Hemispherx BioPharma (AMEX: HEB) 45% LOWER; smashed as FDA recommends another Ampligen study. Says can’t approve application in its present form. Click here for the full report.

Santarus Inc. (Nasdaq: SNTS) 26.5% HIGHER; trading higher ahead of a presentation tomorrow by CEO Gerald Proehl at the Piper Jaffray 21st Annual Health Care Conference at 12:30 p.m. ET. Also announced that the U.S. FDA has approved Schering-Plough HealthCare Products NDA for ZEGERID OTC(TM) Capsules (omeprazole/sodium bicarbonate) with a dosage strength of 20 mg of omeprazole for OTC treatment of frequent heartburn.

Anchor BanCorp Wisconsin Inc. (Nasdaq: ABCW) 26%