Medications · FAQ
Who needs extra medical review before taking valacyclovir?
Short answer
People with kidney disease, dehydration, immune system problems, or an allergy to valacyclovir or acyclovir need careful medical review. Tell your physician if you are pregnant, planning pregnancy, or breastfeeding. Older adults may need dose changes based on kidney function. A licensed physician in your state decides whether treatment is appropriate.
Before taking valacyclovir, tell your prescriber about your health conditions and any past medicine allergies. A known allergy to valacyclovir or acyclovir is a reason not to take it unless a clinician has clarified the reaction and advised you. Describe what happened during any past reaction.
Your kidneys clear this medicine from your body. Kidney disease, dialysis, or dehydration can affect its safety and the dose you need. Older adults may need a kidney function review even if they have no known kidney disease. Also mention an organ or bone marrow transplant, HIV, or other conditions or treatments that weaken your immune system.
If you are pregnant, planning pregnancy, or breastfeeding, discuss treatment with your clinician. These situations do not automatically rule out valacyclovir, but care should fit your needs. Genital herpes during pregnancy also needs guidance from your pregnancy care team, especially if it is a new infection. A licensed physician in your state will weigh the risks and potential benefits before prescribing.
Sources
Written by the Verra clinical team · Medical review pending
General information, not medical advice. If you're in crisis, call or text 988.