March 5 (Reuters) - Aeterna Zentaris Inc AEZS.TO :
* AETERNA ZENTARIS PROVIDES UPDATE ON PREVIOUSLY DISCLOSEDCLASSACTION LAWSUIT
* AETERNA ZENTARIS - U.S. COURT GRANTED MOTION FOR CLASSCERTIFICATION IN CLASS ACTION LAWSUIT AGAINST CO, CERTAINOFFICERS RELATED TO MACRILEN
* AETERNA ZENTARIS INC - HAS NOT RECORDED ANY LIABILITYRELATEDTO LAWSUIT