Biopharmaceutical companies are organizations that develop drugs using biological sources, such as living cells or proteins. These companies focus on creating treatments for various diseases, including cancer, diabetes, and autoimmune disorders. They often employ advanced technologies like genetic engineering and monoclonal antibodies to produce effective therapies. These companies play a crucial role in the healthcare industry by conducting research, clinical trials, and regulatory processes to ensure the safety and efficacy of their products. Notable examples of biopharmaceutical companies include Amgen, Genentech, and Biogen, which have contributed significantly to medical advancements and patient care.