Pfizer Inc. is one of the world’s largest research-based pharmaceutical and biomedical companies, known for developing, manufacturing, and marketing medications and vaccines for humans and animals. Founded in 1849 in New York by German entrepreneurs Charles Pfizer and Charles F. Erhart, Pfizer is one of the oldest pharmaceutical companies in North America. Pfizer develops and produces medication and vaccines for immunology, oncology, cardiology, endocrinology, and neurology. Explore an overview of our products and search for information on our most popular products. We’ve transformed growth and development at Pfizer to ensure that everyone can follow a path to their dream career, whether that’s climbing a traditional ladder or “zig-zagging” their way to a new role. We encourage everyone to view our press releases, press statements, and press kits to stay up to date on Pfizer news. However, to ensure that customers, investors, and others receive the appropriate attention, Pfizer media contacts may only respond to calls and emails from professional journalists. Pfizer is a leading developer and manufacturer of pharmaceuticals and biotech drugs. Its products include oncology and immunology drugs, treatments for rare diseases, and vaccines. Pfizer Reports Strong Third-Quarter 2026 Results And Raises 2026 Guidance Read More 11.03.2026 In this section find an overview of our Pfizer Products and search for information on our most popular Pfizer products. Our products are the results of 1500 scientists overseeing more than 500,000 lab tests and over 36 clinical trials before the first prescription. Pfizer | 7,263,069 followers on LinkedIn. We’re celebrating over 175 years of daring scientific innovation—and we’re not done yet. Let’s outdo yesterday. Starting with Charles Pfizer inventing an almond-flavored antiparasite medicine in 1849, our people have always been innovators and trailblazers, committed to finding the next cure.