Santhera receives first product approval: Health Canada approves Catena® for treatment of Friedreich's ataxia Santhera Pharmaceuticals, 24 Jul 2008 Accessed on 2 Dec 2013 from http://www.santhera.com/index.php?docid=212&vid=&lang=en&newsdate=200807&newsid=1238090&newslang=en. CommentRecommendBookmarkWatch