GERMANTOWN, Md., July 27 /PRNewswire-FirstCall/ -- MiddleBrook Pharmaceuticals, Inc. (Nasdaq: MBRK - News), a pharmaceutical company focused on developing and commercializing novel anti-infective products, today announced it will release results for the quarter ended June 30, 2007, on Thursday, August 2, 2007, before the market opens. A full text copy of the release will be disseminated at that time.