上克通大睾 Shanghai Jiao Tong University Used for herpes(疱疹病毒) infections HN H2N H Aciclovir(阿昔洛韦) Ganciclovir(更昔洛韦)：≈aciclovir,1O0 fold effective on cytomegalovirus Valaciclovir(伐昔洛韦)：prodrug of aciclovir Famciclovir(泛昔洛韦)：≈aciclovirShanghai Jiao Tong University Aciclovir（阿昔洛韦） Ganciclovir（更昔洛韦）：≈ aciclovir , 100 fold effective on cytomegalovirus Valaciclovir（伐昔洛韦）：prodrug of aciclovir Famciclovir（泛昔洛韦）： ≈ aciclovir Used for herpes（疱疹病毒） infections