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Although valacyclovir is not addictive, without it, herpes outbreaks can return. For most, this will mean sores and lesions in the genital area and other places on the body and/or cold sores. 

How Long Do Valacyclovir Withdrawal Symptoms Last?

There are no specific withdrawal symptoms with valacyclovir. However, herpes outbreaks may return. They will last until treatment starts or they resolve on their own. 

Withdrawal Symptoms

There are no withdrawal symptoms from valacyclovir, but herpes outbreaks may return. 


Those with a history of herpes outbreaks may see a return of symptoms. 

Treatment Options

If symptoms return, a physician might decide to try another round of valacyclovir or another antiviral medication. 

Disclaimer: this article does not constitute or replace medical advice. If you have an emergency or a serious medical question, please contact a medical professional or call 911 immediately. To see our full medical disclaimer, visit our Terms of Use page.

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