Abstract: Aim To test the effects of Yan Yang Liquor on a mouse model of Yang-Deficiency. Methods Hydrocortisone was used to induce Yang - Deficiency syndrom in mice. Yan-yang liquor in different dosages was given to mice both in normal group and yang-defeciency group, and Nan Bao capsule was given to the mice in the control group. Results Like the effects of Nan Bao Capsule, Yan Yang Liquor could significantly relief the Yang-Dificiency snydrom. The mobility score in 10 min was 46.4±20.3 and 53.1±19.4 at 7.04mg/kg and 14.08mg/kg Yan Yang liquor,respectively,compared with 15.3±12.2 in Yang-Deficiency models. Conclusion Yan Yang Liquor has certain effects in tonifying the kidney and invigorating Yang.

Key words: Yang Yang Liquor, Yang-Deficiency, Tonifying the kidney and invigorating Yang