英语语法分析

Fenistil Cold Sore Cream is for the treatment of cold sores (herpes labialis).

芬尼地尔唇疱疹霜用于治疗唇疱疹（唇疱疹）。

The objective was to observe the clinical effect of Penciclovir cream for treating herpes labialis.

目的是观察喷昔洛韦对唇疱疹的临床疗效。

A number of topical antivirals are effective for herpes labialis, including acyclovir, penciclovir, and docosanol.

许多局部抗病毒药可有效治疗唇疱疹，包括阿昔洛韦，喷昔洛韦和二十二烷醇。