Udilavi 300mg Tablet is used to dissolve certain gallstones and prevent them from forming. It is also used to treat a type of liver disease called primary biliary cirrhosis. It helps break down the cholesterol that has converted into stones in your gallbladder thereby dissolving the stones. Udilavi 300mg Tablet should be swallowed whole after a meal and with a glass of milk or water. The dose will depend on what you are being treated for and your body weight. Take it regularly to get maximum benefit and keep taking it for as long as prescribed (several months or longer). Keep taking it even if your symptoms disappear. This medicine's most common side effects are abdominal pain, diarrhea, hair loss, itching, nausea, and rash. Not everyone gets these side effects. If you are worried about them, or they do not go away, let your doctor know. Before taking this medicine, you should tell your doctor if you have an inflammation of the gallbladder or bile ducts, you get frequent cramp-like pain in your upper abdomen, you have been coughing up blood or you have gained weight rapidly. Using this medicine can reduce or increase the effect of some other medicines so tell your doctor all other medicines you are taking. Women should discontinue hormonal birth control pills as they can increase the production of gallstones. During the treatment, you may need ultrasound scans, or frequent blood tests to check your liver function.