Allergan Plc News
US drugmaker Pfizer Inc and Ireland-based Allergan Plc formally announced the scrapping of their $160 billion merger on Wednesday, in a big win for President Barack Obama who has been pushing to curb tax-slashing "inversion" deals.
Pfizer Inc, the maker of Viagra and Lipitor, has struck a deal to buy Botox-maker Allergan in a transaction valued at about $160 billion, creating the world's biggest drugmaker.
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