Foot guard essence: It contains bio-grease, VE, VB and the other active factors. It can repair xerosis cutis, whiten and protect skin. 护足精华素：含生物脂、VE、VB等多元活力因子，能修护皮肤干燥皲裂、美白护肤。
Common agents for the treatment of senile xerosis are moisturizing ointments or ointments containing steroids and urea. 治疗老年性干燥症的常用制剂有：保湿软膏、激素软膏和尿素软膏。
Based on these results, Hirudoid ointment is considered to be a useful drug for the treatment of senile xerosis. 基于这些研究，喜疗妥软膏被认为是治疗老年性干燥症的有效药物。
Winter pruritus and pruritus in persons over age 60 is often caused by dryness of the skin (xerosis). 冬季瘙痒症和年龄超过60岁的老年人瘙痒是由干燥引起的（干燥症）。
Physical examination showed xerosis and pigmentation on his low extremities, and the skin touched hard. 皮肤科检查示双下肢皮肤干燥、僵硬伴明显色素沉着。
Therefore a urea-containing ointment, established and approved in the treatment of senile xerosis was chosen as a comparator to evaluate the efficacy of Hirudoid. 因此，尿素软膏，作为被认可的用于老年性干燥症的常用制剂，被选为对照药物用于评估喜疗妥的疗效。
