<SEC-DOCUMENT>0001144204-15-010102-index.html : 20150218
<SEC-HEADER>0001144204-15-010102.hdr.sgml : 20150216
<ACCEPTANCE-DATETIME>20150217161424
ACCESSION NUMBER:		0001144204-15-010102
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20150217
DATE AS OF CHANGE:		20150217
GROUP MEMBERS:		BAKER BROS. ADVISORS (GP) LLC
GROUP MEMBERS:		FELIX J. BAKER
GROUP MEMBERS:		JULIAN C. BAKER

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LA JOLLA PHARMACEUTICAL CO
		CENTRAL INDEX KEY:			0000920465
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				330361285
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-44849
		FILM NUMBER:		15622571

	BUSINESS ADDRESS:	
		STREET 1:		4660 LA JOLLA VILLAGE DRIVE, SUITE 1070
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92122
		BUSINESS PHONE:		858-207-4264

	MAIL ADDRESS:	
		STREET 1:		4660 LA JOLLA VILLAGE DRIVE, SUITE 1070
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92122

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BAKER BROS. ADVISORS LP
		CENTRAL INDEX KEY:			0001263508
		IRS NUMBER:				134093645
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		667 MADISON AVE
		STREET 2:		21ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10065
		BUSINESS PHONE:		2123395600

	MAIL ADDRESS:	
		STREET 1:		667 MADISON AVE
		STREET 2:		21ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10065

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BAKER BROS ADVISORS LLC
		DATE OF NAME CHANGE:	20030911
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>v401280_sc13ga.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: v401280_sc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>