Roasted tortoise shell refers to the Chinese medicine tortoise shell, the effects of which are nourishing yin and submerging yang (nourishing yin fluid and submerging yang energy), benefiting the kidneys and strengthening the bones, nourishing the blood and tonifying the heart (nourishing the blood and tonifying the heart), and fixing menstruation and stopping metrorrhagia (stabilizing menstruation and stopping metrorrhagia). It is used for yin deficiency and hot flashes (a burst of fever), night sweating with bone vapor (abnormal sweating after going to sleep and stopping after waking up), dizziness, internal movement of deficiency wind, impotence and weakness of sinews and bones, weakness of the heart and forgetfulness, and menstrual leakage (excessive or dripping menstruation) with heavy menstruation. Tortoise shell is salty and sweet in taste, slightly cold in nature, and belongs to the liver, kidney and heart meridians. It is good at nourishing kidney yin and liver yin, so it is suitable for yin deficiency and tidal fever, bone vapor and night sweating, dizziness and dizziness, and internal movement of deficiency wind caused by yin deficiency of the liver and kidney (deficiency of yin and fluid in the liver and kidney). It can benefit the kidneys and strengthen the bones, and is used for impotence and weakness of muscles and bones, etc. It can nourish the blood and nourish the heart, consolidate the essence and stop the disintegration, and can be used for heart deficiency and forgetfulness, and disintegration of menstruation and menorrhagia. It should be noted that it is contraindicated for pregnant women and those with cold dampness in the stomach. When taking the medicine, it is contraindicated for warm diet and eating with wine and amaranth. When it is put into the decoction, the medicinal properties are not easy to volatilize, it should be decocted first and for a long time. The use of medication should be under the guidance of a doctor, it is not recommended to take medication on their own.