Tetraphase Pharmaceuticals, Inc. announced earnings results for the full year ended December 31, 2019. For the full year, the company announced total revenue was USD 7.376 million compared to USD 18.904 million a year ago. Operating loss was USD 67.532 million compared to USD 73.281 million a year ago. Net loss was USD 70.085 million compared to USD 72.158 million a year ago. Basic loss per share was USD 22.85 compared to USD 27.48 a year ago.