GlaxoSmithKline said it would buy cancer-focused drug company Tesaro for about $4.16 billion, positioning the health-care giant in a promising, but fiercely competitive, area of medicine.

Glaxosmithkline, with multiple operations in Montco, just scored a major regulatory win that could reshape how lupus ...

This morning, GlaxoSmithKline announced a $3 billion criminal settlement with the Department of Justice to settle accusations that it didn't tell regulators about safety problems with an infamous ...

GlaxoSmithKline, which is based in London, was formed on Jan. 1, 2001 by the $76 billion merger of Glaxo Wellcome, the maker of Wellbutrin (depression) and Imitrex (migraines), ...

U.S. Senator Maggie Hassan said on Friday she is launching an investigation into British pharmaceutical giant GlaxoSmithKline ...

Pharmaceutical giant GlaxoSmithKline will shutter its Clifton oral care manufacturing plant on Thursday, and lay off 165 employees, the London-based firm confirmed today. The plant closure is part ...

Democratic U.S. Senator Maggie Hassan said on Friday she is launching an investigation into British pharmaceutical giant GlaxoSmithKline's decision to discontinue a widely used asthma inhaler for ...

GlaxoSmithKline downgraded full-year earnings expectations, as its second-quarter profit was hit by currency moves, weak sales of its respiratory drugs and the continuing bribery investigation in ...

GlaxoSmithKline LLC will pay $3 billion and plead guilty to promoting two popular drugs for unapproved uses and to failing to disclose important safety information on a third in the largest heal ...

GlaxoSmithKline, the world's largest vaccine maker, and France's Sanofi have a $2.1 billion deal with the U.S. government to develop and manufacture a coronavirus vaccine.

NEW YORK (CNNMoney) -- GlaxoSmithKline was slapped with a $3 billion fine Monday by the U.S. Justice Department after failing to report safety data on some of the company's most popular drugs. The ...

Consumer genetic testing company 23andMe announced on Wednesday that GlaxoSmithKline purchased a $300 million stake in the company, allowing the pharmaceutical giant to use 23andMe’s trove of ...