May 7 (Reuters) - Aeterna Zentaris Inc AEZS.TO :
* AETERNA ZENTARIS REPORTS FIRST QUARTER 2019 FINANCIAL AND OPERATING RESULTS
* QTRLY LOSS PER COMMON SHARE $0.30
* Q1 LOSS PER SHARE $0.30
* AS OF MARCH 31, 2019, CO HAD $11.4 MILLION OF UNRESTRICTED CASH AND CASH EQUIVALENTS