<SEC-DOCUMENT>0001558370-18-008890-index.html : 20181108
<SEC-HEADER>0001558370-18-008890.hdr.sgml : 20181108
<ACCEPTANCE-DATETIME>20181108060354
ACCESSION NUMBER:		0001558370-18-008890
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20181107
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20181108
DATE AS OF CHANGE:		20181108

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Amphastar Pharmaceuticals, Inc.
		CENTRAL INDEX KEY:			0001297184
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				330702205
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36509
		FILM NUMBER:		181167987

	BUSINESS ADDRESS:	
		STREET 1:		11570 SIXTH STREET
		CITY:			RANCHO CUCAMONGA
		STATE:			CA
		ZIP:			91730
		BUSINESS PHONE:		909-980-9484

	MAIL ADDRESS:	
		STREET 1:		11570 SIXTH STREET
		CITY:			RANCHO CUCAMONGA
		STATE:			CA
		ZIP:			91730
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>f8-k.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: f8-k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>ex-99d1.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: ex-99d1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>ex-99d1g001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: ex-99d1g001.jpg

</DOCUMENT>
</SEC-DOCUMENT>