CoTherix
 CoTherix Inc. was a biopharmaceutical company located in South San Francisco California. CoTherix focused on licensing developing and commercializing therapeutic products for the treatment of cardiopulmonary and other chronic diseases. The company formerly known as Exhale Therapeutics Inc. was founded in February 2000 by Gerard Turino MD a past president of the American Thoracic Society and Jerome Cantor MD a pulmonary pathologist.