    <SEC-DOCUMENT>0001193125-21-111693-index.html : 20210409
    <SEC-HEADER>0001193125-21-111693.hdr.sgml : 20210409
    <ACCEPTANCE-DATETIME>20210409170754
    ACCESSION NUMBER:		0001193125-21-111693
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		14
    CONFORMED PERIOD OF REPORT:	20210519
    FILED AS OF DATE:		20210409
    DATE AS OF CHANGE:		20210409

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			NEUROCRINE BIOSCIENCES INC
    		CENTRAL INDEX KEY:			0000914475
    		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
    		IRS NUMBER:				330525145
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-22705
    		FILM NUMBER:		21818496

    	BUSINESS ADDRESS:
    		STREET 1:		12780 EL CAMINO REAL
    		CITY:			SAN DIEGO
    		STATE:			CA
    		ZIP:			92130
    		BUSINESS PHONE:		(858) 617-7600

    	MAIL ADDRESS:
    		STREET 1:		12780 EL CAMINO REAL
    		CITY:			SAN DIEGO
    		STATE:			CA
    		ZIP:			92130
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>d87247ddef14a.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: d87247ddef14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>g87247g01a01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: g87247g01a01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>g87247g02a00.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g87247g02a00.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g87247g02a02.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g87247g02a02.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g87247g02g90.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g87247g02g90.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>g87247g03r03.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g87247g03r03.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g87247g03t10.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g87247g03t10.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>g87247g03w04.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g87247g03w04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>g87247g04j25.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g87247g04j25.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>g87247g26a88.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g87247g26a88.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>g87247g26b59.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g87247g26b59.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>g87247g27a50.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g87247g27a50.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>g87247g27b10.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g87247g27b10.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>g87247g28o17.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: g87247g28o17.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>