Untreated drug and alcohol use contributes to tens of thousands of deaths every year and affects the lives of many more people. We have effective treatments, including medications for opioid and alcohol use disorders, that could prevent a significant number of these deaths, but they are not being utilized widely enough, and people who could benefit often do not even seek them out. One important reason is the stigma around those with addiction.
https://www.scientificamerican.com/article/fighting-back-against-the-stigma-of-addiction/