Which pharmaceutical company first pioneered direct-to-consumer (DTC) television advertising for prescription medications in the US with their 'purple pill' campaign?

In the world of medical marketing, certain campaigns have revolutionized how pharmaceutical products are promoted to both healthcare professionals and consumers. This poll tests your knowledge of a groundbreaking marketing campaign that changed how a particular medication was positioned in the market. Consider how pharmaceutical companies navigate the complex landscape of medical marketing while adhering to regulatory requirements.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

AstraZeneca (for Nexium/Prilosec)
Pfizer (for Lipitor)
Johnson & Johnson (for Tylenol)
Eli Lilly (for Prozac)