USE OF NEW INJECTABLE BIODEGRADABLE MICROSPHERES, PROCESS FOR PREPARATION THEREOF AND INJECTABLE SUSPENSION COMPRISING THEM

摘要

ABSTRACT OF THE DISCLOSURE: The invention relates to the use of new biodegradable injectable microspheres containing a copolymer of lactic and glycolic acid and an anti-estrogen or anti-progestomimetic steroids. The invention also relates to a process for preparing these novel microspheres and injectable suspensions containing them.