Amgen 2007 Annual Report Download - page 124

EXHIBIT 23
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in the Registration Statement (Form S-8 No. 33-5111) pertain-
ing to the 1984 Stock Option Plan, 1981 Incentive Stock Option Plan and Nonqualified Stock Option Plan of
Amgen Inc., in the Registration Statement (Form S-8 No. 33-24013) pertaining to the Amended and Restated
1988 Stock Option Plan of Amgen Inc., in the Registration Statement (Form S-8 No. 33-39183) pertaining to the
Amended and Restated Employee Stock Purchase Plan, in the Registration Statement (Form S-8 No. 33-39104)
pertaining to the Amended and Restated Amgen Retirement and Savings Plan, in the Registration Statements
(Form S-3/S-8 No. 33-29791 and Form S-8 No. 33-42501) pertaining to the Amended and Restated 1987 Direc-
tors’ Stock Option Plan, in the Registration Statement (Form S-8 No. 33-42072) pertaining to the Amgen Inc.
Amended and Restated 1991 Equity Incentive Plan, in the Registration Statement (Form S-8 No. 33-47605) per-
taining to the Retirement and Savings Plan for Amgen Puerto Rico, Inc., in the Registration Statement (Form S-8
No. 333-44727) pertaining to the Amgen Inc. 1997 Special Non-Officer Equity Incentive Plan, in the Registra-
tion Statement (Form S-3 No. 333-19931) of Amgen Inc., in the Registration Statement (Form S-3
No. 333-40405) of Amgen Inc., in the Registration Statement (Form S-8 No. 333-62735) pertaining to the Am-
gen Inc. Amended and Restated 1997 Special Non-Officer Equity Incentive Plan, in the Registration Statement
(Form S-3 No. 333-53929) pertaining to the Amgen Inc. 1997 Special Non-Officer Equity Incentive Plan, the
Amgen Inc. Amended and Restated 1991 Equity Incentive Plan, the Amended and Restated 1988 Stock Option
Plan of Amgen Inc. and the Amended and Restated 1987 Directors’ Stock Option Plan, in the Registration
Statement (Form S-8 No. 333-74585) pertaining to the Amgen Limited Sharesave Plan, in the Registration
Statement (Form S-8 No. 333-81284) pertaining to the Amgen Nonqualified Deferred Compensation Plan, in the
Registration Statement (Form S-8 No. 333-56672) pertaining to the Amended and Restated 1997 Special
Non-Officer Equity Incentive Plan, in the Registration Statement (Form S-3 No. 333-56664 and Amendment
No. 1 thereto) pertaining to the Amgen Inc. 1997 Special Non-Officer Equity Incentive Plan, the Amgen Inc.
Amended and Restated 1991 Equity Incentive Plan, the Amended and Restated 1988 Stock Option Plan of Am-
gen Inc., and the Amended and Restated 1987 Directors’ Stock Option Plan, in the Registration Statement (Form
S-8 No. 333-83824) pertaining to the Amgen Inc. Amended and Restated 1997 Special Non-Officer Equity In-
centive Plan, in the Registration Statement (Form S-3 No. 333-88834) pertaining to Amgen Inc.’s Liquid Yield
Option™ Notes, in the Registration Statement (Form S-3 No. 333-92450 and Amendment No. 1 thereto) pertain-
ing to Amgen Inc.’s Common Stock, in the Registration Statement (Form S-8 No. 333-92424 and Amendment
No. 1 thereto) pertaining to the Amgen Inc. Amended and Restated 1993 Equity Incentive Plan (formerly known
as the Immunex Corporation 1993 Stock Option Plan), the Amgen Inc. Amended and Restated 1999 Equity In-
centive Plan (formerly known as the Immunex Corporation 1999 Stock Option Plan), the Amgen Inc. Amended
and Restated 1999 Employee Stock Purchase Plan (formerly known as the Immunex Corporation 1999 Employee
Stock Purchase Plan), the Immunex Corporation Stock Option Plan for Nonemployee Directors, and the Amgen
Inc. Profit Sharing 401(k) Plan and Trust (formerly known as the Immunex Corporation Profit Sharing 401(k)
Plan and Trust), in the Registration Statement (Form S-3 No. 333-107639 and Amendment 1 thereto) relating to
debt securities, common stock and associated preferred share repurchase rights, preferred stock, warrants to pur-
chase debt securities, common stock or preferred stock, securities purchase contracts, securities purchase units
and depositary shares of Amgen Inc. and in the related Prospectuses, and in the Registration Statement (Form S-8
No. 333-118254) pertaining to the Amgen Inc. Amended and Restated 1997 Equity Incentive Plan (formerly
known as the Tularik Inc. 1997 Equity Incentive Plan, as amended), the Tularik Inc. 1991 Stock Plan, as amend-
ed, the Tularik Inc. Amended and Restated 1997 Non-Employee Directors’ Stock Option Plan, as amended, the
Amgen Salary Savings Plan (formerly known as Tularik Salary Savings Plan), a Nonstatutory Stock Option
Agreement, and in the Registration Statement (Form S-3 No. 333-132286) relating to the potential resale of secu-
rities acquired from Amgen Inc. by selling security holders in unregistered private offerings, and in the
Registration Statement (Form S-8 No. 333-132932) pertaining to the Amgen Inc. Amended and Restated 1996
Incentive Stock Plan (formerly known as Abgenix, Inc. 1996 Incentive Stock Plan, as amended and restated)
Abgenix, Inc. 1998 Director Option Plan, as amended and restated Amgen Inc. Amended and Restated 1999 In-
centive Stock Plan (formerly known as Abgenix, Inc. 1999 Nonstatutory Stock Option Plan, as amended and
restated), and in the Registration Statement (Form S-8 No. 333-133002) pertaining to the Amgen Inc. Amended
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