The Chicago Metropolitan area was shaken up in the fall of 1982. In just a few short days, seven people died of cyanide poisoning after taking what they believed to be regular-old Tylenol. Panic struck the entire state of Illinois, and changed the way we get over the counter drugs forever.
Sources for this episode:
https://en.wikipedia.org/wiki/Chicago_Tylenol_murders
https://beyondthedash.com/blog/remembering/remembering-the-victims-chicago-tylenol-murders/7360
https://www.chicagomag.com/Chicago-Magazine/October-2012/Chicago-Tylenol-Murders-An-Oral-History/
https://www.ou.edu/deptcomm/dodjcc/groups/02C2/Johnson%20&%20Johnson.htm