Guangxi produces a precious animal medicinal -- Gekko gecko. The reptile belongs to the Gekkonidae family, and is also known as "big house lizard". It is deemed useful in treating lungs, kidney, Yang, and blood, and relieving coughs. Traditional Chinese medicine practitioners sometimes will use it to treat asthenia, asthma, hemoptysis, pulmonary tuberculosis, neurasthenia, impotence, frequent urination, heart asthma and coldness in feet and knee in elderly patients. And the precious medicinal has clear and definite results. There are two common methods to use it: blending it with wine or steaming and boiling it.