ADHD and Substance Use

The only real trial is that now there have been questions about those and other things certainly needs to be replicated probably in a larger sample. But the initial is it's not at least effect is not like a robust robust effect. So, maybe trends toward improvement, but then all of the other issues that are associated so the real the only real trial was done on adults with ADHD who were receiving methadone maintenance for opioid use disorder.