Health Care

A closely watched study of GlaxoSmithKline's Breo Ellipta respiratory treatment failed to prove that it extends patients' lives, denying the drugmaker a much-needed marketing edge in one of its key medicine categories.

Horizon Pharma is continuing its hostile takeover bid for Depomed by offering to exchange a portion of its stock for shares of the rival drugmaker.

Medtronic Inc. (MDT) on Thursday reported fiscal first-quarter profit of $820 million.

Canadian drugmaker Valeant will work with British competitor AstraZeneca on a potential treatment for psoriasis a few months after biotech giant Amgen said it was ending research on the drug because of a link to suicidal thoughts and behavior.

Stocks that moved substantially or traded heavily Monday on the New York Stock Exchange and the Nasdaq Stock Market: NYSE Chevron Corp., up 56 cents to $80.99 Oil stocks tracked the price of crude, which shook off early losses and rallied on a report of a June drop in U.S. production.

Mylan NV's shareholders approved the proposed buyout of Perrigo Co. and the generic drugmaker hopes to push ahead with a formal offer soon.

Biotech drugmaker Amgen said Tuesday it filed for marketing approval of a drug designed to treat a symptom of chronic kidney disease.

Drugmaker Pfizer says it's received the final regulatory approvals for its $15.23 billion purchase of injectable drug and infusion device maker Hospira, and says the deal will close in early September.

Three New York hospitals and a health care management company have agreed to an $8 million settlement with state and federal authorities to resolve allegations they illegally billed Medicaid, the state's attorney general announced Monday.

Stocks that moved substantially or traded heavily Thursday on the New York Stock Exchange and the Nasdaq Stock Market: NYSE Valeant Pharmaceuticals International Inc., down $15.85 to $229.06 The drug developer will pay about $1 billion to buy Sprout Pharmaceuticals, which makes the first women's libido drug, Addyi.

A Pasadena hospital says some patients have been infected with an antibiotic-resistant "superbug" that's been linked to a widely used medical scope.

The U.S. Department of Agriculture is taking bids from animal health companies for a bird flu vaccine.

Biotech drugmaker Amgen will pay $71 million to settle an investigation into illegal marketing of its drugs Aranesp and Enbrel, ending an investigation by 48 states and Washington DC.

Federal regulators have uncovered new violations by the manufacturer of medical scopes recently linked to outbreaks of deadly "superbug" bacteria at U.S. hospitals.

A chemical leak sent at least 15 people to a hospital for treatment before it was stopped at a plant on Terre Haute's south side, authorities said.