These sorts of warnings have been going out since at least the 1980s. See https://news.ycombinator.com/item?id=10161818 https://news.ycombinator.com/item?id=101

These sorts of warnings have been going out since at least the 1980s. See https://news.ycombinator.com/item?id=10161818 https://news.ycombinator.com/item?id=10161818 where I found a 1988 newspaper article that said: > King said abuse of caffeine pills is fairly common among the teens and young adults treated by her [drug treatment] program. ... Sixteen people in North Carolina have died of caffeine poisoning since 1970, all from pills.