Health-care companies rose amid drug developments.

An AstraZeneca and Merck drug candidate reduced the recurrence of breast cancer in women with an early but aggressive form of the disease, a long-running international study found.

Separately, AstraZeneca named Alexion Pharmaceuticals executive Aradhana Sarin as its new finance chief as the Covid-19 vaccine maker works to complete the acquisition of the company.

U.S. health regulators have authorized newer, more convenient, forms of a Covid-19 antibody drug made by Regeneron Pharmaceuticals that could make it easier for patients to get the treatment, the company said.


 Write to Rob Curran at rob.curran@dowjones.com 

(END) Dow Jones Newswires

06-04-21 1707ET