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ACCESSION NUMBER:		0000912057-14-000096

CONFORMED SUBMISSION TYPE:	DRS/A

PUBLIC DOCUMENT COUNT:		13

FILED AS OF DATE:		20140403

<PUBLIC-REL-DATE>20140520

DATE AS OF CHANGE:		20140624


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:		DRS/A

		SEC ACT:		1933 Act

		SEC FILE NUMBER:	377-00403

		FILM NUMBER:		14742809



	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



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