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Allergan Makes Migraine Deal With Merck

Allergan PLC said today that it is acquiring the rights to a migraine drug development program from Merck & Co. for an upfront payment of $250 million plus milestone payments and tiered royalties.

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Allergan Board Stands By Pyott, Refutes Ackman

Irvine-based Allergan Inc. on Monday fired back at activist investor Bill Ackman in a tersely worded letter prompted by Ackman’s conflict of interest charges against Chairman and Chief Executive David Pyott.

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Allergan Board Stands By Pyott, Refutes Ackman

Irvine-based Allergan Inc. today fired back at activist investor Bill Ackman in a tersely worded letter prompted by Ackman’s conflict of interest charges against Chairman and Chief Executive David Pyott.

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Valeant, Ackman Want to Change Allergan Board

Valeant Pharmaceuticals International Inc. and activist investor Bill Ackman’s Pershing Square Capital Management LP said Thursday they would team up in an attempt to force changes to the board of Irvine-based drug maker Allergan Inc.

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Valeant, Ackman Want to Change Allergan Board

Valeant Pharmaceuticals International Inc. and activist investor Bill Ackman’s Pershing Square Capital Management LP said today they would team up in an attempt to force changes to the board of Irvine-based drug maker Allergan Inc.

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Allergan Reports Mixed Q4 Results

Irvine-based Allergan Inc. today posted a fourth-quarter profit that just missed analysts’ expectations on revenue that was in line with forecasts.

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