Core Viewpoint - The outlook for large pharmaceutical companies in the US and Europe in the second half of 2025 is mixed, with concerns over US drug pricing and optimistic expectations for upcoming data releases [2]. Group 1: Patent Expiration Risks - Over $350 billion in annual sales for large pharmaceutical companies in the US and Europe face risks from patent expirations, with 133 drugs losing exclusivity between 2025 and 2030 [5]. - Approximately 40% of the revenue at risk from patent expirations comes from small molecule drugs, while biologics represent the highest share of potential sales erosion [5]. - Merck faces the greatest risk due to the patent expiration of Keytruda in 2028, with Bristol Myers Squibb also significantly impacted [5]. Group 2: Currency Impact - The recent decline of the US dollar may negatively affect non-dollar reporting pharmaceutical companies, including Sanofi, Roche, GSK, and Novo Nordisk [7]. - Conversely, companies like AstraZeneca and Novartis, which report in dollars, may benefit from favorable currency effects [7]. Group 3: Earnings Growth Projections - Eli Lilly and Novo Nordisk are expected to lead in adjusted earnings growth for 2025, with Lilly's operating margin showing significant expansion potential [8]. - AstraZeneca, Sanofi, and Novartis are projected to achieve double-digit earnings growth, with Novartis's outlook being particularly surprising given its patent challenges [8]. - Bristol Myers Squibb and Bayer are experiencing profit margin pressures due to competition from high-margin generics [8]. Group 4: Sales Forecasts - Sales forecasts for major pharmaceutical companies indicate varied growth rates, with Eli Lilly projected to grow from $45.043 billion in 2024 to $100.289 billion by 2029, reflecting a compound annual growth rate (CAGR) of 22.7% [9]. - Novo Nordisk is expected to see sales increase from $290.403 billion in 2024 to $515.458 billion by 2029, with a CAGR of 14.3% [9]. - In contrast, Pfizer's sales are projected to decline from $63.627 billion in 2024 to $53.724 billion by 2029, indicating a negative CAGR of 1.5% [9].