New data confirming that Gilead Sciences Inc.’s Hepcludex (bulevirtide) effectively cures hepatitis delta virus (hepatitis D), one of the most severe viral infections of the liver, and favorable phase III results from Madrigal Pharmaceuticals Inc.’s nonalcoholic steatohepatitis (NASH) contender were among the highest-profile scientific announcements at the International Liver Congress (ILC) 2022.