Johnson & Johnson and its subsidiaries are engaged in the research and development, manufacture, and sale of a range of products in the healthcare field. The Company's primary focus is products related to human health and well-being. The Company operates through two segments: Innovative Medicine and MedTech. The Innovative Medicine segment is focused on various therapeutic areas, including immunology, infectious diseases, neuroscience, oncology, pulmonary hypertension, and cardiovascular and metabolism. Medicines in this segment are distributed directly to retailers, wholesalers, distributors, hospitals, and healthcare professionals for prescription use. The MedTech segment includes a broad portfolio of products used in the orthopedic, surgery, cardiovascular, and vision fields. These products are distributed to wholesalers, hospitals and retailers, and used principally in the professional fields by physicians, nurses, hospitals, eyecare professionals, and clinics.