Equity Research for the following companies: Micron (NASDAQ:MU), Sara Lee (NYSE:SLE), Nordstrom (NYSE:JWN), Best Buy (NYSE:BBY), Suncor Energy (NYSE:SU), and VIVUS (NASDAQ:VVUS).

The US Food and Drug Administration (FDA) voted on Friday to approve a new drug to treat erectile dysfunction (ED), various media outlets have reported.

MOUNTAIN VIEW, Calif., April 27, 2012 /PRNewswire/ -- VIVUS, Inc. (NASDAQ: VVUS) today announced that the U.S.

Chesapeake Energy Corporation (NYSE: CHK), Blackstone Group LP (NYSE: BX), Morgan Stanley (NYSE: MS), ExxonMobil Corporation (NYSE: XOM) and Vivus Inc.

Equity Research for the following companies: Valero Energy (NYSE:VLO), Sirius (NASDAQ:SIRI), JDS Uniphase (NASDAQ:JDSU), VIVUS (NASDAQ:VVUS), Chesapeake Energy (NYSE:CHK), and Parametric Technology (NASDAQ:PMTC).