Which pharmaceutical company first introduced the 'blister calendar pack' that revolutionized medication adherence by clearly labeling each pill with the day of the week?

Medical product packaging has evolved significantly over the years to address patient safety, compliance, and usability concerns. Smart packaging technologies now include features like time-temperature indicators, electronic compliance monitoring, and anti-counterfeiting measures. This poll tests your knowledge of a groundbreaking pharmaceutical packaging innovation that dramatically improved patient medication adherence.

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Searle (now part of Pfizer) with Enovid in 1963
Johnson & Johnson with Tylenol in 1975
Bayer with Aspirin in 1952
Merck with Vioxx in 1989