Ardelyx, Inc. announced that the U.S. Food and Drug Administration has approved IBSRELA® (tenapanor), a 50 mg, twice daily oral pill for the treatment of irritable bowel syndrome with constipation (IBS-C) in adults.  https://www.prnewswire.com/news-releases/ardelyx-receives-fda-approval-for-ibsrela-tenapanor-an-nhe3-sodium-transport-inhibitor-for-the-treatment-of-irritable-bowel-syndrome-with-constipation-300917407.html Amplyx Pharmaceuticals announced that the FDA has granted Fast Track designations for both the intravenous (IV) and oral formulations of the[…]