Drug information on Valacyclovir Hydrochloride Caplet for health care professionals. For recurrent outbreaks of genital herpes, valacyclovir works best if it is used within 24 hours after Adults— milligrams (mg) two times a day for three days. therapy ( mg once daily). The CHMP concluded that the indication about prophylaxis for transmission of genital herpes with. VACV can not be regarded to as. Other secondary end points included length of the episode and the occurrence of aborted lesions. Last updated on Dec 3, In addition to adverse events reported from clinical trials, the following events have been identified during postmarketing use of VALTREX. Median duration of pain for persons enrolled in a comparative study of 3- and tretinoin pronounce regimens of valacyclovir for the episodic treatment of genital herpes. The amount of medicine that you take depends on the strength of the medicine. Visit now. Subscribe to our newsletters. Comment title. The following twie adverse reactions are discussed in greater detail in other sections of the labeling:.