Health-care companies were more or less flat as traders rotated into defensive sectors in light of nerves about the growth outlook.

Perrigo, a pharmaceutical company, agreed to buy Héra SAS for about $2.1 billion, in a merger that would help cement Perrigo's shift to focus on nonprescription drugs.

Novavax has enrolled the first volunteers in an early-stage clinical trial of its combined Covid-19 and flu vaccine candidate in Australia, the drug developer said.

British conglomerate Smiths Group said its board withdrew recommendation to accept a buyout offer from TA Associates for the sale of Smiths Medical after the company accepted a more favorable offer from ICU Medical.

French pharmaceutical major Sanofi said that it has entered into a definitive agreement to acquire U.S.-based biopharmaceutical company Kadmon Holdings.

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

(END) Dow Jones Newswires

09-08-21 1706ET