> Presumably, these drugs are (ridiculously tightly) controlled to prevent society-wide harm.

Maybe I'm misunderstanding what you mean - but I think almost any college student would disagree with this presumption.

> Do you have a source for the benefits giving way to problems long-term?

Although a very long read, I found this to be very insightful:

> It was still true that after 14 months of treatment, the children taking Ritalin behaved better than those in the other groups. But by 36 months, that advantage had faded completely, and children in every group, including the comparison group, displayed exactly the same level of symptoms.

https://archive.is/20250413091646/https://www.nytimes.com/20...