Both oral and injectable naltrexone treatment for alcohol use disorder following hospital discharge resulted in similar rates of medication adherence, specialty addiction treatment engagement, and post-discharge alcohol consumption. The two medication delivery systems were compared in a small study with 35 participants who completed a 45-day post discharge treatment protocol. The participants reported medication adherence; 62% of those taking the oral self-reported were taking it daily, and 61% of those who received an injection also received a second injection. In both groups, the participants made at least three treatment visits to a specialty addiction treatment provider organization . . .