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Acquisition history [ edit ]
Click or tap to reveal an illustration of the company's mergers, acquisitions,
spin-offs and historical predecessors:
Pfizer, Plc [ N 1]
Pfizer, Inc
Pfizer(Founded 1849 as Charles Pfizer & Company)
Coley Pharmaceutical Group[ 1] (Acq 2007)
Encysive Pharmaceuticals Inc[ 3] (Acq 2008)
Wyeth
King Pharmaceuticals <br />(Acq 2010)
Monarch Pharmaceuticals, Inc.
King Pharmaceuticals Research and Development, Inc.
Meridian Medical Technologies, Inc.
Parkedale Pharmaceuticals, Inc.
King Pharmaceuticals Canada Inc.
Monarch Pharmaceuticals Ireland Limited
Synbiotics Corporation[ 4] (Acq 2011)
Ferrosan[ 6] (Consumer Health Business, Acq 2011)
Excaliard Pharmaceuticals[ 7] (Acq 2011)
NextWave Pharmaceuticals, Inc[ 9] (Acq 2012)
Hospira (Acq 2015)
Javelin Pharmaceuticals, Inc.(Acq 2010)
TheraDoc(Acq 2010)
Allergan, Plc
Actavis, Plc
Auden Mckenzie Holdings Limited(Acq 2015 by Actavis )
Durata Therapeutics (Acq 2014 by Actavis )
Forest Laboratories (Acq 2014 by Actavis )
Furiex Pharmaceuticals Inc(Acq 2014 by Forest)
Aptalis Pharma (Eurand Pharmaceuticals & Axcan Pharma merged 2011, Acq 2014 by Forest)
Galen(Acq 2013 by Actavis )
Warner Chilcott Plc(Acq 2000 by Galen, adopted Warners name)
Procter & Gamble 's prescription drug unit(Acq 2009 by Warner)
Watson Pharmaceuticals
Andrx Corporation(Acq 2006 by Watson)
Arrow Group(Acq 2009 by Watson)
Eden Biodesign(Acq by Watson)
Specifar Pharmaceuticals S.A.(Acq 2011 by Watson)
Ascent Pharmahealth Ltd(Acq 2012 by Watson)
Actavis Group(Acq 2012 by Watson, adopted Actavis' name)
Allergan, inc
Kythera Biopharmaceuticals(Acq 2015)
MAP Pharmaceuticals Inc(Acq 2013)
Inamed Corporation(Acq 2006)
Allergan(Advanced Medical Optics spun off in 2006)
^ Pfizer-Allergan deal is pending SEC approval in the US and approval in the European Union , approvals from both sets of shareholders and the completion of Allergan’s pending divestiture of its generics business to Teva Pharmaceuticals