Among the companies whose shares are expected to see active trade in Tuesdayâ??s session are the health-care companies as well as CSX, Dell, Goldman Sachs, Novellus, Noven Pharma, and Yum.

Business partners Johnson & Johnson and Bayer AG helped lead drug stocks higher early Friday as shares of the two conglomerates rallied on positive regulatory news for their new blood-thinner Xarelto.

A growing number of doctors say over-the-counter cough and cold medicines shouldn't be sold for young children because the products are unproven and potentially dangerous. Over-the-counter cold medicines typically include various mixes of antihistamines decongestants cough suppressants and expectorants. Experts say there is no standard for describing the products and two similarly marketed products may contain different types of ingredients. If parental attitudes change the drug companies will take a huge hit on over-the-counter remedies. About 95 million packages of children's over-the-counter cough medicine are sold each year. Decongestants have been linked to cardiac arrhythmias and other heart concerns ...

Weekly commentary on some of the biggest bulls in the market. This week features healthcare provider Wellpoint.