<qa>  What is the name of the luteinizing hormone-releasing hormone agonists?- Primary or recurrent castration resistant prostate carcinoma with skeletal andor nodal involvement not currently undergoing systemic chemotherapy who are about to commence therapy with docetaxelprednisone. Note that systemic hormonal targeted therapy including luteinizing hormone-releasing hormone LHRH agonists Lupron or Trelstar, other anti-androgens, andor Abiraterone or Enzalutamide may be in use. 