Another name for ursodiol?

What other name is ursodiol sold under?

Ursodiol is also commonly known as ursodeoxycholic acid (UDCA). [1]

Are there common brand names users might recognize?

Depending on the country, ursodiol/UDCA is sold under brand names such as Urso and Ursofalk. [1]

Why do the names look different (ursodiol vs. UDCA)?

“Ursodiol” is a shorthand name for the same active ingredient known chemically as ursodeoxycholic acid (UDCA). [1]

Sources
[1] https://www.drugpatentwatch.com/p/ursodiol-ursofalk/