The health care industry's biggest conference just finished up, and the Fool's health care team was keeping close watch. While much of the interest was focused on biotech outfits big and small, the industry's titans -- the big pharmaceutical companies -- made some noise of their own.

Our health care bureau chief Brenton Flynn listened in on seven big pharmaceutical companies that made an appearance, and in the following video he outlines four major themes he discovered in their presentations.

Brenton Flynn has no position in any stocks mentioned. The Motley Fool recommends GlaxoSmithKline. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.