生地、熟地均来源于玄参科植物地黄的干燥根,为同一药物的不同加工品。生地为鲜品的干燥品;熟地为生地的蒸制品。二者均能滋阴生津,治阴虚津亏诸症。生地长于凉血,熟地长于补血。【生地黄】苦寒清热,甘寒质润养阴,为清凉滋润之品,擅长于滋阴清热凉血。功效清热凉血,养阴生津,润肠。主要用于瘟病热入营血症;血热妄行,吐血、衄血、尿血、崩漏下血等诸出血症;还 Both raw and rehmannia are derived from the dried root of Radix Scrophulariaceae, which is a different processed product of the same drug. The habitat is a dry product of fresh products; the rehmannia is a steamed product of the habitat. Both can nourish yin and produce fluid, treating yin deficiency and deficiency syndrome. The habitat is longer than the cooling blood and is rejuvenated longer than the blood. 【Rehmannia】Bitter cold and heat, sweet and cold, moist and nourishing, it is a refreshing moisturizing product. It is good at nourishing yin, clearing away heat and cooling blood. The effect of heat and cooling blood, Yang Yin Sheng Jin, Runchang. Mainly used for rickets and fever into the camp blood; blood heat stasis, vomiting blood, blood stasis, hematuria, hemorrhage and other hemorrhage; also