Health Care

Shares of some top pharmaceuticals companies are mixed at 1 p.m.: Baxter International Inc. rose $.69 or 1.0 percent, to $72.02.

Shares of some top medical devices companies were mixed at the close of trading: Allergan rose $1.17 or .6 percent, to $196.51.

Shares of some top health care equipment companies were mixed at the close of trading: Becton, Dickinson & Co. rose $.59 or .5 percent, to $129.35.

Shares of some top pharmaceuticals companies were mixed at the close of trading: Baxter International Inc. rose $.57 or .8 percent, to $71.33.

Shares of some top health care equipment companies are mixed at 1 p.m.: Becton, Dickinson & Co. rose $.33 or .3 percent, to $129.09.

Shares of some top health care equipment companies are mixed at 10 a.m.: Becton, Dickinson & Co. fell $.07 or .1 percent, to $128.69.

Shares of some top medical devices companies are mixed at 10 a.m.: Allergan rose $3.96 or 2.0 percent, to $199.30.

Shares of some top managed care companies were mixed at the close of trading: Aetna rose $.02 or percent, to $84.52.

Shares of some top managed care companies are mixed at 1 p.m.: Aetna rose $.16 or .2 percent, to $84.66.

Shares of some top pharmaceuticals companies are mixed at 10 a.m.: Baxter International Inc. rose $.09 or .1 percent, to $70.85.

Shares of some top biotechnology companies are mixed at 10 a.m.: Amgen Inc. rose $.08 or percent, to $162.50.

Shares of some top managed care companies are down at 10 a.m.: Aetna fell $.62 or .7 percent, to $83.89.

As many as 18,000 nurses went on strike Tuesday and picketed in front of Kaiser Permanente facilities in Northern California to express their concerns about patient-care standards and Ebola.

Shares of some top medical devices companies are mixed at 1 p.m.: Allergan rose $.12 or .1 percent, to $195.36.

Shares of some top biotechnology companies were mixed at the close of trading: Amgen Inc. fell $.67 or .4 percent, to $162.42.

A look at the 10 biggest percentage gainers on Nasdaq at 1 p.m.: Achillion Pharmaceuticals Inc. rose 23.5 percent to $12.48.

Shares of some top pharmaceuticals companies were mixed at the close of trading: Baxter International Inc. rose $.02 or percent, to $70.63.

Shares of some top medical devices companies were mixed at the close of trading: Allergan fell $.76 or .4 percent, to $195.24.

Shares of some top managed care companies were up at the close of trading: Aetna rose $1.73 or 2.1 percent, to $84.02.

Shares of some top health care equipment companies were up at the close of trading: Becton, Dickinson & Co. rose $2.76 or 2.2 percent, to $128.30.