FDAnews
www.fdanews.com/articles/131549-discovery-labs-8217-kl4-surfactant-granted-orphan-drug-designation

Discovery Labs’ KL4 Surfactant Granted Orphan Drug Designation

November 1, 2010
Discovery Laboratories, Inc. Monday announced that the Office of Orphan Products Development of the United States Food and Drug Administration has granted orphan drug designation to Discovery’s KL4 surfactant for the treatment of cystic fibrosis.
Forbes