Pfizer
Pfizer Inc. is a multinational pharmaceutical corporation headquartered in New York City, primarily engaged in the research, development, manufacturing, and marketing of healthcare products. The company operates in several sectors, including pharmaceuticals, vaccines, and consumer healthcare. Pfizer's core products encompass a wide range of therapeutic areas, including oncology, cardiology, immunology, and infectious diseases, with notable offerings such as the COVID-19 vaccine, Prevnar for pneumonia, and a variety of prescription medications.