Adial Pharmaceuticals (NASDAQ:ADIL – Get Rating) was downgraded by Zacks Investment Research from a “buy” rating to a “hold” rating in a report issued on Thursday, Zacks.com reports. According to Zacks, “Adial Pharmaceuticals Inc. is a clinical-stage biopharmaceutical company. It focused on the development of a therapeutic agent for the treatment of alcohol use disorder. […]