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Mercks new combo med Recarbrio fights resistant bacteria. Can it tackle the sales challenge, too?

July 17, 2019 / Eric Sagonowsky

Merck and Co. is one of the few large drugmakers still pursuing antibacterial R and D, and on Wednesday, the company scored approval for a combo drug that tackles serious urinary tract and abdominal infections when other treatments don't work. The FDA signed off on Merck’s Recarbrio, which adds a new infection-fighter, relebactam, to a previously approved combo of cilastatin and imipenem. The three-ingredient combo med has a green light to tackle infections in adults caused by specific gram-negative bacteria. Merck's newest nod comes on the heels of a Zerbaxa label expansion last month. The FDA added certain types of pneumonia to Zerbaxa's list of approvals in complicated UTIs and abdominal infections. The label boost gives Zerbaxa, acquired in Merck's $8.5 billion Cubist buyout, a chance to make up for early sales shortfalls. Zerbaxa's marketing struggles show one reason why so many drugmakers are abandoning anti-infective research, even at a time when the ne...