J&J operates a dual-engine healthcare model split into two reporting segments. Innovative Medicine (pharmaceuticals and biologics) is the larger, higher-margin business, generating $60.40 billion in 2025 (about 64% of total revenue) from blockbuster immunology, oncology, and neuroscience drugs sold primarily to healthcare systems, pharmacies, and distributors -- pricing power that comes with patent-cliff risk once exclusivity expires. MedTech (medical devices) generated $33.79 billion (about 36%), selling surgical robots, artificial joints, cardiovascular devices, and orthopedic implants directly to hospital systems, a steadier business that doesn't face the same all-or-nothing patent expiration risk. Both segments grew about 6% in 2025, taking total revenue to $94.193 billion. J&J has actively reshaped this two-segment structure through acquisitions and divestitures: it separated its consumer-health business (Band-Aid, Tylenol, Listerine) into the standalone company Kenvue in 2023 to sharpen focus on higher-margin medicine and devices, then used the resulting balance-sheet flexibility for large acquisitions including Abiomed ($16.6 billion, 2022), Shockwave Medical ($13.1 billion, 2024), and Intra-Cellular Therapies ($14.6 billion, 2025). That pattern -- shedding slower-growth consumer products while buying innovation-stage drug and device makers -- has defined J&J's capital allocation for more than a decade. J&J's talc-related litigation liability, stemming from baby-powder lawsuits predating the Kenvue separation, remains a contingent financial risk investors weigh against the company's segment growth.