur. The average household teaspoon may not hold the right amount of liquid. Fkr from freezing. Herpes Incubation Period. Valacyclovir mg-GRE oblong, blue, imprinted with F Other drugs may interact with valacyclovir, including prescription and over-the-counter medicines, vitamins, and herbal products. If you have kidney problems or a history of kidney disease, you may not be able to clear it from your body. The cost of these tests will depend on your insurance coverage. Before link valacyclovir, tell your doctor if you have:.