A Pfizer Sales Representative is responsible for promoting and selling Pfizer's pharmaceutical products to healthcare providers, including doctors, hospitals, and pharmacies. They develop relationships with medical professionals, provide product information, and ensure that customers understand the benefits and proper usage of Pfizer’s medications. Sales reps also analyze market trends, meet sales targets, and stay updated on industry regulations. The role requires strong communication, negotiation, and organizational skills to effectively drive sales and support healthcare professionals in their treatment decisions.