The Biannian lotion does not need to wash the vagina after use, Biannian lotion is a proprietary Chinese medicine lotion, mainly composed of cypress, bitter ginseng, dandelion, diburan, serpentine and other traditional Chinese medicines, has the effect of clearing away heat and removing toxins and stopping dampness, and it can be used to treat trichomonas vaginitis, bacterial vaginosis, or mycotic vaginosis caused by vulvar itching, urination of yellowish short and astringent, and reddish mossy tongue, etc. The Biannian lotion is a traditional Chinese medicine lotion. Women in the use of the drug, must pay attention to personal hygiene, before using the drug to wash their hands, to avoid infection, the drug can not contact the eyes and skin breaks, in the menstrual period is not recommended to use.