Which packaging innovation introduced in the last decade has most significantly improved medication adherence for elderly patients according to a 2022 WHO study?

Pharmaceutical and medical device packaging has evolved significantly to meet strict regulatory requirements, improve patient safety, and enhance sustainability. Smart packaging technologies are revolutionizing medicine adherence and product integrity tracking. Test your knowledge about a groundbreaking packaging innovation that has transformed medication safety and compliance in recent years.

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NFC-enabled smart blister packs that track medication use and send reminders to patients' smartphones
Color-changing packaging that indicates when medication has been exposed to improper temperature conditions
Single-use biodegradable sachets with time-stamped dissolvable compartments
Voice-activated prescription bottles with biometric authentication and automated dispensing