Ursodeoxycholic acid (UDCA), also known as ursodiol, is a secondary bile acid, produced in humans and most other species from metabolism by intestinal bacteria.

熊去氧胆酸（英語： Ursodeoxycholic acid ，也被称为3α,7β-二羟基-5β-胆烷-24-羧酸，3α,7β-dihydroxy-5β-cholan-24-oic acid，缩写 UDCA），是一种来自熊膽的胆汁酸 [1] ，为次级胆汁酸，在大部分动物体内由初级胆汁酸经由细菌代谢生成。

熊脱氧胆酸(ursodeoxycholic acid，UDCA)：它是双羟基胆汁酸，亲水性，在急性和慢性肝炎的应用正在扩大。 胆盐促使水份、卵磷脂、胆固醇和结合胆红素从胆道排泄，熊脱氧胆酸盐比其它胆酸盐有大得多的利胆作用。

2022年10月12日 · udca临床应用主要为胆汁淤积性肝病，胆固醇性结石，胆汁反流性胃病，是国内外指南/共识推荐pbc治疗的一线药物。 研究表明UDCA可改善肝组织纤维化，仍需进一步的研究与验证。

2020年7月9日 · 熊去氧胆酸 (udca)是一种用于胆汁淤积性肝病治疗的重要药物。udca 作为内源性药物的代表，在人体内具有胆汁酸特有的宿主-肠道菌群共代谢和肝-胆-肠循环处置特征，这为其仿制药研发带来了高度的技术挑战。

Ursodeoxycholic acid (UDCA) is a pharmaceutical ingredient widely used in clinics. As bile acid it solubilizes cholesterol gallstones and improves the liver function in case of cholestatic diseases. UDCA can be obtained from cholic acid (CA), which is …

2023年2月12日 · Ursodeoxycholic acid is a medication used to manage and treat cholestatic liver disease. This activity reviews the indications, mechanism of action, and contraindications for UDCA as a valuable agent in managing liver disease.

Tauroursodeoxycholic acid (TUDCA) is a naturally occurring hydrophilic bile acid that has been used for centuries in Chinese medicine. Chemically, TUDCA is a taurine conjugate of ursodeoxycholic acid (UDCA), which in contemporary pharmacology is approved by Food and Drug Administration (FDA) for treatment of primary biliary cholangitis.

udca在体内溶解胆固醇结石的效果优于鹅去氧胆胆胆酸（cdca）。 udca的药代动力学. udca呈弱碱性，口服后通过被动扩散而迅速吸收，吸收的最有效部位是中等碱性环境的回肠。生物利用度为90%，总蛋白结合率为70%。

2020年2月20日 · Udca 150mg Tablet is a hepatoprotective medication. It works by reducing the amount of cholesterol in the blood and helps dissolve gallbladder stones that are composed mainly of cholesterol. It also improves liver enzymes, protects liver cells from injury caused due to toxic bile acids, and improves liver function.