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Pfizer Inc: Evolving to meet the needs of a changing society

Since Pfizer was founded by cousins Charles Pfizer and Charles Erhart in 1849, our pharmaceutical company has remained dedicated to discovering and developing new, and better, ways to prevent and treat disease and improve health and well being for people around the world. From the miracle of penicillin to Pfizer Helpful Answers, which helps people without prescription coverage maintain access to important medications, to our medicine safety website, we focus on meeting the world's diverse health needs.

We invite you to explore our rich history and see how we have continually evolved our company to keep pace with the needs and expectations of our stakeholders and society as a whole.