.
                                                                               .
                                                                               .
                                                                      EXHIBIT 21



                                   AMGEN INC.




SUBSIDIARY                                                    STATE OF
(Name under which                                             INCORPORATION
subsidiary does business)                                     OR ORGANIZATION
-------------------------                                     ---------------
                                                           
Immunex Corporation                                           Washington
Amgen Manufacturing, Limited                                  Bermuda