UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Allergan, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 018490102 (CUSIP Number) December 31, 2013 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [X] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). CUSIP: 018490102 Page 1 of 6 1 NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) Capital Research Global Investors ** 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) (b) 3 SEC USE ONLY 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware 5 SOLE VOTING POWER 17,472,533 6 SHARED VOTING POWER NUMBER OF SHARES NONE BENEFICIALL Y OWNED BY 7 SOLE DISPOSITIVE POWER EACH REPORTING 17,472,533 PERSON WITH: 8 SHARED DISPOSITIVE POWER NONE 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 17,472,533 Beneficial ownership disclaimed pursuant to Rule 13d-4 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 5.9% 12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IA ** A division of Capital Research and Management Company (CRMC) CUSIP: 018490102 Page 2 of 6 SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 Schedule 13G Under the Securities Exchange Act of 1934 Amendment No. Item 1(a) Name of Issuer: Allergan, Inc. Item 1(b) Address of Issuer's Principal Executive Offices: 2525 Dupont Drive Irvine, CA 92612 Item 2(a) Name of Person(s) Filing: Capital Research Global Investors Item 2(b) Address of Principal Business Office or, if none, Residence: 333 South Hope Street Los Angeles, CA 90071 Item 2(c) Citizenship: N/A Item 2(d) Title of Class of Securities: Common Stock Item 2(e) CUSIP Number: 018490102 Item 3 If this statement is filed pursuant to sections 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a: (e) [X] An investment adviser in accordance with section 240.13d-1(b)(1)(ii)(E). Item 4 Ownership Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1. (a) Amount beneficially owned: (b) Percent of class: (c) Number of shares as to which the person has: (i) Sole power to vote or to direct the vote: (ii) Shared power to vote or to direct the vote: (iii) Sole power to dispose or to direct the disposition of: (iv) Shared power to dispose or to direct the disposition of: See page 2 Capital Research Global Investors is deemed to be the beneficial owner of 17,472,533 shares or 5.9% of the 297,162,419 shares believed to be outstanding as a result of CRMC acting as investment adviser to various investment companies registered under Section 8 of the Investment Company Act of 1940. CUSIP: 018490102 Page 3 of 6 Item 5 Ownership of Five Percent or Less of a Class. If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following: [ ] Item 6 Ownership of More than Five Percent on Behalf of Another Person: N/A Item 7 Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person: N/A Item 8 Identification and Classification of Members of the Group: N/A Item 9 Notice of Dissolution of Group: N/A Item 10 Certification By signing below, I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. Signature After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: February 5, 2014 Signature: Timothy D. Armour*** Name/Title: Timothy D. Armour - Senior Vice President Capital Research Global Investors ***By /s/ Herbert Y. Poon Herbert Y. Poon Attorney-in-fact Signed pursuant to a Power of Attorney dated January 28, 2014 included as an Exhibit to this Schedule 13G. CUSIP: 018490102 Page 4 of 6 POWER OF ATTORNEY The undersigned do hereby appoint Herbert Y. Poon, acting singly, with full power of substitution, as the true and lawful attorney of the undersigned, to sign on behalf of the undersigned in respect of the ownership of equity securities deemed held by the undersigned, Capital Research Global Investors, AMCAP Fund, American Funds Global Balanced Fund, American Mutual Fund, American Funds Insurance Series (Blue Chip Income and Growth Fund, Growth-Income Fund, Global Small Capitalization Fund, International Fund, International Growth and Income Fund), Capital Income Builder, Capital International - U.S. Equity Fund, Capital International European Growth and Income, Capital International U.S. Growth and Income, Capital World Growth and Income Fund, EuroPacific Growth Fund, New Perspective Fund, New World Fund, Inc., SMALLCAP World Fund, Inc., The Growth Fund of America, The Investment Company of America, and The New Economy Fund, and to be reported pursuant to Sections 13(d), 13(f) and 13(g) of the Securities Exchange Act of 1934, as amended, and to execute joint filing agreements with respect to such filings. IN WITNESS WHEREOF, this Power of Attorney has been executed as of th the 28 day of January, 2014. Capital Research Global SMALLCAP World Fund, Inc. Investors The Growth Fund of America /s/ Timothy D. Armour Name: Timothy D. Armour /s/ Patrick F. Quan Title: Senior Vice Name: Patrick F. Quan President Title: Secretary AMCAP Fund American Funds Global American Funds Insurance Series Balanced Fund American Mutual Fund Capital Income Builder Capital World Growth and /s/ Steven I. Koszalka Income Fund EuroPacific Growth Fund Name: Steven I. Koszalka New Perspective Fund Title: Secretary New World Fund, Inc. The Investment Company of America The New Economy Fund Capital International - U.S. Equity Fund Capital International European Growth and Income Capital International U.S. Growth and Income /s/ Michael W. Stockton CUSIP: 018490102 Page 5 of 6 Name: Michael W. Stockton Title: Secretary /s/ Todd Wagner Name: Todd Wagner Title: CFO and Secretary of the Trustee CUSIP: 018490102 Page 6 of 6