Judge invalidates Allerganís key patents for dry-eye treatment Restasis
17 October 2017
Allergan transfers drug patent to Mohawk tribe to sidestep lawsuits
09 September 2017
Allergan to buy body-contouring product maker Zeltiq Aesthetics for $2.48 bn
14 February 2017
Allergan to buy regenerative medicine specialist LifeCell for $2.9 bn
21 December 2016
Cipla to sell entire 16.7% stake in US-based Chase Pharmaceuticals to Allergan Plc
24 November 2016
Allergan to buy Tobira Therapeutics for $1.7 bn
20 September 2016
Allergan to sell US distribution unit Anda to Teva for $500 mn
04 August 2016
Merck & Co and Allergan eye US biotechnology company Biogen
03 August 2016
Pfizer calls halt to $160bn merger with Allergan: report
06 April 2016
New Treasury rules threaten Allergan-Pfizer merger
05 April 2016
European regulator approves Tevaís $40.5-bn Allergan drug unit deal with conditions
11 March 2016
Allergen deal to help Pfizer save $35 bn in annual taxes: report
26 February 2016
Pfizer to take over Allergan in historic $150-bn deal
23 November 2015
Pfizer said to be in $150-bn merger talks with Allergan
19 November 2015
Pfizer, Allergan mull largest pharma merger
29 October 2015
Teva in talks to buy Allergan's generic-drug unit for $45 bn: report
27 July 2015
Botox-maker Allergan Plc to buy Kythera Biopharmaceuticals for $2.1 bn
18 June 2015
Actavis in talks to buy US Botox maker Allergan for around $60 billion: report
13 November 2014
Botox maker Allergan in talks with new suitor
07 November 2014
Valeant Pharmaceuticals plans to raise bid for Allergan
08 October 2014
Valeant starts hostile takeover process for Allergan
19 June 2014
Valeant raises offer for the second time this week for Allergan to $53.8 bn
31 May 2014
Valeant raises Allergan bid to $49.44 bn: analysts say new offer still too low
29 May 2014
Botox maker Allergan rejects Valeant's $45.7-b hostile bid
12 May 2014
Allergan set to approach Shire Plc once again: report
29 April 2014
Britainís Shire Plc recently rejected Allerganís takeover approach: report
25 April 2014
Valeant tables hostile $45.7 bn bid for Botox maker Allergan
23 April 2014
Valeant teams up with hedge fund to buy Botox maker Allergan for $42 bn
22 April 2014
Allergan to buy SkinMedicaís skin care unit for $350 million
19 November 2012
Allergan explores sale of obesity intervention business
31 October 2012
Allergan to buy more eye-care brands
22 April 1999
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