It's been a busy September for Ardelyx Inc. so far. Less than two weeks after the Fremont, Calif-based company reported promising pivotal data for tenapanor in chronic kidney disease patients with hyperphosphatemia, the sodium hydrogen exchanger 2 (NHE3) inhibitor won FDA approval for use in irritable bowel syndrome with constipation (IBS-C).

Altimmune Inc. will acquire Spitfire Pharma Inc. and its lead candidate, SP-1373 (to be renamed ALT-801), a GLP-1/glucagon receptor co-agonist for treating nonalcoholic steatohepatitis (NASH).

Korea's largest pharmaceutical company, Yuhan Corp., and German giant Boehringer Ingelheim GmbH (BI) have signed a collaboration and license agreement to develop a first-in-class dual agonist to treat nonalcoholic steatohepatitis (NASH) and related liver diseases, following a similar path trod by other companies.