Already owner of about 60% of the troubled antibiotic firm, Innoviva agrees to pay $2.20 per share for all outstanding stock in Entasis. Roche, KaliVir partner on oncolytic virus therapies.

Entasis is seeking a pathogen-specific approval for its antibiotic/beta lactamase inhibitor candidate rather than an indication specific the site of an infection. Achaogen’s earlier failure to do the same may have helped set a path.

With Phase III data showing non-inferiority to colistin, as well as nephrotoxicity superiority, Entasis thinks sulbactam/durlobactam will provide a new standard of care and succeed where Achaogen’s Zemdri failed.

From animal models to non-inferiority margins, US FDA is seeking new perspectives on gonorrhea R&D, including how to incorporate extragenital infections into clinical programs.