Which innovative pharmaceutical packaging design feature was specifically developed to reduce medication errors in hospital settings?

Modern medical packaging design has evolved dramatically in recent years, driven by patient safety concerns, sustainability efforts, and technological innovations. Pharmaceutical companies and medical device manufacturers must balance regulatory compliance with user-friendly design while ensuring product integrity. This trivia question explores a significant development in medical packaging that has transformed patient safety protocols in healthcare settings.

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Blister packs with calendar days printed on each dose
Tall Man lettering (mixed case) on look-alike drug names
Child-resistant caps requiring two-step opening
Color-coded package borders based on therapeutic class