Merck & Co’s approved Keytruda lung cancer treatment provided superior overall survival to chemotherapy in a late-stage study of patients with advanced disease whose tumors produce a protein called PD-L1 […]

Eli Lilly and Co’s experimental pill for rheumatoid arthritis proved superior to Abbvie Inc’s leading injectable Humira treatment in a large study, which analysts said could prod them to raise […]

The odds that Merck & Co’s high-stakes cholesterol drug will succeed have dropped dramatically after Eli Lilly and Co said its similar medicine failed to reduce heart attacks and strokes, […]

Express Scripts Holding Co, the largest manager of prescription drug plans for U.S. employers and health plans, said it has reached deals to cover two costly new cholesterol drugs and […]

The U.S. Food and Drug Administration on Friday approved Merck & Co Inc’s immunotherapy, Keytruda, for patients with the most common form of lung cancer whose tumors produce a specific […]

An early-stage study shows Bristol-Myers Squibb Co’s Opdivo treatment can be safely and effectively paired with relatively low and infrequent dosages of the company’s other immunotherapy, Yervoy, for patients with […]

A surge of takeover activity involving healthcare, financial and retail companies lifted the value of deals in July over $430 billion, making it the seventh-busiest mergers and acquisition month on […]

Amgen Inc. raised its 2015 guidance after reporting that its second-quarter earnings rose 6.9% on better-than-expected sales growth and lower operating expenses. For the year, the biotechnology company now expects […]

Gilead Sciences Inc. said its two key hepatitis C drugs, Sovaldi and Harvoni, generated about $4.9 billion in sales in the second quarter, topping Wall Street estimates, thanks to better-than-expected […]

Pfizer Inc on Tuesday reported better-than-expected second-quarter profit and revenue, helped by strong demand for its pneumonia vaccine and new breast cancer drug, sending its shares up 1 percent. The […]