Kratom shown to be non-lethal when used alonehttps://www.drugabuse.gov/publications/drugfacts/kratom So...there are not any cases of anyone dying of a kratom overdose and every death...
Ohio has mastered IV use of kratom...apparently...
https://www.painnewsnetwork.org/stories/2018/10/2/ohio-banning-sales-of-kratom-and-cbd-nbsp