Synonyms: l-valine -2-[(2-amino-1,6-dihydro-6-oxo-9h-purin-9-yl) methoxy]ethylester monohydrochloride;valacycloverhydrochloride;l-valine 2-[(2-amino-1,6-dihydro-6-oxo-9h-purin-9yl)methoxy]ethyl ester, hydrochlroride salt, ;valacyclover hydrochloric;l-valine, 2-[(2-amino-1,6-dihydro-6-oxo-9h-purin-9-yl)methoxy]ethyl ester, monohydrochloride (9ci);valacyclovir hydrochloride;l-valine 2-[(2-amino-1,6-dihydro-6-oxo-9h-purin-9yl)methoxy]ethyl ester, hydrochloride salt;valaciclovir hydrochloride;9-((2-hydroxy-ethoxy)methyl)guanine l-valine ester hydrochloride;Valacyclovir hcl;2-[(2-amino-6-oxo-3,6-dihydro-9H-purin-9-yl)methoxy]ethyl L-valinate hydrochloride (1:1);2-[(2-amino-6-oxo-3,6-dihydro-9H-purin-9-yl)methoxy]ethyl L-valinate