Tetraphase Pharmaceuticals | 3,971 followers on LinkedIn. Fighting against antimicrobial resistance is at the core of our technology and our people. | Tetraphase is fighting one of the most significant threats to humanity — antibiotic resistance — through the promise of our technology and the passion of our people. We are committed to making novel antibiotics accessible to all patients in need. According to The Review on Antimicrobial Resistance (May 2016), by 2050, antimicrobial resistance is projected to kill more people than cancer and diabetes combined.