Dehydrocholic acid is primarily used in the medical field as a choleretic agent, which means it stimulates the production and flow of bile from the liver. This property makes it beneficial in treating conditions like biliary stasis, where bile flow is sluggish or impaired. It helps in improving digestion and absorption of fats by enhancing bile secretion.

Additionally, it is sometimes used in diagnostic procedures to assess gallbladder function. By promoting bile flow, it aids in clearing out bile ducts and reducing the risk of gallstone formation. It is also employed in post-surgical recovery to prevent bile retention and support liver function.

In some cases, dehydrocholic acid is combined with other medications to enhance their effectiveness, particularly in treating liver and gallbladder disorders. However, its use is carefully monitored due to potential side effects, especially in patients with certain liver or gastrointestinal conditions.